diff --git a/client/mysql.cc b/client/mysql.cc
index 51c8b34b0a8..241cca49a5d 100644
--- a/client/mysql.cc
+++ b/client/mysql.cc
@@ -1456,8 +1456,8 @@ static struct my_option my_long_options[] =
    &opt_sigint_ignore,  &opt_sigint_ignore, 0, GET_BOOL,
    NO_ARG, 0, 0, 0, 0, 0, 0},
   {"one-database", 'o',
-   "Only update the default database. This is useful for skipping updates "
-   "to other database in the update log.",
+   "Ignore statements except those that occur while the default "
+   "database is the one named at the command line.",
    0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
 #ifdef USE_POPEN
   {"pager", OPT_PAGER,
@@ -2692,6 +2692,10 @@ static void get_current_db()
 {
   MYSQL_RES *res;
 
+  /* If one_database is set, current_db is not supposed to change. */
+  if (one_database)
+    return;
+
   my_free(current_db);
   current_db= NULL;
   /* In case of error below current_db will be NULL */
diff --git a/include/m_ctype.h b/include/m_ctype.h
index 42e8f88cc0e..c054de8d7fd 100644
--- a/include/m_ctype.h
+++ b/include/m_ctype.h
@@ -356,6 +356,32 @@ extern CHARSET_INFO my_charset_utf8mb4_unicode_ci;
 #define MY_UTF8MB4                 "utf8mb4"
 
 
+/* Helper functions to handle contraction */
+static inline my_bool
+my_cs_have_contractions(CHARSET_INFO *cs)
+{
+  return cs->contractions != NULL;
+}
+
+static inline my_bool
+my_cs_can_be_contraction_head(CHARSET_INFO *cs, my_wc_t wc)
+{
+  return ((const char *)cs->contractions)[0x40*0x40 + (wc & 0xFF)];
+}
+
+static inline my_bool
+my_cs_can_be_contraction_tail(CHARSET_INFO *cs, my_wc_t wc)
+{
+  return ((const char *)cs->contractions)[0x40*0x40 + (wc & 0xFF)];
+}
+
+static inline uint16*
+my_cs_contraction2_weight(CHARSET_INFO *cs, my_wc_t wc1, my_wc_t wc2)
+{
+  return &cs->contractions[(wc1 - 0x40) * 0x40 + wc2 - 0x40];
+}
+
+
 /* declarations for simple charsets */
 extern size_t my_strnxfrm_simple(CHARSET_INFO *, uchar *, size_t,
                                  const uchar *, size_t); 
@@ -430,6 +456,7 @@ ulonglong my_strntoull10rnd_ucs2(CHARSET_INFO *cs,
 
 void my_fill_8bit(CHARSET_INFO *cs, char* to, size_t l, int fill);
 
+/* For 8-bit character set */
 my_bool  my_like_range_simple(CHARSET_INFO *cs,
 			      const char *ptr, size_t ptr_length,
 			      pbool escape, pbool w_one, pbool w_many,
@@ -437,6 +464,7 @@ my_bool  my_like_range_simple(CHARSET_INFO *cs,
 			      char *min_str, char *max_str,
 			      size_t *min_length, size_t *max_length);
 
+/* For ASCII-based multi-byte character sets with mbminlen=1 */
 my_bool  my_like_range_mb(CHARSET_INFO *cs,
 			  const char *ptr, size_t ptr_length,
 			  pbool escape, pbool w_one, pbool w_many,
@@ -444,26 +472,13 @@ my_bool  my_like_range_mb(CHARSET_INFO *cs,
 			  char *min_str, char *max_str,
 			  size_t *min_length, size_t *max_length);
 
-my_bool  my_like_range_ucs2(CHARSET_INFO *cs,
-			    const char *ptr, size_t ptr_length,
-			    pbool escape, pbool w_one, pbool w_many,
-			    size_t res_length,
-			    char *min_str, char *max_str,
-			    size_t *min_length, size_t *max_length);
-
-my_bool  my_like_range_utf16(CHARSET_INFO *cs,
-			     const char *ptr, size_t ptr_length,
-			     pbool escape, pbool w_one, pbool w_many,
-			     size_t res_length,
-			     char *min_str, char *max_str,
-			     size_t *min_length, size_t *max_length);
-
-my_bool  my_like_range_utf32(CHARSET_INFO *cs,
-			     const char *ptr, size_t ptr_length,
-			     pbool escape, pbool w_one, pbool w_many,
-			     size_t res_length,
-			     char *min_str, char *max_str,
-			     size_t *min_length, size_t *max_length);
+/* For other character sets, with arbitrary mbminlen and mbmaxlen numbers */
+my_bool  my_like_range_generic(CHARSET_INFO *cs,
+                               const char *ptr, size_t ptr_length,
+                               pbool escape, pbool w_one, pbool w_many,
+                               size_t res_length,
+                               char *min_str, char *max_str,
+                               size_t *min_length, size_t *max_length);
 
 int my_wildcmp_8bit(CHARSET_INFO *,
 		    const char *str,const char *str_end,
diff --git a/mysql-test/include/ctype_8bit.inc b/mysql-test/include/ctype_8bit.inc
new file mode 100644
index 00000000000..7259db54d05
--- /dev/null
+++ b/mysql-test/include/ctype_8bit.inc
@@ -0,0 +1,46 @@
+#
+# Test Unicode conversion, upper, lower
+#
+SELECT @@collation_connection;
+CREATE TABLE t1 AS SELECT ' ' AS a LIMIT 0;
+INSERT INTO t1 VALUES (0x00),(0x01),(0x02),(0x03),(0x04),(0x05),(0x06),(0x07);
+INSERT INTO t1 VALUES (0x08),(0x09),(0x0A),(0x0B),(0x0C),(0x0D),(0x0E),(0x0F);
+INSERT INTO t1 VALUES (0x10),(0x11),(0x12),(0x13),(0x14),(0x15),(0x16),(0x17);
+INSERT INTO t1 VALUES (0x18),(0x19),(0x1A),(0x1B),(0x1C),(0x1D),(0x1E),(0x1F);
+INSERT INTO t1 VALUES (0x20),(0x21),(0x22),(0x23),(0x24),(0x25),(0x26),(0x27);
+INSERT INTO t1 VALUES (0x28),(0x29),(0x2A),(0x2B),(0x2C),(0x2D),(0x2E),(0x2F);
+INSERT INTO t1 VALUES (0x30),(0x31),(0x32),(0x33),(0x34),(0x35),(0x36),(0x37);
+INSERT INTO t1 VALUES (0x38),(0x39),(0x3A),(0x3B),(0x3C),(0x3D),(0x3E),(0x3F);
+INSERT INTO t1 VALUES (0x40),(0x41),(0x42),(0x43),(0x44),(0x45),(0x46),(0x47);
+INSERT INTO t1 VALUES (0x48),(0x49),(0x4A),(0x4B),(0x4C),(0x4D),(0x4E),(0x4F);
+INSERT INTO t1 VALUES (0x50),(0x51),(0x52),(0x53),(0x54),(0x55),(0x56),(0x57);
+INSERT INTO t1 VALUES (0x58),(0x59),(0x5A),(0x5B),(0x5C),(0x5D),(0x5E),(0x5F);
+INSERT INTO t1 VALUES (0x60),(0x61),(0x62),(0x63),(0x64),(0x65),(0x66),(0x67);
+INSERT INTO t1 VALUES (0x68),(0x69),(0x6A),(0x6B),(0x6C),(0x6D),(0x6E),(0x6F);
+INSERT INTO t1 VALUES (0x70),(0x71),(0x72),(0x73),(0x74),(0x75),(0x76),(0x77);
+INSERT INTO t1 VALUES (0x78),(0x79),(0x7A),(0x7B),(0x7C),(0x7D),(0x7E),(0x7F);
+INSERT INTO t1 VALUES (0x80),(0x81),(0x82),(0x83),(0x84),(0x85),(0x86),(0x87);
+INSERT INTO t1 VALUES (0x88),(0x89),(0x8A),(0x8B),(0x8C),(0x8D),(0x8E),(0x8F);
+INSERT INTO t1 VALUES (0x90),(0x91),(0x92),(0x93),(0x94),(0x95),(0x96),(0x97);
+INSERT INTO t1 VALUES (0x98),(0x99),(0x9A),(0x9B),(0x9C),(0x9D),(0x9E),(0x9F);
+INSERT INTO t1 VALUES (0xA0),(0xA1),(0xA2),(0xA3),(0xA4),(0xA5),(0xA6),(0xA7);
+INSERT INTO t1 VALUES (0xA8),(0xA9),(0xAA),(0xAB),(0xAC),(0xAD),(0xAE),(0xAF);
+INSERT INTO t1 VALUES (0xB0),(0xB1),(0xB2),(0xB3),(0xB4),(0xB5),(0xB6),(0xB7);
+INSERT INTO t1 VALUES (0xB8),(0xB9),(0xBA),(0xBB),(0xBC),(0xBD),(0xBE),(0xBF);
+INSERT INTO t1 VALUES (0xC0),(0xC1),(0xC2),(0xC3),(0xC4),(0xC5),(0xC6),(0xC7);
+INSERT INTO t1 VALUES (0xC8),(0xC9),(0xCA),(0xCB),(0xCC),(0xCD),(0xCE),(0xCF);
+INSERT INTO t1 VALUES (0xD0),(0xD1),(0xD2),(0xD3),(0xD4),(0xD5),(0xD6),(0xD7);
+INSERT INTO t1 VALUES (0xD8),(0xD9),(0xDA),(0xDB),(0xDC),(0xDD),(0xDE),(0xDF);
+INSERT INTO t1 VALUES (0xE0),(0xE1),(0xE2),(0xE3),(0xE4),(0xE5),(0xE6),(0xE7);
+INSERT INTO t1 VALUES (0xE8),(0xE9),(0xEA),(0xEB),(0xEC),(0xED),(0xEE),(0xEF);
+INSERT INTO t1 VALUES (0xF0),(0xF1),(0xF2),(0xF3),(0xF4),(0xF5),(0xF6),(0xF7);
+INSERT INTO t1 VALUES (0xF8),(0xF9),(0xFA),(0xFB),(0xFC),(0xFD),(0xFE),(0xFF);
+SELECT
+  HEX(a) AS chr,
+  HEX(LOWER(a)) AS upper,
+  HEX(LOWER(a)) AS lower,
+  HEX(@utf8:=CONVERT(a USING utf8)) AS utf8,
+  HEX(@roundtrip:=CAST(@utf8 AS CHAR)) AS roundtrip,
+  if(a=BINARY @roundtrip,'','Round trip unsafe') AS issafe
+FROM t1 ORDER BY chr;
+DROP TABLE t1;
diff --git a/mysql-test/include/ctype_czech.inc b/mysql-test/include/ctype_czech.inc
new file mode 100644
index 00000000000..bc83d462a22
--- /dev/null
+++ b/mysql-test/include/ctype_czech.inc
@@ -0,0 +1,12 @@
+SELECT @@collation_connection;
+--echo #
+--echo # Bug#57737 Character sets: search fails with like, contraction, index
+--echo #
+CREATE TABLE t1 AS SELECT REPEAT(' ', 10) AS s1 LIMIT 0;
+INSERT INTO t1 VALUES ('c'),('ce'),('cé'),('ch');
+SELECT * FROM t1 WHERE s1 LIKE 'c%';
+ALTER TABLE t1 ADD KEY s1 (s1);
+SELECT * FROM t1 WHERE s1 LIKE 'c%';
+ALTER TABLE t1 DROP KEY s1, ADD KEY(s1(1));
+SELECT * FROM t1 WHERE s1 LIKE 'ch';
+DROP TABLE t1;
diff --git a/mysql-test/include/ctype_like_ignorable.inc b/mysql-test/include/ctype_like_ignorable.inc
new file mode 100644
index 00000000000..9f2fa7ae741
--- /dev/null
+++ b/mysql-test/include/ctype_like_ignorable.inc
@@ -0,0 +1,11 @@
+SELECT @@collation_connection;
+--echo #
+--echo # Bug#57737 Character sets: search fails with like, contraction, index
+--echo # Part#2 - ignorable characters
+--echo #
+CREATE TABLE t1 AS SELECT REPEAT(' ', 10) AS s1 LIMIT 0;
+INSERT INTO t1 VALUES ('a\0\0\0\0\0\t'),('a'),('b'),('c'),('d'),('e');
+SELECT HEX(s1) FROM t1 WHERE s1 LIKE 'a%';
+ALTER TABLE t1 ADD KEY s1 (s1);
+SELECT HEX(s1) FROM t1 WHERE s1 LIKE 'a%';
+DROP TABLE t1;
diff --git a/mysql-test/r/ctype_cp1251.result b/mysql-test/r/ctype_cp1251.result
index d5ee7214cde..b65230e94b4 100644
--- a/mysql-test/r/ctype_cp1251.result
+++ b/mysql-test/r/ctype_cp1251.result
@@ -82,6 +82,314 @@ t1	CREATE TABLE `t1` (
 ) ENGINE=MyISAM DEFAULT CHARSET=cp1251
 DROP TABLE t1;
 #
+# Start of 5.1 tests
+#
+SELECT @@collation_connection;
+@@collation_connection
+cp1251_general_ci
+CREATE TABLE t1 AS SELECT ' ' AS a LIMIT 0;
+INSERT INTO t1 VALUES (0x00),(0x01),(0x02),(0x03),(0x04),(0x05),(0x06),(0x07);
+INSERT INTO t1 VALUES (0x08),(0x09),(0x0A),(0x0B),(0x0C),(0x0D),(0x0E),(0x0F);
+INSERT INTO t1 VALUES (0x10),(0x11),(0x12),(0x13),(0x14),(0x15),(0x16),(0x17);
+INSERT INTO t1 VALUES (0x18),(0x19),(0x1A),(0x1B),(0x1C),(0x1D),(0x1E),(0x1F);
+INSERT INTO t1 VALUES (0x20),(0x21),(0x22),(0x23),(0x24),(0x25),(0x26),(0x27);
+INSERT INTO t1 VALUES (0x28),(0x29),(0x2A),(0x2B),(0x2C),(0x2D),(0x2E),(0x2F);
+INSERT INTO t1 VALUES (0x30),(0x31),(0x32),(0x33),(0x34),(0x35),(0x36),(0x37);
+INSERT INTO t1 VALUES (0x38),(0x39),(0x3A),(0x3B),(0x3C),(0x3D),(0x3E),(0x3F);
+INSERT INTO t1 VALUES (0x40),(0x41),(0x42),(0x43),(0x44),(0x45),(0x46),(0x47);
+INSERT INTO t1 VALUES (0x48),(0x49),(0x4A),(0x4B),(0x4C),(0x4D),(0x4E),(0x4F);
+INSERT INTO t1 VALUES (0x50),(0x51),(0x52),(0x53),(0x54),(0x55),(0x56),(0x57);
+INSERT INTO t1 VALUES (0x58),(0x59),(0x5A),(0x5B),(0x5C),(0x5D),(0x5E),(0x5F);
+INSERT INTO t1 VALUES (0x60),(0x61),(0x62),(0x63),(0x64),(0x65),(0x66),(0x67);
+INSERT INTO t1 VALUES (0x68),(0x69),(0x6A),(0x6B),(0x6C),(0x6D),(0x6E),(0x6F);
+INSERT INTO t1 VALUES (0x70),(0x71),(0x72),(0x73),(0x74),(0x75),(0x76),(0x77);
+INSERT INTO t1 VALUES (0x78),(0x79),(0x7A),(0x7B),(0x7C),(0x7D),(0x7E),(0x7F);
+INSERT INTO t1 VALUES (0x80),(0x81),(0x82),(0x83),(0x84),(0x85),(0x86),(0x87);
+INSERT INTO t1 VALUES (0x88),(0x89),(0x8A),(0x8B),(0x8C),(0x8D),(0x8E),(0x8F);
+INSERT INTO t1 VALUES (0x90),(0x91),(0x92),(0x93),(0x94),(0x95),(0x96),(0x97);
+INSERT INTO t1 VALUES (0x98),(0x99),(0x9A),(0x9B),(0x9C),(0x9D),(0x9E),(0x9F);
+INSERT INTO t1 VALUES (0xA0),(0xA1),(0xA2),(0xA3),(0xA4),(0xA5),(0xA6),(0xA7);
+INSERT INTO t1 VALUES (0xA8),(0xA9),(0xAA),(0xAB),(0xAC),(0xAD),(0xAE),(0xAF);
+INSERT INTO t1 VALUES (0xB0),(0xB1),(0xB2),(0xB3),(0xB4),(0xB5),(0xB6),(0xB7);
+INSERT INTO t1 VALUES (0xB8),(0xB9),(0xBA),(0xBB),(0xBC),(0xBD),(0xBE),(0xBF);
+INSERT INTO t1 VALUES (0xC0),(0xC1),(0xC2),(0xC3),(0xC4),(0xC5),(0xC6),(0xC7);
+INSERT INTO t1 VALUES (0xC8),(0xC9),(0xCA),(0xCB),(0xCC),(0xCD),(0xCE),(0xCF);
+INSERT INTO t1 VALUES (0xD0),(0xD1),(0xD2),(0xD3),(0xD4),(0xD5),(0xD6),(0xD7);
+INSERT INTO t1 VALUES (0xD8),(0xD9),(0xDA),(0xDB),(0xDC),(0xDD),(0xDE),(0xDF);
+INSERT INTO t1 VALUES (0xE0),(0xE1),(0xE2),(0xE3),(0xE4),(0xE5),(0xE6),(0xE7);
+INSERT INTO t1 VALUES (0xE8),(0xE9),(0xEA),(0xEB),(0xEC),(0xED),(0xEE),(0xEF);
+INSERT INTO t1 VALUES (0xF0),(0xF1),(0xF2),(0xF3),(0xF4),(0xF5),(0xF6),(0xF7);
+INSERT INTO t1 VALUES (0xF8),(0xF9),(0xFA),(0xFB),(0xFC),(0xFD),(0xFE),(0xFF);
+SELECT
+HEX(a) AS chr,
+HEX(LOWER(a)) AS upper,
+HEX(LOWER(a)) AS lower,
+HEX(@utf8:=CONVERT(a USING utf8)) AS utf8,
+HEX(@roundtrip:=CAST(@utf8 AS CHAR)) AS roundtrip,
+if(a=BINARY @roundtrip,'','Round trip unsafe') AS issafe
+FROM t1 ORDER BY chr;
+chr	upper	lower	utf8	roundtrip	issafe
+00	00	00	00	00	
+01	01	01	01	01	
+02	02	02	02	02	
+03	03	03	03	03	
+04	04	04	04	04	
+05	05	05	05	05	
+06	06	06	06	06	
+07	07	07	07	07	
+08	08	08	08	08	
+09	09	09	09	09	
+0A	0A	0A	0A	0A	
+0B	0B	0B	0B	0B	
+0C	0C	0C	0C	0C	
+0D	0D	0D	0D	0D	
+0E	0E	0E	0E	0E	
+0F	0F	0F	0F	0F	
+10	10	10	10	10	
+11	11	11	11	11	
+12	12	12	12	12	
+13	13	13	13	13	
+14	14	14	14	14	
+15	15	15	15	15	
+16	16	16	16	16	
+17	17	17	17	17	
+18	18	18	18	18	
+19	19	19	19	19	
+1A	1A	1A	1A	1A	
+1B	1B	1B	1B	1B	
+1C	1C	1C	1C	1C	
+1D	1D	1D	1D	1D	
+1E	1E	1E	1E	1E	
+1F	1F	1F	1F	1F	
+20	20	20	20	20	
+21	21	21	21	21	
+22	22	22	22	22	
+23	23	23	23	23	
+24	24	24	24	24	
+25	25	25	25	25	
+26	26	26	26	26	
+27	27	27	27	27	
+28	28	28	28	28	
+29	29	29	29	29	
+2A	2A	2A	2A	2A	
+2B	2B	2B	2B	2B	
+2C	2C	2C	2C	2C	
+2D	2D	2D	2D	2D	
+2E	2E	2E	2E	2E	
+2F	2F	2F	2F	2F	
+30	30	30	30	30	
+31	31	31	31	31	
+32	32	32	32	32	
+33	33	33	33	33	
+34	34	34	34	34	
+35	35	35	35	35	
+36	36	36	36	36	
+37	37	37	37	37	
+38	38	38	38	38	
+39	39	39	39	39	
+3A	3A	3A	3A	3A	
+3B	3B	3B	3B	3B	
+3C	3C	3C	3C	3C	
+3D	3D	3D	3D	3D	
+3E	3E	3E	3E	3E	
+3F	3F	3F	3F	3F	
+40	40	40	40	40	
+41	61	61	41	41	
+42	62	62	42	42	
+43	63	63	43	43	
+44	64	64	44	44	
+45	65	65	45	45	
+46	66	66	46	46	
+47	67	67	47	47	
+48	68	68	48	48	
+49	69	69	49	49	
+4A	6A	6A	4A	4A	
+4B	6B	6B	4B	4B	
+4C	6C	6C	4C	4C	
+4D	6D	6D	4D	4D	
+4E	6E	6E	4E	4E	
+4F	6F	6F	4F	4F	
+50	70	70	50	50	
+51	71	71	51	51	
+52	72	72	52	52	
+53	73	73	53	53	
+54	74	74	54	54	
+55	75	75	55	55	
+56	76	76	56	56	
+57	77	77	57	57	
+58	78	78	58	58	
+59	79	79	59	59	
+5A	7A	7A	5A	5A	
+5B	5B	5B	5B	5B	
+5C	5C	5C	5C	5C	
+5D	5D	5D	5D	5D	
+5E	5E	5E	5E	5E	
+5F	5F	5F	5F	5F	
+60	60	60	60	60	
+61	61	61	61	61	
+62	62	62	62	62	
+63	63	63	63	63	
+64	64	64	64	64	
+65	65	65	65	65	
+66	66	66	66	66	
+67	67	67	67	67	
+68	68	68	68	68	
+69	69	69	69	69	
+6A	6A	6A	6A	6A	
+6B	6B	6B	6B	6B	
+6C	6C	6C	6C	6C	
+6D	6D	6D	6D	6D	
+6E	6E	6E	6E	6E	
+6F	6F	6F	6F	6F	
+70	70	70	70	70	
+71	71	71	71	71	
+72	72	72	72	72	
+73	73	73	73	73	
+74	74	74	74	74	
+75	75	75	75	75	
+76	76	76	76	76	
+77	77	77	77	77	
+78	78	78	78	78	
+79	79	79	79	79	
+7A	7A	7A	7A	7A	
+7B	7B	7B	7B	7B	
+7C	7C	7C	7C	7C	
+7D	7D	7D	7D	7D	
+7E	7E	7E	7E	7E	
+7F	7F	7F	7F	7F	
+80	90	90	D082	80	
+81	83	83	D083	81	
+82	82	82	E2809A	82	
+83	83	83	D193	83	
+84	84	84	E2809E	84	
+85	85	85	E280A6	85	
+86	86	86	E280A0	86	
+87	87	87	E280A1	87	
+88	88	88	E282AC	88	
+89	89	89	E280B0	89	
+8A	9A	9A	D089	8A	
+8B	8B	8B	E280B9	8B	
+8C	9C	9C	D08A	8C	
+8D	9D	9D	D08C	8D	
+8E	9E	9E	D08B	8E	
+8F	9F	9F	D08F	8F	
+90	90	90	D192	90	
+91	91	91	E28098	91	
+92	92	92	E28099	92	
+93	93	93	E2809C	93	
+94	94	94	E2809D	94	
+95	95	95	E280A2	95	
+96	96	96	E28093	96	
+97	97	97	E28094	97	
+98	98	98	3F	3F	Round trip unsafe
+99	99	99	E284A2	99	
+9A	9A	9A	D199	9A	
+9B	9B	9B	E280BA	9B	
+9C	9C	9C	D19A	9C	
+9D	9D	9D	D19C	9D	
+9E	9E	9E	D19B	9E	
+9F	9F	9F	D19F	9F	
+A0	A0	A0	C2A0	A0	
+A1	A2	A2	D08E	A1	
+A2	A2	A2	D19E	A2	
+A3	BC	BC	D088	A3	
+A4	A4	A4	C2A4	A4	
+A5	B4	B4	D290	A5	
+A6	A6	A6	C2A6	A6	
+A7	A7	A7	C2A7	A7	
+A8	B8	B8	D081	A8	
+A9	A9	A9	C2A9	A9	
+AA	BA	BA	D084	AA	
+AB	AB	AB	C2AB	AB	
+AC	AC	AC	C2AC	AC	
+AD	AD	AD	C2AD	AD	
+AE	AE	AE	C2AE	AE	
+AF	BF	BF	D087	AF	
+B0	B0	B0	C2B0	B0	
+B1	B1	B1	C2B1	B1	
+B2	B3	B3	D086	B2	
+B3	B3	B3	D196	B3	
+B4	B4	B4	D291	B4	
+B5	B5	B5	C2B5	B5	
+B6	B6	B6	C2B6	B6	
+B7	B7	B7	C2B7	B7	
+B8	B8	B8	D191	B8	
+B9	B9	B9	E28496	B9	
+BA	BA	BA	D194	BA	
+BB	BB	BB	C2BB	BB	
+BC	BC	BC	D198	BC	
+BD	BE	BE	D085	BD	
+BE	BE	BE	D195	BE	
+BF	BF	BF	D197	BF	
+C0	E0	E0	D090	C0	
+C1	E1	E1	D091	C1	
+C2	E2	E2	D092	C2	
+C3	E3	E3	D093	C3	
+C4	E4	E4	D094	C4	
+C5	E5	E5	D095	C5	
+C6	E6	E6	D096	C6	
+C7	E7	E7	D097	C7	
+C8	E8	E8	D098	C8	
+C9	E9	E9	D099	C9	
+CA	EA	EA	D09A	CA	
+CB	EB	EB	D09B	CB	
+CC	EC	EC	D09C	CC	
+CD	ED	ED	D09D	CD	
+CE	EE	EE	D09E	CE	
+CF	EF	EF	D09F	CF	
+D0	F0	F0	D0A0	D0	
+D1	F1	F1	D0A1	D1	
+D2	F2	F2	D0A2	D2	
+D3	F3	F3	D0A3	D3	
+D4	F4	F4	D0A4	D4	
+D5	F5	F5	D0A5	D5	
+D6	F6	F6	D0A6	D6	
+D7	F7	F7	D0A7	D7	
+D8	F8	F8	D0A8	D8	
+D9	F9	F9	D0A9	D9	
+DA	FA	FA	D0AA	DA	
+DB	FB	FB	D0AB	DB	
+DC	FC	FC	D0AC	DC	
+DD	FD	FD	D0AD	DD	
+DE	FE	FE	D0AE	DE	
+DF	FF	FF	D0AF	DF	
+E0	E0	E0	D0B0	E0	
+E1	E1	E1	D0B1	E1	
+E2	E2	E2	D0B2	E2	
+E3	E3	E3	D0B3	E3	
+E4	E4	E4	D0B4	E4	
+E5	E5	E5	D0B5	E5	
+E6	E6	E6	D0B6	E6	
+E7	E7	E7	D0B7	E7	
+E8	E8	E8	D0B8	E8	
+E9	E9	E9	D0B9	E9	
+EA	EA	EA	D0BA	EA	
+EB	EB	EB	D0BB	EB	
+EC	EC	EC	D0BC	EC	
+ED	ED	ED	D0BD	ED	
+EE	EE	EE	D0BE	EE	
+EF	EF	EF	D0BF	EF	
+F0	F0	F0	D180	F0	
+F1	F1	F1	D181	F1	
+F2	F2	F2	D182	F2	
+F3	F3	F3	D183	F3	
+F4	F4	F4	D184	F4	
+F5	F5	F5	D185	F5	
+F6	F6	F6	D186	F6	
+F7	F7	F7	D187	F7	
+F8	F8	F8	D188	F8	
+F9	F9	F9	D189	F9	
+FA	FA	FA	D18A	FA	
+FB	FB	FB	D18B	FB	
+FC	FC	FC	D18C	FC	
+FD	FD	FD	D18D	FD	
+FE	FE	FE	D18E	FE	
+FF	FF	FF	D18F	FF	
+DROP TABLE t1;
+#
+# End of 5.1 tests
+#
+#
 # Start of 5.5 tests
 #
 #
diff --git a/mysql-test/r/ctype_like_range.result b/mysql-test/r/ctype_like_range.result
new file mode 100644
index 00000000000..a06c6ad9ed8
--- /dev/null
+++ b/mysql-test/r/ctype_like_range.result
@@ -0,0 +1,2310 @@
+DROP TABLE IF EXISTS t1;
+DROP VIEW IF EXISTS v1;
+CREATE TABLE t1 (id INT NOT NULL AUTO_INCREMENT PRIMARY KEY, a VARBINARY(32));
+INSERT INTO t1 (a) VALUES (''),('_'),('%'),('\_'),('\%'),('\\');
+INSERT INTO t1 (a) VALUES ('a'),('c');
+INSERT INTO t1 (a) VALUES ('a_'),('c_');
+INSERT INTO t1 (a) VALUES ('a%'),('c%');
+INSERT INTO t1 (a) VALUES ('aa'),('cc'),('ch');
+INSERT INTO t1 (a) VALUES ('aa_'),('cc_'),('ch_');
+INSERT INTO t1 (a) VALUES ('aa%'),('cc%'),('ch%');
+INSERT INTO t1 (a) VALUES ('aaa'),('ccc'),('cch');
+INSERT INTO t1 (a) VALUES ('aaa_'),('ccc_'),('cch_');
+INSERT INTO t1 (a) VALUES ('aaa%'),('ccc%'),('cch%');
+INSERT INTO t1 (a) VALUES ('aaaaaaaaaaaaaaaaaaaa');
+CREATE VIEW v1 AS
+SELECT id, 'a' AS name, a AS val FROM t1
+UNION
+SELECT id, 'mn', HEX(LIKE_RANGE_MIN(a, 16)) AS min FROM t1
+UNION
+SELECT id, 'mx', HEX(LIKE_RANGE_MAX(a, 16)) AS max FROM t1
+UNION
+SELECT id, 'sp', REPEAT('-', 32) AS sep FROM t1
+ORDER BY id, name;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
+2	a	_
+2	mn	00
+2	mx	FF
+2	sp	--------------------------------
+3	a	%
+3	mn	
+3	mx	FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+3	sp	--------------------------------
+4	a	\_
+4	mn	5F
+4	mx	5F
+4	sp	--------------------------------
+5	a	\%
+5	mn	25
+5	mx	25
+5	sp	--------------------------------
+6	a	\
+6	mn	5C
+6	mx	5C
+6	sp	--------------------------------
+7	a	a
+7	mn	61
+7	mx	61
+7	sp	--------------------------------
+8	a	c
+8	mn	63
+8	mx	63
+8	sp	--------------------------------
+9	a	a_
+9	mn	6100
+9	mx	61FF
+9	sp	--------------------------------
+10	a	c_
+10	mn	6300
+10	mx	63FF
+10	sp	--------------------------------
+11	a	a%
+11	mn	61
+11	mx	61FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+11	sp	--------------------------------
+12	a	c%
+12	mn	63
+12	mx	63FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+12	sp	--------------------------------
+13	a	aa
+13	mn	6161
+13	mx	6161
+13	sp	--------------------------------
+14	a	cc
+14	mn	6363
+14	mx	6363
+14	sp	--------------------------------
+15	a	ch
+15	mn	6368
+15	mx	6368
+15	sp	--------------------------------
+16	a	aa_
+16	mn	616100
+16	mx	6161FF
+16	sp	--------------------------------
+17	a	cc_
+17	mn	636300
+17	mx	6363FF
+17	sp	--------------------------------
+18	a	ch_
+18	mn	636800
+18	mx	6368FF
+18	sp	--------------------------------
+19	a	aa%
+19	mn	6161
+19	mx	6161FFFFFFFFFFFFFFFFFFFFFFFFFFFF
+19	sp	--------------------------------
+20	a	cc%
+20	mn	6363
+20	mx	6363FFFFFFFFFFFFFFFFFFFFFFFFFFFF
+20	sp	--------------------------------
+21	a	ch%
+21	mn	6368
+21	mx	6368FFFFFFFFFFFFFFFFFFFFFFFFFFFF
+21	sp	--------------------------------
+22	a	aaa
+22	mn	616161
+22	mx	616161
+22	sp	--------------------------------
+23	a	ccc
+23	mn	636363
+23	mx	636363
+23	sp	--------------------------------
+24	a	cch
+24	mn	636368
+24	mx	636368
+24	sp	--------------------------------
+25	a	aaa_
+25	mn	61616100
+25	mx	616161FF
+25	sp	--------------------------------
+26	a	ccc_
+26	mn	63636300
+26	mx	636363FF
+26	sp	--------------------------------
+27	a	cch_
+27	mn	63636800
+27	mx	636368FF
+27	sp	--------------------------------
+28	a	aaa%
+28	mn	616161
+28	mx	616161FFFFFFFFFFFFFFFFFFFFFFFFFF
+28	sp	--------------------------------
+29	a	ccc%
+29	mn	636363
+29	mx	636363FFFFFFFFFFFFFFFFFFFFFFFFFF
+29	sp	--------------------------------
+30	a	cch%
+30	mn	636368
+30	mx	636368FFFFFFFFFFFFFFFFFFFFFFFFFF
+30	sp	--------------------------------
+31	a	aaaaaaaaaaaaaaaaaaaa
+31	mn	61616161616161616161616161616161
+31	mx	61616161616161616161616161616161
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET latin1;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
+2	a	_
+2	mn	00
+2	mx	FF
+2	sp	--------------------------------
+3	a	%
+3	mn	00000000000000000000000000000000
+3	mx	FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+3	sp	--------------------------------
+4	a	\_
+4	mn	5F
+4	mx	5F
+4	sp	--------------------------------
+5	a	\%
+5	mn	25
+5	mx	25
+5	sp	--------------------------------
+6	a	\
+6	mn	5C
+6	mx	5C
+6	sp	--------------------------------
+7	a	a
+7	mn	61
+7	mx	61
+7	sp	--------------------------------
+8	a	c
+8	mn	63
+8	mx	63
+8	sp	--------------------------------
+9	a	a_
+9	mn	6100
+9	mx	61FF
+9	sp	--------------------------------
+10	a	c_
+10	mn	6300
+10	mx	63FF
+10	sp	--------------------------------
+11	a	a%
+11	mn	61000000000000000000000000000000
+11	mx	61FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+11	sp	--------------------------------
+12	a	c%
+12	mn	63000000000000000000000000000000
+12	mx	63FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+12	sp	--------------------------------
+13	a	aa
+13	mn	6161
+13	mx	6161
+13	sp	--------------------------------
+14	a	cc
+14	mn	6363
+14	mx	6363
+14	sp	--------------------------------
+15	a	ch
+15	mn	6368
+15	mx	6368
+15	sp	--------------------------------
+16	a	aa_
+16	mn	616100
+16	mx	6161FF
+16	sp	--------------------------------
+17	a	cc_
+17	mn	636300
+17	mx	6363FF
+17	sp	--------------------------------
+18	a	ch_
+18	mn	636800
+18	mx	6368FF
+18	sp	--------------------------------
+19	a	aa%
+19	mn	61610000000000000000000000000000
+19	mx	6161FFFFFFFFFFFFFFFFFFFFFFFFFFFF
+19	sp	--------------------------------
+20	a	cc%
+20	mn	63630000000000000000000000000000
+20	mx	6363FFFFFFFFFFFFFFFFFFFFFFFFFFFF
+20	sp	--------------------------------
+21	a	ch%
+21	mn	63680000000000000000000000000000
+21	mx	6368FFFFFFFFFFFFFFFFFFFFFFFFFFFF
+21	sp	--------------------------------
+22	a	aaa
+22	mn	616161
+22	mx	616161
+22	sp	--------------------------------
+23	a	ccc
+23	mn	636363
+23	mx	636363
+23	sp	--------------------------------
+24	a	cch
+24	mn	636368
+24	mx	636368
+24	sp	--------------------------------
+25	a	aaa_
+25	mn	61616100
+25	mx	616161FF
+25	sp	--------------------------------
+26	a	ccc_
+26	mn	63636300
+26	mx	636363FF
+26	sp	--------------------------------
+27	a	cch_
+27	mn	63636800
+27	mx	636368FF
+27	sp	--------------------------------
+28	a	aaa%
+28	mn	61616100000000000000000000000000
+28	mx	616161FFFFFFFFFFFFFFFFFFFFFFFFFF
+28	sp	--------------------------------
+29	a	ccc%
+29	mn	63636300000000000000000000000000
+29	mx	636363FFFFFFFFFFFFFFFFFFFFFFFFFF
+29	sp	--------------------------------
+30	a	cch%
+30	mn	63636800000000000000000000000000
+30	mx	636368FFFFFFFFFFFFFFFFFFFFFFFFFF
+30	sp	--------------------------------
+31	a	aaaaaaaaaaaaaaaaaaaa
+31	mn	61616161616161616161616161616161
+31	mx	61616161616161616161616161616161
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf8;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
+2	a	_
+2	mn	00000000000000000000000000000000
+2	mx	EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF20
+2	sp	--------------------------------
+3	a	%
+3	mn	00000000000000000000000000000000
+3	mx	EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF20
+3	sp	--------------------------------
+4	a	\_
+4	mn	5F
+4	mx	5F
+4	sp	--------------------------------
+5	a	\%
+5	mn	25
+5	mx	25
+5	sp	--------------------------------
+6	a	\
+6	mn	5C
+6	mx	5C
+6	sp	--------------------------------
+7	a	a
+7	mn	61
+7	mx	61
+7	sp	--------------------------------
+8	a	c
+8	mn	63
+8	mx	63
+8	sp	--------------------------------
+9	a	a_
+9	mn	61000000000000000000000000000000
+9	mx	61EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF
+9	sp	--------------------------------
+10	a	c_
+10	mn	63000000000000000000000000000000
+10	mx	63EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF
+10	sp	--------------------------------
+11	a	a%
+11	mn	61000000000000000000000000000000
+11	mx	61EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF
+11	sp	--------------------------------
+12	a	c%
+12	mn	63000000000000000000000000000000
+12	mx	63EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF
+12	sp	--------------------------------
+13	a	aa
+13	mn	6161
+13	mx	6161
+13	sp	--------------------------------
+14	a	cc
+14	mn	6363
+14	mx	6363
+14	sp	--------------------------------
+15	a	ch
+15	mn	6368
+15	mx	6368
+15	sp	--------------------------------
+16	a	aa_
+16	mn	61610000000000000000000000000000
+16	mx	6161EFBFBFEFBFBFEFBFBFEFBFBF2020
+16	sp	--------------------------------
+17	a	cc_
+17	mn	63630000000000000000000000000000
+17	mx	6363EFBFBFEFBFBFEFBFBFEFBFBF2020
+17	sp	--------------------------------
+18	a	ch_
+18	mn	63680000000000000000000000000000
+18	mx	6368EFBFBFEFBFBFEFBFBFEFBFBF2020
+18	sp	--------------------------------
+19	a	aa%
+19	mn	61610000000000000000000000000000
+19	mx	6161EFBFBFEFBFBFEFBFBFEFBFBF2020
+19	sp	--------------------------------
+20	a	cc%
+20	mn	63630000000000000000000000000000
+20	mx	6363EFBFBFEFBFBFEFBFBFEFBFBF2020
+20	sp	--------------------------------
+21	a	ch%
+21	mn	63680000000000000000000000000000
+21	mx	6368EFBFBFEFBFBFEFBFBFEFBFBF2020
+21	sp	--------------------------------
+22	a	aaa
+22	mn	616161
+22	mx	616161
+22	sp	--------------------------------
+23	a	ccc
+23	mn	636363
+23	mx	636363
+23	sp	--------------------------------
+24	a	cch
+24	mn	636368
+24	mx	636368
+24	sp	--------------------------------
+25	a	aaa_
+25	mn	61616100000000000000000000000000
+25	mx	616161EFBFBFEFBFBFEFBFBFEFBFBF20
+25	sp	--------------------------------
+26	a	ccc_
+26	mn	63636300000000000000000000000000
+26	mx	636363EFBFBFEFBFBFEFBFBFEFBFBF20
+26	sp	--------------------------------
+27	a	cch_
+27	mn	63636800000000000000000000000000
+27	mx	636368EFBFBFEFBFBFEFBFBFEFBFBF20
+27	sp	--------------------------------
+28	a	aaa%
+28	mn	61616100000000000000000000000000
+28	mx	616161EFBFBFEFBFBFEFBFBFEFBFBF20
+28	sp	--------------------------------
+29	a	ccc%
+29	mn	63636300000000000000000000000000
+29	mx	636363EFBFBFEFBFBFEFBFBFEFBFBF20
+29	sp	--------------------------------
+30	a	cch%
+30	mn	63636800000000000000000000000000
+30	mx	636368EFBFBFEFBFBFEFBFBFEFBFBF20
+30	sp	--------------------------------
+31	a	aaaaaaaaaaaaaaaaaaaa
+31	mn	6161616161
+31	mx	6161616161
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf8 COLLATE utf8_unicode_ci;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
+2	a	_
+2	mn	09090909090909090909090909090909
+2	mx	EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF20
+2	sp	--------------------------------
+3	a	%
+3	mn	09090909090909090909090909090909
+3	mx	EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF20
+3	sp	--------------------------------
+4	a	\_
+4	mn	5F
+4	mx	5F
+4	sp	--------------------------------
+5	a	\%
+5	mn	25
+5	mx	25
+5	sp	--------------------------------
+6	a	\
+6	mn	5C
+6	mx	5C
+6	sp	--------------------------------
+7	a	a
+7	mn	61
+7	mx	61
+7	sp	--------------------------------
+8	a	c
+8	mn	63
+8	mx	63
+8	sp	--------------------------------
+9	a	a_
+9	mn	61090909090909090909090909090909
+9	mx	61EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF
+9	sp	--------------------------------
+10	a	c_
+10	mn	63090909090909090909090909090909
+10	mx	63EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF
+10	sp	--------------------------------
+11	a	a%
+11	mn	61090909090909090909090909090909
+11	mx	61EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF
+11	sp	--------------------------------
+12	a	c%
+12	mn	63090909090909090909090909090909
+12	mx	63EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF
+12	sp	--------------------------------
+13	a	aa
+13	mn	6161
+13	mx	6161
+13	sp	--------------------------------
+14	a	cc
+14	mn	6363
+14	mx	6363
+14	sp	--------------------------------
+15	a	ch
+15	mn	6368
+15	mx	6368
+15	sp	--------------------------------
+16	a	aa_
+16	mn	61610909090909090909090909090909
+16	mx	6161EFBFBFEFBFBFEFBFBFEFBFBF2020
+16	sp	--------------------------------
+17	a	cc_
+17	mn	63630909090909090909090909090909
+17	mx	6363EFBFBFEFBFBFEFBFBFEFBFBF2020
+17	sp	--------------------------------
+18	a	ch_
+18	mn	63680909090909090909090909090909
+18	mx	6368EFBFBFEFBFBFEFBFBFEFBFBF2020
+18	sp	--------------------------------
+19	a	aa%
+19	mn	61610909090909090909090909090909
+19	mx	6161EFBFBFEFBFBFEFBFBFEFBFBF2020
+19	sp	--------------------------------
+20	a	cc%
+20	mn	63630909090909090909090909090909
+20	mx	6363EFBFBFEFBFBFEFBFBFEFBFBF2020
+20	sp	--------------------------------
+21	a	ch%
+21	mn	63680909090909090909090909090909
+21	mx	6368EFBFBFEFBFBFEFBFBFEFBFBF2020
+21	sp	--------------------------------
+22	a	aaa
+22	mn	616161
+22	mx	616161
+22	sp	--------------------------------
+23	a	ccc
+23	mn	636363
+23	mx	636363
+23	sp	--------------------------------
+24	a	cch
+24	mn	636368
+24	mx	636368
+24	sp	--------------------------------
+25	a	aaa_
+25	mn	61616109090909090909090909090909
+25	mx	616161EFBFBFEFBFBFEFBFBFEFBFBF20
+25	sp	--------------------------------
+26	a	ccc_
+26	mn	63636309090909090909090909090909
+26	mx	636363EFBFBFEFBFBFEFBFBFEFBFBF20
+26	sp	--------------------------------
+27	a	cch_
+27	mn	63636809090909090909090909090909
+27	mx	636368EFBFBFEFBFBFEFBFBFEFBFBF20
+27	sp	--------------------------------
+28	a	aaa%
+28	mn	61616109090909090909090909090909
+28	mx	616161EFBFBFEFBFBFEFBFBFEFBFBF20
+28	sp	--------------------------------
+29	a	ccc%
+29	mn	63636309090909090909090909090909
+29	mx	636363EFBFBFEFBFBFEFBFBFEFBFBF20
+29	sp	--------------------------------
+30	a	cch%
+30	mn	63636809090909090909090909090909
+30	mx	636368EFBFBFEFBFBFEFBFBFEFBFBF20
+30	sp	--------------------------------
+31	a	aaaaaaaaaaaaaaaaaaaa
+31	mn	6161616161
+31	mx	6161616161
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf8 COLLATE utf8_czech_ci;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
+2	a	_
+2	mn	09090909090909090909090909090909
+2	mx	EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF20
+2	sp	--------------------------------
+3	a	%
+3	mn	09090909090909090909090909090909
+3	mx	EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF20
+3	sp	--------------------------------
+4	a	\_
+4	mn	5F
+4	mx	5F
+4	sp	--------------------------------
+5	a	\%
+5	mn	25
+5	mx	25
+5	sp	--------------------------------
+6	a	\
+6	mn	5C
+6	mx	5C
+6	sp	--------------------------------
+7	a	a
+7	mn	61
+7	mx	61
+7	sp	--------------------------------
+8	a	c
+8	mn	63
+8	mx	63
+8	sp	--------------------------------
+9	a	a_
+9	mn	61090909090909090909090909090909
+9	mx	61EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF
+9	sp	--------------------------------
+10	a	c_
+10	mn	09090909090909090909090909090909
+10	mx	EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF20
+10	sp	--------------------------------
+11	a	a%
+11	mn	61090909090909090909090909090909
+11	mx	61EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF
+11	sp	--------------------------------
+12	a	c%
+12	mn	09090909090909090909090909090909
+12	mx	EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF20
+12	sp	--------------------------------
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+13	mx	6161
+13	sp	--------------------------------
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+14	mx	6363
+14	sp	--------------------------------
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+15	mx	6368
+15	sp	--------------------------------
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+16	mn	61610909090909090909090909090909
+16	mx	6161EFBFBFEFBFBFEFBFBFEFBFBF2020
+16	sp	--------------------------------
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+17	sp	--------------------------------
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+18	sp	--------------------------------
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+19	sp	--------------------------------
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+20	sp	--------------------------------
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+21	mx	6368EFBFBFEFBFBFEFBFBFEFBFBF2020
+21	sp	--------------------------------
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+23	sp	--------------------------------
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+24	mn	636368
+24	mx	636368
+24	sp	--------------------------------
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+25	mx	616161EFBFBFEFBFBFEFBFBFEFBFBF20
+25	sp	--------------------------------
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+26	sp	--------------------------------
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+27	sp	--------------------------------
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+29	sp	--------------------------------
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+30	sp	--------------------------------
+31	a	aaaaaaaaaaaaaaaaaaaa
+31	mn	6161616161
+31	mx	6161616161
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf8 COLLATE utf8_danish_ci;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
+2	a	_
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+2	mx	EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF20
+2	sp	--------------------------------
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+3	mx	EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF20
+3	sp	--------------------------------
+4	a	\_
+4	mn	5F
+4	mx	5F
+4	sp	--------------------------------
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+5	mn	25
+5	mx	25
+5	sp	--------------------------------
+6	a	\
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+6	mx	5C
+6	sp	--------------------------------
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+7	sp	--------------------------------
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+8	sp	--------------------------------
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+9	sp	--------------------------------
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+10	sp	--------------------------------
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+11	mx	EFBFBFEFBFBFEFBFBFEFBFBFEFBFBF20
+11	sp	--------------------------------
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+12	sp	--------------------------------
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+13	sp	--------------------------------
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+14	sp	--------------------------------
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+15	sp	--------------------------------
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+16	mx	6161EFBFBFEFBFBFEFBFBFEFBFBF2020
+16	sp	--------------------------------
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+18	sp	--------------------------------
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+19	mx	6161EFBFBFEFBFBFEFBFBFEFBFBF2020
+19	sp	--------------------------------
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+20	mx	6363EFBFBFEFBFBFEFBFBFEFBFBF2020
+20	sp	--------------------------------
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+21	sp	--------------------------------
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+23	sp	--------------------------------
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+24	mn	636368
+24	mx	636368
+24	sp	--------------------------------
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+25	mn	61610909090909090909090909090909
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+25	sp	--------------------------------
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+26	mx	636363EFBFBFEFBFBFEFBFBFEFBFBF20
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+27	sp	--------------------------------
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+28	sp	--------------------------------
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+30	sp	--------------------------------
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+31	mx	61616161EFBFBFEFBFBFEFBFBFEFBFBF
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET ucs2;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
+2	a	_
+2	mn	0000
+2	mx	FFFF
+2	sp	--------------------------------
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+3	mx	FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+3	sp	--------------------------------
+4	a	\_
+4	mn	005F
+4	mx	005F
+4	sp	--------------------------------
+5	a	\%
+5	mn	0025
+5	mx	0025
+5	sp	--------------------------------
+6	a	\
+6	mn	005C
+6	mx	005C
+6	sp	--------------------------------
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+7	sp	--------------------------------
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+8	sp	--------------------------------
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+15	sp	--------------------------------
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+18	sp	--------------------------------
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+20	sp	--------------------------------
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+21	sp	--------------------------------
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+24	sp	--------------------------------
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+26	sp	--------------------------------
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+27	sp	--------------------------------
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+30	sp	--------------------------------
+31	a	aaaaaaaaaaaaaaaaaaaa
+31	mn	00610061006100610061006100610061
+31	mx	00610061006100610061006100610061
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET ucs2 COLLATE ucs2_unicode_ci;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
+2	a	_
+2	mn	0009
+2	mx	FFFF
+2	sp	--------------------------------
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+3	mx	FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+3	sp	--------------------------------
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+4	mx	005F
+4	sp	--------------------------------
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+5	sp	--------------------------------
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+6	sp	--------------------------------
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+8	sp	--------------------------------
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+14	sp	--------------------------------
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+15	sp	--------------------------------
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+16	sp	--------------------------------
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+18	sp	--------------------------------
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+20	sp	--------------------------------
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+21	sp	--------------------------------
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+24	sp	--------------------------------
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+26	sp	--------------------------------
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+27	sp	--------------------------------
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+29	mn	00630063006300090009000900090009
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+29	sp	--------------------------------
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+30	sp	--------------------------------
+31	a	aaaaaaaaaaaaaaaaaaaa
+31	mn	00610061006100610061006100610061
+31	mx	00610061006100610061006100610061
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET ucs2 COLLATE ucs2_czech_ci;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
+2	a	_
+2	mn	0009
+2	mx	FFFF
+2	sp	--------------------------------
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+3	mn	00090009000900090009000900090009
+3	mx	FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+3	sp	--------------------------------
+4	a	\_
+4	mn	005F
+4	mx	005F
+4	sp	--------------------------------
+5	a	\%
+5	mn	0025
+5	mx	0025
+5	sp	--------------------------------
+6	a	\
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+6	mx	005C
+6	sp	--------------------------------
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+16	sp	--------------------------------
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+24	sp	--------------------------------
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+27	sp	--------------------------------
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+31	a	aaaaaaaaaaaaaaaaaaaa
+31	mn	00610061006100610061006100610061
+31	mx	00610061006100610061006100610061
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET ucs2 COLLATE ucs2_danish_ci;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
+2	a	_
+2	mn	0009
+2	mx	FFFF
+2	sp	--------------------------------
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+3	mn	00090009000900090009000900090009
+3	mx	FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+3	sp	--------------------------------
+4	a	\_
+4	mn	005F
+4	mx	005F
+4	sp	--------------------------------
+5	a	\%
+5	mn	0025
+5	mx	0025
+5	sp	--------------------------------
+6	a	\
+6	mn	005C
+6	mx	005C
+6	sp	--------------------------------
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+7	mx	0061
+7	sp	--------------------------------
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+8	mx	0063
+8	sp	--------------------------------
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+9	mn	00090009000900090009000900090009
+9	mx	FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+9	sp	--------------------------------
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+10	mn	00630009
+10	mx	0063FFFF
+10	sp	--------------------------------
+11	a	a%
+11	mn	00090009000900090009000900090009
+11	mx	FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+11	sp	--------------------------------
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+12	mn	00630009000900090009000900090009
+12	mx	0063FFFFFFFFFFFFFFFFFFFFFFFFFFFF
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+13	mn	00610061
+13	mx	00610061
+13	sp	--------------------------------
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+14	mn	00630063
+14	mx	00630063
+14	sp	--------------------------------
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+15	mn	00630068
+15	mx	00630068
+15	sp	--------------------------------
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+16	mn	006100610009
+16	mx	00610061FFFF
+16	sp	--------------------------------
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+17	mn	006300630009
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+18	mn	006300680009
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+18	sp	--------------------------------
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+23	mn	006300630063
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+30	sp	--------------------------------
+31	a	aaaaaaaaaaaaaaaaaaaa
+31	mn	00610061006100610061006100610061
+31	mx	00610061006100610061006100610061
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf16;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
+2	a	_
+2	mn	0000
+2	mx	FFFF
+2	sp	--------------------------------
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+3	mn	00000000000000000000000000000000
+3	mx	FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+3	sp	--------------------------------
+4	a	\_
+4	mn	005F
+4	mx	005F
+4	sp	--------------------------------
+5	a	\%
+5	mn	0025
+5	mx	0025
+5	sp	--------------------------------
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+31	mx	0061006100610061
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf16 COLLATE utf16_unicode_ci;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
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+31	mx	0061006100610061
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf16 COLLATE utf16_czech_ci;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
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+2	mx	FFFF
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+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf16 COLLATE utf16_danish_ci;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
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+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf32;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
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+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf32 COLLATE utf32_unicode_ci;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
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+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf32 COLLATE utf32_czech_ci;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
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+12	sp	--------------------------------
+13	a	aa
+13	mn	0000006100000061
+13	mx	0000006100000061
+13	sp	--------------------------------
+14	a	cc
+14	mn	0000006300000063
+14	mx	0000006300000063
+14	sp	--------------------------------
+15	a	ch
+15	mn	0000006300000068
+15	mx	0000006300000068
+15	sp	--------------------------------
+16	a	aa_
+16	mn	000000610000006100000009
+16	mx	00000061000000610000FFFF
+16	sp	--------------------------------
+17	a	cc_
+17	mn	00000063000000090000000900000009
+17	mx	000000630000FFFF0000FFFF0000FFFF
+17	sp	--------------------------------
+18	a	ch_
+18	mn	000000630000006800000009
+18	mx	00000063000000680000FFFF
+18	sp	--------------------------------
+19	a	aa%
+19	mn	00000061000000610000000900000009
+19	mx	00000061000000610000FFFF0000FFFF
+19	sp	--------------------------------
+20	a	cc%
+20	mn	00000063000000090000000900000009
+20	mx	000000630000FFFF0000FFFF0000FFFF
+20	sp	--------------------------------
+21	a	ch%
+21	mn	00000063000000680000000900000009
+21	mx	00000063000000680000FFFF0000FFFF
+21	sp	--------------------------------
+22	a	aaa
+22	mn	000000610000006100000061
+22	mx	000000610000006100000061
+22	sp	--------------------------------
+23	a	ccc
+23	mn	000000630000006300000063
+23	mx	000000630000006300000063
+23	sp	--------------------------------
+24	a	cch
+24	mn	000000630000006300000068
+24	mx	000000630000006300000068
+24	sp	--------------------------------
+25	a	aaa_
+25	mn	00000061000000610000006100000009
+25	mx	0000006100000061000000610000FFFF
+25	sp	--------------------------------
+26	a	ccc_
+26	mn	00000063000000630000000900000009
+26	mx	00000063000000630000FFFF0000FFFF
+26	sp	--------------------------------
+27	a	cch_
+27	mn	00000063000000630000006800000009
+27	mx	0000006300000063000000680000FFFF
+27	sp	--------------------------------
+28	a	aaa%
+28	mn	00000061000000610000006100000009
+28	mx	0000006100000061000000610000FFFF
+28	sp	--------------------------------
+29	a	ccc%
+29	mn	00000063000000630000000900000009
+29	mx	00000063000000630000FFFF0000FFFF
+29	sp	--------------------------------
+30	a	cch%
+30	mn	00000063000000630000006800000009
+30	mx	0000006300000063000000680000FFFF
+30	sp	--------------------------------
+31	a	aaaaaaaaaaaaaaaaaaaa
+31	mn	00000061000000610000006100000061
+31	mx	00000061000000610000006100000061
+31	sp	--------------------------------
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf32 COLLATE utf32_danish_ci;
+SELECT * FROM v1;
+id	name	val
+1	a	
+1	mn	
+1	mx	
+1	sp	--------------------------------
+2	a	_
+2	mn	00000009
+2	mx	0000FFFF
+2	sp	--------------------------------
+3	a	%
+3	mn	00000009000000090000000900000009
+3	mx	0000FFFF0000FFFF0000FFFF0000FFFF
+3	sp	--------------------------------
+4	a	\_
+4	mn	0000005F
+4	mx	0000005F
+4	sp	--------------------------------
+5	a	\%
+5	mn	00000025
+5	mx	00000025
+5	sp	--------------------------------
+6	a	\
+6	mn	0000005C
+6	mx	0000005C
+6	sp	--------------------------------
+7	a	a
+7	mn	00000061
+7	mx	00000061
+7	sp	--------------------------------
+8	a	c
+8	mn	00000063
+8	mx	00000063
+8	sp	--------------------------------
+9	a	a_
+9	mn	00000009000000090000000900000009
+9	mx	0000FFFF0000FFFF0000FFFF0000FFFF
+9	sp	--------------------------------
+10	a	c_
+10	mn	0000006300000009
+10	mx	000000630000FFFF
+10	sp	--------------------------------
+11	a	a%
+11	mn	00000009000000090000000900000009
+11	mx	0000FFFF0000FFFF0000FFFF0000FFFF
+11	sp	--------------------------------
+12	a	c%
+12	mn	00000063000000090000000900000009
+12	mx	000000630000FFFF0000FFFF0000FFFF
+12	sp	--------------------------------
+13	a	aa
+13	mn	0000006100000061
+13	mx	0000006100000061
+13	sp	--------------------------------
+14	a	cc
+14	mn	0000006300000063
+14	mx	0000006300000063
+14	sp	--------------------------------
+15	a	ch
+15	mn	0000006300000068
+15	mx	0000006300000068
+15	sp	--------------------------------
+16	a	aa_
+16	mn	000000610000006100000009
+16	mx	00000061000000610000FFFF
+16	sp	--------------------------------
+17	a	cc_
+17	mn	000000630000006300000009
+17	mx	00000063000000630000FFFF
+17	sp	--------------------------------
+18	a	ch_
+18	mn	000000630000006800000009
+18	mx	00000063000000680000FFFF
+18	sp	--------------------------------
+19	a	aa%
+19	mn	00000061000000610000000900000009
+19	mx	00000061000000610000FFFF0000FFFF
+19	sp	--------------------------------
+20	a	cc%
+20	mn	00000063000000630000000900000009
+20	mx	00000063000000630000FFFF0000FFFF
+20	sp	--------------------------------
+21	a	ch%
+21	mn	00000063000000680000000900000009
+21	mx	00000063000000680000FFFF0000FFFF
+21	sp	--------------------------------
+22	a	aaa
+22	mn	000000610000006100000061
+22	mx	000000610000006100000061
+22	sp	--------------------------------
+23	a	ccc
+23	mn	000000630000006300000063
+23	mx	000000630000006300000063
+23	sp	--------------------------------
+24	a	cch
+24	mn	000000630000006300000068
+24	mx	000000630000006300000068
+24	sp	--------------------------------
+25	a	aaa_
+25	mn	00000061000000610000000900000009
+25	mx	00000061000000610000FFFF0000FFFF
+25	sp	--------------------------------
+26	a	ccc_
+26	mn	00000063000000630000006300000009
+26	mx	0000006300000063000000630000FFFF
+26	sp	--------------------------------
+27	a	cch_
+27	mn	00000063000000630000006800000009
+27	mx	0000006300000063000000680000FFFF
+27	sp	--------------------------------
+28	a	aaa%
+28	mn	00000061000000610000000900000009
+28	mx	00000061000000610000FFFF0000FFFF
+28	sp	--------------------------------
+29	a	ccc%
+29	mn	00000063000000630000006300000009
+29	mx	0000006300000063000000630000FFFF
+29	sp	--------------------------------
+30	a	cch%
+30	mn	00000063000000630000006800000009
+30	mx	0000006300000063000000680000FFFF
+30	sp	--------------------------------
+31	a	aaaaaaaaaaaaaaaaaaaa
+31	mn	00000061000000610000006100000061
+31	mx	00000061000000610000006100000061
+31	sp	--------------------------------
+DROP VIEW v1;
+DROP TABLE t1;
diff --git a/mysql-test/r/ctype_uca.result b/mysql-test/r/ctype_uca.result
index 04727f84ff2..7b9023578b3 100644
--- a/mysql-test/r/ctype_uca.result
+++ b/mysql-test/r/ctype_uca.result
@@ -2888,3 +2888,101 @@ a	hex(b)	c
 DROP TABLE t1;
 set names utf8;
 End for 5.0 tests
+#
+# Start of 5.5 tests
+#
+SET collation_connection=utf8_czech_ci;
+SELECT @@collation_connection;
+@@collation_connection
+utf8_czech_ci
+#
+# Bug#57737 Character sets: search fails with like, contraction, index
+#
+CREATE TABLE t1 AS SELECT REPEAT(' ', 10) AS s1 LIMIT 0;
+INSERT INTO t1 VALUES ('c'),('ce'),('cé'),('ch');
+SELECT * FROM t1 WHERE s1 LIKE 'c%';
+s1
+c
+ce
+cé
+ch
+ALTER TABLE t1 ADD KEY s1 (s1);
+SELECT * FROM t1 WHERE s1 LIKE 'c%';
+s1
+c
+ce
+cé
+ch
+ALTER TABLE t1 DROP KEY s1, ADD KEY(s1(1));
+SELECT * FROM t1 WHERE s1 LIKE 'ch';
+s1
+ch
+DROP TABLE t1;
+SELECT @@collation_connection;
+@@collation_connection
+utf8_czech_ci
+#
+# Bug#57737 Character sets: search fails with like, contraction, index
+# Part#2 - ignorable characters
+#
+CREATE TABLE t1 AS SELECT REPEAT(' ', 10) AS s1 LIMIT 0;
+INSERT INTO t1 VALUES ('a\0\0\0\0\0\t'),('a'),('b'),('c'),('d'),('e');
+SELECT HEX(s1) FROM t1 WHERE s1 LIKE 'a%';
+HEX(s1)
+61000000000009
+61
+ALTER TABLE t1 ADD KEY s1 (s1);
+SELECT HEX(s1) FROM t1 WHERE s1 LIKE 'a%';
+HEX(s1)
+61000000000009
+61
+DROP TABLE t1;
+SET collation_connection=ucs2_czech_ci;
+SELECT @@collation_connection;
+@@collation_connection
+ucs2_czech_ci
+#
+# Bug#57737 Character sets: search fails with like, contraction, index
+#
+CREATE TABLE t1 AS SELECT REPEAT(' ', 10) AS s1 LIMIT 0;
+INSERT INTO t1 VALUES ('c'),('ce'),('cé'),('ch');
+SELECT * FROM t1 WHERE s1 LIKE 'c%';
+s1
+c
+ce
+cé
+ch
+ALTER TABLE t1 ADD KEY s1 (s1);
+SELECT * FROM t1 WHERE s1 LIKE 'c%';
+s1
+c
+ce
+cé
+ch
+ALTER TABLE t1 DROP KEY s1, ADD KEY(s1(1));
+SELECT * FROM t1 WHERE s1 LIKE 'ch';
+s1
+ch
+DROP TABLE t1;
+SELECT @@collation_connection;
+@@collation_connection
+ucs2_czech_ci
+#
+# Bug#57737 Character sets: search fails with like, contraction, index
+# Part#2 - ignorable characters
+#
+CREATE TABLE t1 AS SELECT REPEAT(' ', 10) AS s1 LIMIT 0;
+INSERT INTO t1 VALUES ('a\0\0\0\0\0\t'),('a'),('b'),('c'),('d'),('e');
+SELECT HEX(s1) FROM t1 WHERE s1 LIKE 'a%';
+HEX(s1)
+0061000000000000000000000009
+0061
+ALTER TABLE t1 ADD KEY s1 (s1);
+SELECT HEX(s1) FROM t1 WHERE s1 LIKE 'a%';
+HEX(s1)
+0061000000000000000000000009
+0061
+DROP TABLE t1;
+#
+# End of 5.5 tests
+#
diff --git a/mysql-test/r/ctype_utf16_uca.result b/mysql-test/r/ctype_utf16_uca.result
index d83ef2af09e..18adaf2f79c 100644
--- a/mysql-test/r/ctype_utf16_uca.result
+++ b/mysql-test/r/ctype_utf16_uca.result
@@ -2368,6 +2368,52 @@ NULL
 NULL
 NULL
 drop table t1;
+SET collation_connection=utf16_czech_ci;
+SELECT @@collation_connection;
+@@collation_connection
+utf16_czech_ci
+#
+# Bug#57737 Character sets: search fails with like, contraction, index
+#
+CREATE TABLE t1 AS SELECT REPEAT(' ', 10) AS s1 LIMIT 0;
+INSERT INTO t1 VALUES ('c'),('ce'),('cé'),('ch');
+SELECT * FROM t1 WHERE s1 LIKE 'c%';
+s1
+c
+ce
+cé
+ch
+ALTER TABLE t1 ADD KEY s1 (s1);
+SELECT * FROM t1 WHERE s1 LIKE 'c%';
+s1
+c
+ce
+cé
+ch
+ALTER TABLE t1 DROP KEY s1, ADD KEY(s1(1));
+SELECT * FROM t1 WHERE s1 LIKE 'ch';
+s1
+ch
+DROP TABLE t1;
+SELECT @@collation_connection;
+@@collation_connection
+utf16_czech_ci
+#
+# Bug#57737 Character sets: search fails with like, contraction, index
+# Part#2 - ignorable characters
+#
+CREATE TABLE t1 AS SELECT REPEAT(' ', 10) AS s1 LIMIT 0;
+INSERT INTO t1 VALUES ('a\0\0\0\0\0\t'),('a'),('b'),('c'),('d'),('e');
+SELECT HEX(s1) FROM t1 WHERE s1 LIKE 'a%';
+HEX(s1)
+0061000000000000000000000009
+0061
+ALTER TABLE t1 ADD KEY s1 (s1);
+SELECT HEX(s1) FROM t1 WHERE s1 LIKE 'a%';
+HEX(s1)
+0061000000000000000000000009
+0061
+DROP TABLE t1;
 #
 # End of 5.5 tests
 #
diff --git a/mysql-test/r/ctype_utf32_uca.result b/mysql-test/r/ctype_utf32_uca.result
index 5006009fc9c..fd5a4199217 100644
--- a/mysql-test/r/ctype_utf32_uca.result
+++ b/mysql-test/r/ctype_utf32_uca.result
@@ -2368,6 +2368,52 @@ NULL
 NULL
 NULL
 drop table t1;
+SET collation_connection=utf32_czech_ci;
+SELECT @@collation_connection;
+@@collation_connection
+utf32_czech_ci
+#
+# Bug#57737 Character sets: search fails with like, contraction, index
+#
+CREATE TABLE t1 AS SELECT REPEAT(' ', 10) AS s1 LIMIT 0;
+INSERT INTO t1 VALUES ('c'),('ce'),('cé'),('ch');
+SELECT * FROM t1 WHERE s1 LIKE 'c%';
+s1
+c
+ce
+cé
+ch
+ALTER TABLE t1 ADD KEY s1 (s1);
+SELECT * FROM t1 WHERE s1 LIKE 'c%';
+s1
+c
+ce
+cé
+ch
+ALTER TABLE t1 DROP KEY s1, ADD KEY(s1(1));
+SELECT * FROM t1 WHERE s1 LIKE 'ch';
+s1
+ch
+DROP TABLE t1;
+SELECT @@collation_connection;
+@@collation_connection
+utf32_czech_ci
+#
+# Bug#57737 Character sets: search fails with like, contraction, index
+# Part#2 - ignorable characters
+#
+CREATE TABLE t1 AS SELECT REPEAT(' ', 10) AS s1 LIMIT 0;
+INSERT INTO t1 VALUES ('a\0\0\0\0\0\t'),('a'),('b'),('c'),('d'),('e');
+SELECT HEX(s1) FROM t1 WHERE s1 LIKE 'a%';
+HEX(s1)
+00000061000000000000000000000000000000000000000000000009
+00000061
+ALTER TABLE t1 ADD KEY s1 (s1);
+SELECT HEX(s1) FROM t1 WHERE s1 LIKE 'a%';
+HEX(s1)
+00000061000000000000000000000000000000000000000000000009
+00000061
+DROP TABLE t1;
 #
 # End of 5.5 tests
 #
diff --git a/mysql-test/r/mysql.result b/mysql-test/r/mysql.result
index 3c53faff526..45297ffad8d 100644
--- a/mysql-test/r/mysql.result
+++ b/mysql-test/r/mysql.result
@@ -433,4 +433,75 @@ Bug #47147: mysql client option --skip-column-names does not apply to vertical o
 *************************** 1. row ***************************
 1
 
+#
+# Bug #54899: --one-database option cannot handle DROP/CREATE DATABASE 
+#             commands.
+#
+CREATE DATABASE connected_db;
+USE connected_db;
+SHOW TABLES;
+Tables_in_connected_db
+table_in_connected_db
+DROP DATABASE connected_db;
+
+#
+# Testing --one-database option
+#
+CREATE DATABASE connected_db;
+SHOW TABLES IN connected_db;
+Tables_in_connected_db
+t1
+SHOW TABLES IN test;
+Tables_in_test
+t1
+USE test;
+DROP TABLE t1;
+DROP DATABASE connected_db;
+
+SHOW TABLES IN test;
+Tables_in_test
+SHOW TABLES IN test1;
+Tables_in_test1
+DROP DATABASE test1;
+
+#
+# Checking --one-database option followed by the execution of 
+# connect command.
+#
+CREATE DATABASE connected_db;
+SHOW TABLES IN connected_db;
+Tables_in_connected_db
+t1
+t2
+SHOW TABLES IN test;
+Tables_in_test
+t1
+t2
+DROP TABLE test.t1;
+DROP TABLE test.t2;
+DROP DATABASE connected_db;
+
+#
+# Checking --one-database option with no database specified
+# at command-line.
+#
+SHOW TABLES IN test;
+Tables_in_test
+
+#
+# Checking --one-database option with non_existent_db 
+# specified with USE command
+#
+SHOW TABLES IN test;
+Tables_in_test
+table_in_test
+DROP DATABASE test;
+
+CREATE DATABASE test;
+SHOW TABLES IN test;
+Tables_in_test
+table_in_test
+DROP DATABASE test;
+CREATE DATABASE test;
+
 End of tests
diff --git a/mysql-test/t/ctype_cp1251.test b/mysql-test/t/ctype_cp1251.test
index 4dfb0be3892..3203a1032b4 100644
--- a/mysql-test/t/ctype_cp1251.test
+++ b/mysql-test/t/ctype_cp1251.test
@@ -59,6 +59,16 @@ DROP TABLE t1;
 
 # End of 4.1 tests
 
+--echo #
+--echo # Start of 5.1 tests
+--echo #
+
+--source include/ctype_8bit.inc
+
+--echo #
+--echo # End of 5.1 tests
+--echo #
+
 --echo #
 --echo # Start of 5.5 tests
 --echo #
diff --git a/mysql-test/t/ctype_like_range.test b/mysql-test/t/ctype_like_range.test
new file mode 100644
index 00000000000..34a7637222b
--- /dev/null
+++ b/mysql-test/t/ctype_like_range.test
@@ -0,0 +1,87 @@
+--source include/have_debug.inc
+--source include/have_ucs2.inc
+--source include/have_utf16.inc
+--source include/have_utf32.inc
+
+--disable_warnings
+DROP TABLE IF EXISTS t1;
+DROP VIEW IF EXISTS v1;
+--enable_warnings
+
+CREATE TABLE t1 (id INT NOT NULL AUTO_INCREMENT PRIMARY KEY, a VARBINARY(32));
+INSERT INTO t1 (a) VALUES (''),('_'),('%'),('\_'),('\%'),('\\');
+INSERT INTO t1 (a) VALUES ('a'),('c');
+INSERT INTO t1 (a) VALUES ('a_'),('c_');
+INSERT INTO t1 (a) VALUES ('a%'),('c%');
+INSERT INTO t1 (a) VALUES ('aa'),('cc'),('ch');
+INSERT INTO t1 (a) VALUES ('aa_'),('cc_'),('ch_');
+INSERT INTO t1 (a) VALUES ('aa%'),('cc%'),('ch%');
+INSERT INTO t1 (a) VALUES ('aaa'),('ccc'),('cch');
+INSERT INTO t1 (a) VALUES ('aaa_'),('ccc_'),('cch_');
+INSERT INTO t1 (a) VALUES ('aaa%'),('ccc%'),('cch%');
+INSERT INTO t1 (a) VALUES ('aaaaaaaaaaaaaaaaaaaa');
+
+CREATE VIEW v1 AS
+  SELECT id, 'a' AS name, a AS val FROM t1
+UNION
+  SELECT id, 'mn', HEX(LIKE_RANGE_MIN(a, 16)) AS min FROM t1
+UNION
+  SELECT id, 'mx', HEX(LIKE_RANGE_MAX(a, 16)) AS max FROM t1
+UNION
+  SELECT id, 'sp', REPEAT('-', 32) AS sep FROM t1
+ORDER BY id, name;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET latin1;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf8;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf8 COLLATE utf8_unicode_ci;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf8 COLLATE utf8_czech_ci;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf8 COLLATE utf8_danish_ci;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET ucs2;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET ucs2 COLLATE ucs2_unicode_ci;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET ucs2 COLLATE ucs2_czech_ci;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET ucs2 COLLATE ucs2_danish_ci;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf16;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf16 COLLATE utf16_unicode_ci;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf16 COLLATE utf16_czech_ci;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf16 COLLATE utf16_danish_ci;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf32;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf32 COLLATE utf32_unicode_ci;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf32 COLLATE utf32_czech_ci;
+SELECT * FROM v1;
+
+ALTER TABLE t1 MODIFY a VARCHAR(32) CHARACTER SET utf32 COLLATE utf32_danish_ci;
+SELECT * FROM v1;
+
+DROP VIEW v1;
+DROP TABLE t1;
diff --git a/mysql-test/t/ctype_uca.test b/mysql-test/t/ctype_uca.test
index 11a489ba24d..723962bbb3f 100644
--- a/mysql-test/t/ctype_uca.test
+++ b/mysql-test/t/ctype_uca.test
@@ -545,3 +545,19 @@ set collation_connection=ucs2_unicode_ci;
 set names utf8;
 
 -- echo End for 5.0 tests
+
+--echo #
+--echo # Start of 5.5 tests
+--echo #
+#
+# Test my_like_range and contractions
+#
+SET collation_connection=utf8_czech_ci;
+--source include/ctype_czech.inc
+--source include/ctype_like_ignorable.inc
+SET collation_connection=ucs2_czech_ci;
+--source include/ctype_czech.inc
+--source include/ctype_like_ignorable.inc
+--echo #
+--echo # End of 5.5 tests
+--echo #
diff --git a/mysql-test/t/ctype_utf16_uca.test b/mysql-test/t/ctype_utf16_uca.test
index 5314777c6f4..a6295c82dec 100644
--- a/mysql-test/t/ctype_utf16_uca.test
+++ b/mysql-test/t/ctype_utf16_uca.test
@@ -284,6 +284,13 @@ DROP TABLE IF EXISTS t1;
 set collation_connection=utf16_unicode_ci;
 --source include/ctype_regex.inc
 
+#
+# Test my_like_range and contractions
+#
+SET collation_connection=utf16_czech_ci;
+--source include/ctype_czech.inc
+--source include/ctype_like_ignorable.inc
+
 
 --echo #
 --echo # End of 5.5 tests
diff --git a/mysql-test/t/ctype_utf32_uca.test b/mysql-test/t/ctype_utf32_uca.test
index 9386cc9e65e..a62ffbf95c7 100644
--- a/mysql-test/t/ctype_utf32_uca.test
+++ b/mysql-test/t/ctype_utf32_uca.test
@@ -286,6 +286,14 @@ set collation_connection=utf32_unicode_ci;
 --source include/ctype_regex.inc
 
 
+#
+# Test my_like_range and contractions
+#
+SET collation_connection=utf32_czech_ci;
+--source include/ctype_czech.inc
+--source include/ctype_like_ignorable.inc
+
+
 --echo #
 --echo # End of 5.5 tests
 --echo #
diff --git a/mysql-test/t/mysql.test b/mysql-test/t/mysql.test
index 3a2084aef08..973af8e580a 100644
--- a/mysql-test/t/mysql.test
+++ b/mysql-test/t/mysql.test
@@ -425,5 +425,149 @@ drop table t1;
 --echo
 --exec $MYSQL --skip-column-names --vertical test -e "select 1 as a"
 
+--echo
+
+--echo #
+--echo # Bug #54899: --one-database option cannot handle DROP/CREATE DATABASE 
+--echo #             commands.
+--echo #
+--write_file $MYSQLTEST_VARDIR/tmp/bug54899.sql
+DROP DATABASE connected_db;
+CREATE DATABASE connected_db;
+USE connected_db;
+CREATE TABLE `table_in_connected_db`(a INT);
+EOF
+
+CREATE DATABASE connected_db;
+--exec $MYSQL --one-database connected_db < $MYSQLTEST_VARDIR/tmp/bug54899.sql
+USE connected_db;
+SHOW TABLES;
+DROP DATABASE connected_db;
+--remove_file $MYSQLTEST_VARDIR/tmp/bug54899.sql
+
+--echo
+
+--echo #
+--echo # Testing --one-database option
+--echo #
+--write_file $MYSQLTEST_VARDIR/tmp/one_db.sql
+CREATE TABLE t1 (i INT);
+CREATE TABLE test.t1 (i INT);
+USE test;
+# Following statements should be filtered.
+CREATE TABLE connected_db.t2 (i INT);
+CREATE TABLE t2 (i INT);
+EOF
+
+CREATE DATABASE connected_db;
+--exec $MYSQL --one-database connected_db < $MYSQLTEST_VARDIR/tmp/one_db.sql
+SHOW TABLES IN connected_db;
+SHOW TABLES IN test;
+USE test;
+DROP TABLE t1;
+DROP DATABASE connected_db;
+--remove_file $MYSQLTEST_VARDIR/tmp/one_db.sql
+
+--echo
+--write_file $MYSQLTEST_VARDIR/tmp/one_db.sql
+CREATE DATABASE test1;
+USE test1;
+USE test1;
+# Following statements should be filtered.
+CREATE TABLE connected_db.t1 (i INT);
+EOF
+
+--exec $MYSQL --one-database test < $MYSQLTEST_VARDIR/tmp/one_db.sql
+SHOW TABLES IN test;
+SHOW TABLES IN test1;
+DROP DATABASE test1;
+--remove_file $MYSQLTEST_VARDIR/tmp/one_db.sql
+
+--echo
+
+--echo #
+--echo # Checking --one-database option followed by the execution of 
+--echo # connect command.
+--echo #
+--write_file $MYSQLTEST_VARDIR/tmp/one_db.sql
+CREATE TABLE t1 (i INT);
+CREATE TABLE test.t1 (i INT);
+CONNECT test;
+CREATE TABLE connected_db.t2 (i INT);
+CREATE TABLE t2 (i INT);
+USE connected_db;
+# Following statements should be filtered.
+CREATE TABLE connected_db.t3 (i INT);
+CREATE TABLE t3 (i INT);
+EOF
+
+CREATE DATABASE connected_db;
+--exec $MYSQL --one-database connected_db < $MYSQLTEST_VARDIR/tmp/one_db.sql
+SHOW TABLES IN connected_db;
+SHOW TABLES IN test;
+DROP TABLE test.t1;
+DROP TABLE test.t2;
+DROP DATABASE connected_db;
+--remove_file $MYSQLTEST_VARDIR/tmp/one_db.sql
+
+--echo
+
+--echo #
+--echo # Checking --one-database option with no database specified
+--echo # at command-line.
+--echo #
+--write_file $MYSQLTEST_VARDIR/tmp/one_db.sql
+# All following statements should be filtered.
+CREATE TABLE t1 (i INT);
+CREATE TABLE test.t1 (i INT);
+USE test;
+CREATE TABLE test.t2 (i INT);
+CREATE TABLE t2 (i INT);
+EOF
+
+--exec $MYSQL --one-database < $MYSQLTEST_VARDIR/tmp/one_db.sql
+SHOW TABLES IN test;
+--remove_file $MYSQLTEST_VARDIR/tmp/one_db.sql
+
+--echo
+
+--echo #
+--echo # Checking --one-database option with non_existent_db 
+--echo # specified with USE command
+--echo #
+
+# CASE 1 : When 'test' database exists and passed at commandline.
+--write_file $MYSQLTEST_VARDIR/tmp/one_db_1.sql
+CREATE TABLE `table_in_test`(i INT);
+USE non_existent_db;
+# Following statement should be filtered out.
+CREATE TABLE `table_in_non_existent_db`(i INT);
+EOF
+
+# CASE 2 : When 'test' database exists but dropped and recreated in load file.
+--write_file $MYSQLTEST_VARDIR/tmp/one_db_2.sql
+DROP DATABASE test;
+CREATE DATABASE test;
+USE non_existent_db;
+# Following statements should be filtered out.
+CREATE TABLE `table_in_non_existent_db`(i INT);
+USE test;
+# Following statements should not be filtered out.
+CREATE TABLE `table_in_test`(i INT);
+EOF
+
+--exec $MYSQL --one-database test < $MYSQLTEST_VARDIR/tmp/one_db_1.sql
+SHOW TABLES IN test;
+DROP DATABASE test;
+--echo
+CREATE DATABASE test;
+--exec $MYSQL --one-database test < $MYSQLTEST_VARDIR/tmp/one_db_2.sql
+SHOW TABLES IN test;
+DROP DATABASE test;
+CREATE DATABASE test;
+
+--remove_file $MYSQLTEST_VARDIR/tmp/one_db_1.sql
+--remove_file $MYSQLTEST_VARDIR/tmp/one_db_2.sql
+
 --echo
 --echo End of tests
diff --git a/sql/item_create.cc b/sql/item_create.cc
index 672e59986d5..1ae65926013 100644
--- a/sql/item_create.cc
+++ b/sql/item_create.cc
@@ -1330,6 +1330,34 @@ protected:
 };
 
 
+#ifndef DBUG_OFF
+class Create_func_like_range_min : public Create_func_arg2
+{
+public:
+  virtual Item *create(THD *thd, Item *arg1, Item *arg2);
+
+  static Create_func_like_range_min s_singleton;
+
+protected:
+  Create_func_like_range_min() {}
+  virtual ~Create_func_like_range_min() {}
+};
+
+
+class Create_func_like_range_max : public Create_func_arg2
+{
+public:
+  virtual Item *create(THD *thd, Item *arg1, Item *arg2);
+
+  static Create_func_like_range_max s_singleton;
+
+protected:
+  Create_func_like_range_max() {}
+  virtual ~Create_func_like_range_max() {}
+};
+#endif
+
+
 class Create_func_ln : public Create_func_arg1
 {
 public:
@@ -3836,6 +3864,26 @@ Create_func_length::create(THD *thd, Item *arg1)
 }
 
 
+#ifndef DBUG_OFF
+Create_func_like_range_min Create_func_like_range_min::s_singleton;
+
+Item*
+Create_func_like_range_min::create(THD *thd, Item *arg1, Item *arg2)
+{
+  return new (thd->mem_root) Item_func_like_range_min(arg1, arg2);
+}
+
+
+Create_func_like_range_max Create_func_like_range_max::s_singleton;
+
+Item*
+Create_func_like_range_max::create(THD *thd, Item *arg1, Item *arg2)
+{
+  return new (thd->mem_root) Item_func_like_range_max(arg1, arg2);
+}
+#endif
+
+
 Create_func_ln Create_func_ln::s_singleton;
 
 Item*
@@ -4924,6 +4972,10 @@ static Native_func_registry func_array[] =
   { { C_STRING_WITH_LEN("LCASE") }, BUILDER(Create_func_lcase)},
   { { C_STRING_WITH_LEN("LEAST") }, BUILDER(Create_func_least)},
   { { C_STRING_WITH_LEN("LENGTH") }, BUILDER(Create_func_length)},
+#ifndef DBUG_OFF
+  { { C_STRING_WITH_LEN("LIKE_RANGE_MIN") }, BUILDER(Create_func_like_range_min)},
+  { { C_STRING_WITH_LEN("LIKE_RANGE_MAX") }, BUILDER(Create_func_like_range_max)},
+#endif
   { { C_STRING_WITH_LEN("LINEFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)},
   { { C_STRING_WITH_LEN("LINEFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)},
   { { C_STRING_WITH_LEN("LINESTRINGFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)},
diff --git a/sql/item_strfunc.cc b/sql/item_strfunc.cc
index 6d8a113d4a4..3c92c829144 100644
--- a/sql/item_strfunc.cc
+++ b/sql/item_strfunc.cc
@@ -3170,6 +3170,41 @@ String *Item_func_unhex::val_str(String *str)
 }
 
 
+#ifndef DBUG_OFF
+String *Item_func_like_range::val_str(String *str)
+{
+  DBUG_ASSERT(fixed == 1);
+  longlong nbytes= args[1]->val_int();
+  String *res= args[0]->val_str(str);
+  size_t min_len, max_len;
+  CHARSET_INFO *cs= collation.collation;
+
+  if (!res || args[0]->null_value || args[1]->null_value ||
+      nbytes < 0 || nbytes > MAX_BLOB_WIDTH ||
+      min_str.alloc(nbytes) || max_str.alloc(nbytes))
+    goto err;
+  null_value=0;
+
+  if (cs->coll->like_range(cs, res->ptr(), res->length(),
+                           '\\', '_', '%', nbytes,
+                           (char*) min_str.ptr(), (char*) max_str.ptr(),
+                           &min_len, &max_len))
+    goto err;
+
+  min_str.set_charset(collation.collation);
+  max_str.set_charset(collation.collation);
+  min_str.length(min_len);
+  max_str.length(max_len);
+
+  return is_min ? &min_str : &max_str;
+
+err:
+  null_value= 1;
+  return 0;
+}
+#endif
+
+
 void Item_func_binary::print(String *str, enum_query_type query_type)
 {
   str->append(STRING_WITH_LEN("cast("));
diff --git a/sql/item_strfunc.h b/sql/item_strfunc.h
index 5dcef2e671f..d76e139883c 100644
--- a/sql/item_strfunc.h
+++ b/sql/item_strfunc.h
@@ -657,6 +657,46 @@ public:
 };
 
 
+#ifndef DBUG_OFF
+class Item_func_like_range :public Item_str_func
+{
+protected:
+  String min_str;
+  String max_str;
+  const bool is_min;
+public:
+  Item_func_like_range(Item *a, Item *b, bool is_min_arg)
+    :Item_str_func(a, b), is_min(is_min_arg)
+  { maybe_null= 1; }
+  String *val_str(String *);
+  void fix_length_and_dec()
+  {
+    collation.set(args[0]->collation);
+    decimals=0;
+    max_length= MAX_BLOB_WIDTH;
+  }
+};
+
+
+class Item_func_like_range_min :public Item_func_like_range
+{
+public:
+  Item_func_like_range_min(Item *a, Item *b) 
+    :Item_func_like_range(a, b, true) { }
+  const char *func_name() const { return "like_range_min"; }
+};
+
+
+class Item_func_like_range_max :public Item_func_like_range
+{
+public:
+  Item_func_like_range_max(Item *a, Item *b)
+    :Item_func_like_range(a, b, false) { }
+  const char *func_name() const { return "like_range_max"; }
+};
+#endif
+
+
 class Item_func_binary :public Item_str_func
 {
 public:
diff --git a/sql/share/charsets/cp1251.xml b/sql/share/charsets/cp1251.xml
index b80db9f8ec0..06ba8a5a4b9 100644
--- a/sql/share/charsets/cp1251.xml
+++ b/sql/share/charsets/cp1251.xml
@@ -98,7 +98,7 @@
  0050 0051 0052 0053 0054 0055 0056 0057 0058 0059 005A 005B 005C 005D 005E 005F
  0060 0061 0062 0063 0064 0065 0066 0067 0068 0069 006A 006B 006C 006D 006E 006F
  0070 0071 0072 0073 0074 0075 0076 0077 0078 0079 007A 007B 007C 007D 007E 007F
- 0402 0403 201A 0453 201E 2026 2020 2021 0000 2030 0409 2039 040A 040C 040B 040F
+ 0402 0403 201A 0453 201E 2026 2020 2021 20AC 2030 0409 2039 040A 040C 040B 040F
  0452 2018 2019 201C 201D 2022 2013 2014 0000 2122 0459 203A 045A 045C 045B 045F
  00A0 040E 045E 0408 00A4 0490 00A6 00A7 0401 00A9 0404 00AB 00AC 00AD 00AE 0407
  00B0 00B1 0406 0456 0491 00B5 00B6 00B7 0451 2116 0454 00BB 0458 0405 0455 0457
diff --git a/strings/ctype-extra.c b/strings/ctype-extra.c
index ba12f3f4267..f89a45d6ed8 100644
--- a/strings/ctype-extra.c
+++ b/strings/ctype-extra.c
@@ -1040,7 +1040,7 @@ uint16 to_uni_cp1251_bulgarian_ci[] = {
 0x0070,0x0071,0x0072,0x0073,0x0074,0x0075,0x0076,0x0077,
 0x0078,0x0079,0x007A,0x007B,0x007C,0x007D,0x007E,0x007F,
 0x0402,0x0403,0x201A,0x0453,0x201E,0x2026,0x2020,0x2021,
-0x0000,0x2030,0x0409,0x2039,0x040A,0x040C,0x040B,0x040F,
+0x20AC,0x2030,0x0409,0x2039,0x040A,0x040C,0x040B,0x040F,
 0x0452,0x2018,0x2019,0x201C,0x201D,0x2022,0x2013,0x2014,
 0x0000,0x2122,0x0459,0x203A,0x045A,0x045C,0x045B,0x045F,
 0x00A0,0x040E,0x045E,0x0408,0x00A4,0x0490,0x00A6,0x00A7,
@@ -1730,7 +1730,7 @@ uint16 to_uni_cp1251_ukrainian_ci[] = {
 0x0070,0x0071,0x0072,0x0073,0x0074,0x0075,0x0076,0x0077,
 0x0078,0x0079,0x007A,0x007B,0x007C,0x007D,0x007E,0x007F,
 0x0402,0x0403,0x201A,0x0453,0x201E,0x2026,0x2020,0x2021,
-0x0000,0x2030,0x0409,0x2039,0x040A,0x040C,0x040B,0x040F,
+0x20AC,0x2030,0x0409,0x2039,0x040A,0x040C,0x040B,0x040F,
 0x0452,0x2018,0x2019,0x201C,0x201D,0x2022,0x2013,0x2014,
 0x0000,0x2122,0x0459,0x203A,0x045A,0x045C,0x045B,0x045F,
 0x00A0,0x040E,0x045E,0x0408,0x00A4,0x0490,0x00A6,0x00A7,
@@ -3762,7 +3762,7 @@ uint16 to_uni_cp1251_bin[] = {
 0x0070,0x0071,0x0072,0x0073,0x0074,0x0075,0x0076,0x0077,
 0x0078,0x0079,0x007A,0x007B,0x007C,0x007D,0x007E,0x007F,
 0x0402,0x0403,0x201A,0x0453,0x201E,0x2026,0x2020,0x2021,
-0x0000,0x2030,0x0409,0x2039,0x040A,0x040C,0x040B,0x040F,
+0x20AC,0x2030,0x0409,0x2039,0x040A,0x040C,0x040B,0x040F,
 0x0452,0x2018,0x2019,0x201C,0x201D,0x2022,0x2013,0x2014,
 0x0000,0x2122,0x0459,0x203A,0x045A,0x045C,0x045B,0x045F,
 0x00A0,0x040E,0x045E,0x0408,0x00A4,0x0490,0x00A6,0x00A7,
@@ -3877,7 +3877,7 @@ uint16 to_uni_cp1251_general_ci[] = {
 0x0070,0x0071,0x0072,0x0073,0x0074,0x0075,0x0076,0x0077,
 0x0078,0x0079,0x007A,0x007B,0x007C,0x007D,0x007E,0x007F,
 0x0402,0x0403,0x201A,0x0453,0x201E,0x2026,0x2020,0x2021,
-0x0000,0x2030,0x0409,0x2039,0x040A,0x040C,0x040B,0x040F,
+0x20AC,0x2030,0x0409,0x2039,0x040A,0x040C,0x040B,0x040F,
 0x0452,0x2018,0x2019,0x201C,0x201D,0x2022,0x2013,0x2014,
 0x0000,0x2122,0x0459,0x203A,0x045A,0x045C,0x045B,0x045F,
 0x00A0,0x040E,0x045E,0x0408,0x00A4,0x0490,0x00A6,0x00A7,
@@ -3992,7 +3992,7 @@ uint16 to_uni_cp1251_general_cs[] = {
 0x0070,0x0071,0x0072,0x0073,0x0074,0x0075,0x0076,0x0077,
 0x0078,0x0079,0x007A,0x007B,0x007C,0x007D,0x007E,0x007F,
 0x0402,0x0403,0x201A,0x0453,0x201E,0x2026,0x2020,0x2021,
-0x0000,0x2030,0x0409,0x2039,0x040A,0x040C,0x040B,0x040F,
+0x20AC,0x2030,0x0409,0x2039,0x040A,0x040C,0x040B,0x040F,
 0x0452,0x2018,0x2019,0x201C,0x201D,0x2022,0x2013,0x2014,
 0x0000,0x2122,0x0459,0x203A,0x045A,0x045C,0x045B,0x045F,
 0x00A0,0x040E,0x045E,0x0408,0x00A4,0x0490,0x00A6,0x00A7,
diff --git a/strings/ctype-mb.c b/strings/ctype-mb.c
index b2f2e3cd22e..8b985b7405b 100644
--- a/strings/ctype-mb.c
+++ b/strings/ctype-mb.c
@@ -636,7 +636,7 @@ static void pad_max_char(CHARSET_INFO *cs, char *str, char *end)
   DBUG_ASSERT(buflen > 0);
   do
   {
-    if ((str + buflen) < end)
+    if ((str + buflen) <= end)
     {
       /* Enough space for the characer */
       memcpy(str, buf, buflen);
@@ -802,6 +802,192 @@ fill_max_and_min:
 }
 
 
+/**
+   Calculate min_str and max_str that ranges a LIKE string.
+   Generic function, currently used for ucs2, utf16, utf32,
+   but should be suitable for any other character sets with
+   cs->min_sort_char and cs->max_sort_char represented in
+   Unicode code points.
+
+   @param cs           Character set and collation pointer
+   @param ptr          Pointer to LIKE pattern.
+   @param ptr_length   Length of LIKE pattern.
+   @param escape       Escape character pattern,  typically '\'.
+   @param w_one        'One character' pattern,   typically '_'.
+   @param w_many       'Many characters' pattern, typically '%'.
+   @param res_length   Length of min_str and max_str.
+
+   @param[out] min_str Smallest string that ranges LIKE.
+   @param[out] max_str Largest string that ranges LIKE.
+   @param[out] min_len Length of min_str
+   @param[out] max_len Length of max_str
+
+   @return Optimization status.
+   @retval FALSE if LIKE pattern can be optimized
+   @rerval TRUE if LIKE can't be optimized.
+*/
+my_bool
+my_like_range_generic(CHARSET_INFO *cs,
+                      const char *ptr, size_t ptr_length,
+                      pbool escape, pbool w_one, pbool w_many,
+                      size_t res_length,
+                      char *min_str,char *max_str,
+                      size_t *min_length,size_t *max_length)
+{
+  const char *end= ptr + ptr_length;
+  const char *min_org= min_str;
+  const char *max_org= max_str;
+  char *min_end= min_str + res_length;
+  char *max_end= max_str + res_length;
+  size_t charlen= res_length / cs->mbmaxlen;
+  size_t res_length_diff;
+  my_bool have_contractions= my_cs_have_contractions(cs);
+
+  for ( ; charlen > 0; charlen--)
+  {
+    my_wc_t wc, wc2;
+    int res;
+    if ((res= cs->cset->mb_wc(cs, &wc, (uchar*) ptr, (uchar*) end)) <= 0)
+    {
+      if (res == MY_CS_ILSEQ) /* Bad sequence */
+        return TRUE; /* min_length and max_length are not important */
+      break; /* End of the string */
+    }
+    ptr+= res;
+
+    if (wc == (my_wc_t) escape)
+    {
+      if ((res= cs->cset->mb_wc(cs, &wc, (uchar*) ptr, (uchar*) end)) <= 0)
+      {
+        if (res == MY_CS_ILSEQ)
+          return TRUE; /* min_length and max_length are not important */
+        /*
+           End of the string: Escape is the last character.
+           Put escape as a normal character.
+           We'll will leave the loop on the next iteration.
+        */
+      }
+      else
+        ptr+= res;
+
+      /* Put escape character to min_str and max_str  */
+      if ((res= cs->cset->wc_mb(cs, wc,
+                                (uchar*) min_str, (uchar*) min_end)) <= 0)
+        goto pad_set_lengths; /* No space */
+      min_str+= res;
+
+      if ((res= cs->cset->wc_mb(cs, wc,
+                                (uchar*) max_str, (uchar*) max_end)) <= 0)
+        goto pad_set_lengths; /* No space */
+      max_str+= res;
+      continue;
+    }
+    else if (wc == (my_wc_t) w_one)
+    {
+      if ((res= cs->cset->wc_mb(cs, cs->min_sort_char,
+                                (uchar*) min_str, (uchar*) min_end)) <= 0)
+        goto pad_set_lengths;
+      min_str+= res;
+
+      if ((res= cs->cset->wc_mb(cs, cs->max_sort_char,
+                                (uchar*) max_str, (uchar*) max_end)) <= 0)
+        goto pad_set_lengths;
+      max_str+= res;
+      continue;
+    }
+    else if (wc == (my_wc_t) w_many)
+    {
+      /*
+        Calculate length of keys:
+        a\min\min... is the smallest possible string
+        a\max\max... is the biggest possible string
+      */
+      *min_length= ((cs->state & MY_CS_BINSORT) ?
+                    (size_t) (min_str - min_org) :
+                    res_length);
+      *max_length= res_length;
+      goto pad_min_max;
+    }
+
+    if (have_contractions &&
+        my_cs_can_be_contraction_head(cs, wc) &&
+        (res= cs->cset->mb_wc(cs, &wc2, (uchar*) ptr, (uchar*) end)) > 0)
+    {
+      uint16 *weight;
+      if ((wc2 == (my_wc_t) w_one || wc2 == (my_wc_t) w_many))
+      {
+        /* Contraction head followed by a wildcard */
+        *min_length= *max_length= res_length;
+        goto pad_min_max;
+      }
+
+      if (my_cs_can_be_contraction_tail(cs, wc2) &&
+          (weight= my_cs_contraction2_weight(cs, wc, wc2)) && weight[0])
+      {
+        /* Contraction found */
+        if (charlen == 1)
+        {
+          /* contraction does not fit to result */
+          *min_length= *max_length= res_length;
+          goto pad_min_max;
+        }
+
+        ptr+= res;
+        charlen--;
+
+        /* Put contraction head */
+        if ((res= cs->cset->wc_mb(cs, wc,
+                                  (uchar*) min_str, (uchar*) min_end)) <= 0)
+          goto pad_set_lengths;
+        min_str+= res;
+
+        if ((res= cs->cset->wc_mb(cs, wc,
+                                  (uchar*) max_str, (uchar*) max_end)) <= 0)
+          goto pad_set_lengths;
+        max_str+= res;
+        wc= wc2; /* Prepare to put contraction tail */
+      }
+    }
+
+    /* Normal character, or contraction tail */
+    if ((res= cs->cset->wc_mb(cs, wc,
+                              (uchar*) min_str, (uchar*) min_end)) <= 0)
+      goto pad_set_lengths;
+    min_str+= res;
+    if ((res= cs->cset->wc_mb(cs, wc,
+                              (uchar*) max_str, (uchar*) max_end)) <= 0)
+      goto pad_set_lengths;
+    max_str+= res;
+  }
+
+pad_set_lengths:
+  *min_length= (size_t) (min_str - min_org);
+  *max_length= (size_t) (max_str - max_org);
+
+pad_min_max:
+  /*
+    Fill up max_str and min_str to res_length.
+    fill() cannot set incomplete characters and
+    requires that "length" argument is divisible to mbminlen.
+    Make sure to call fill() with proper "length" argument.
+  */
+  res_length_diff= res_length % cs->mbminlen;
+  cs->cset->fill(cs, min_str, min_end - min_str - res_length_diff,
+                 cs->min_sort_char);
+  cs->cset->fill(cs, max_str, max_end - max_str - res_length_diff,
+                 cs->max_sort_char);
+
+  /* In case of incomplete characters set the remainder to 0x00's */
+  if (res_length_diff)
+  {
+    /* Example: odd res_length for ucs2 */
+    memset(min_end - res_length_diff, 0, res_length_diff);
+    memset(max_end - res_length_diff, 0, res_length_diff);
+  }
+  return FALSE;
+}
+
+
 int
 my_wildcmp_mb_bin(CHARSET_INFO *cs,
                   const char *str,const char *str_end,
diff --git a/strings/ctype-uca.c b/strings/ctype-uca.c
index 3cf61b213eb..2f7bf030d90 100644
--- a/strings/ctype-uca.c
+++ b/strings/ctype-uca.c
@@ -8127,7 +8127,7 @@ MY_COLLATION_HANDLER my_collation_ucs2_uca_handler =
   my_strnncollsp_ucs2_uca,
   my_strnxfrm_ucs2_uca,
   my_strnxfrmlen_simple,
-  my_like_range_ucs2,
+  my_like_range_generic,
   my_wildcmp_uca,
   NULL,
   my_instr_mb,
@@ -10134,7 +10134,7 @@ MY_COLLATION_HANDLER my_collation_utf32_uca_handler =
     my_strnncollsp_any_uca,
     my_strnxfrm_any_uca,
     my_strnxfrmlen_simple,
-    my_like_range_utf32,
+    my_like_range_generic,
     my_wildcmp_uca,
     NULL,
     my_instr_mb,
@@ -10801,7 +10801,7 @@ MY_COLLATION_HANDLER my_collation_utf16_uca_handler =
     my_strnncollsp_any_uca,
     my_strnxfrm_any_uca,
     my_strnxfrmlen_simple,
-    my_like_range_utf16,
+    my_like_range_generic,
     my_wildcmp_uca,
     NULL,
     my_instr_mb,
diff --git a/strings/ctype-ucs2.c b/strings/ctype-ucs2.c
index 09652c5884e..d9f546d435e 100644
--- a/strings/ctype-ucs2.c
+++ b/strings/ctype-ucs2.c
@@ -903,7 +903,8 @@ static void
 my_fill_mb2(CHARSET_INFO *cs __attribute__((unused)),
             char *s, size_t l, int fill)
 {
-  for ( ; l >= 2; s[0]= 0, s[1]= fill, s+= 2, l-= 2);
+  DBUG_ASSERT(fill <= 0xFFFF);
+  for ( ; l >= 2; s[0]= (fill >> 8), s[1]= (fill & 0xFF), s+= 2, l-= 2);
 }
 
 
@@ -1563,98 +1564,6 @@ my_hash_sort_utf16_bin(CHARSET_INFO *cs __attribute__((unused)),
 }
 
 
-/**
-   Calculate min_str and max_str that ranges a LIKE string.
-
-   @param ptr        Pointer to LIKE pattern.
-   @param ptr_length Length of LIKE pattern.
-   @param escape     Escape character in LIKE.  (Normally '\').
-                     All escape characters should be removed
-                     from min_str and max_str.
-   @param res_length Length of min_str and max_str.
-   @param min_str    Smallest case sensitive string that ranges LIKE.
-                     Should be space padded to res_length.
-   @param max_str    Largest case sensitive string that ranges LIKE.
-                     Normally padded with the biggest character sort value.
-
-   @return Optimization status.
-     @retval FALSE if LIKE pattern can be optimized
-     @rerval TRUE if LIKE can't be optimized.
-*/
-
-my_bool
-my_like_range_utf16(CHARSET_INFO *cs,
-                    const char *ptr, size_t ptr_length,
-                    pbool escape, pbool w_one, pbool w_many,
-                    size_t res_length,
-                    char *min_str,char *max_str,
-                    size_t *min_length,size_t *max_length)
-{
-  const char *end=ptr+ptr_length;
-  char *min_org=min_str;
-  char *min_end=min_str+res_length;
-  size_t charlen= res_length / cs->mbmaxlen;
-  
-  for ( ; ptr + 1 < end && min_str + 1 < min_end && charlen > 0
-        ; ptr+=2, charlen--)
-  {
-    if (ptr[0] == '\0' && ptr[1] == escape && ptr + 1 < end)
-    {
-      ptr+=2;                                        /* Skip escape */
-      *min_str++= *max_str++ = ptr[0];
-      *min_str++= *max_str++ = ptr[1];
-      continue;
-    }
-    if (ptr[0] == '\0' && ptr[1] == w_one)        /* '_' in SQL */
-    {
-      *min_str++= (char) (cs->min_sort_char >> 8);
-      *min_str++= (char) (cs->min_sort_char & 255);
-      *max_str++= (char) (cs->max_sort_char >> 8);
-      *max_str++= (char) (cs->max_sort_char & 255);
-      continue;
-    }
-    if (ptr[0] == '\0' && ptr[1] == w_many)        /* '%' in SQL */
-    {
-      /*
-        Calculate length of keys:
-        'a\0\0... is the smallest possible string when we have space expand
-        a\ff\ff... is the biggest possible string
-      */
-      *min_length= ((cs->state & MY_CS_BINSORT) ? (size_t) (min_str - min_org) :
-                    res_length);
-      *max_length= res_length;
-      do {
-        *min_str++ = 0;
-        *min_str++ = 0;
-        *max_str++ = (char) (cs->max_sort_char >> 8);
-        *max_str++ = (char) (cs->max_sort_char & 255);
-      } while (min_str + 1 < min_end);
-      return FALSE;
-    }
-    *min_str++= *max_str++ = ptr[0];
-    *min_str++= *max_str++ = ptr[1];
-  }
-
-  /* Temporary fix for handling w_one at end of string (key compression) */
-  {
-    char *tmp;
-    for (tmp= min_str ; tmp-1 > min_org && tmp[-1] == '\0' && tmp[-2]=='\0';)
-    {
-      *--tmp=' ';
-      *--tmp='\0';
-    }
-  }
-  
-  *min_length= *max_length = (size_t) (min_str - min_org);
-  while (min_str + 1 < min_end)
-  {
-    *min_str++ = *max_str++ = '\0';
-    *min_str++ = *max_str++ = ' ';      /* Because if key compression */
-  }
-  return FALSE;
-}
-
-
 static MY_COLLATION_HANDLER my_collation_utf16_general_ci_handler =
 {
   NULL,                /* init */
@@ -1662,7 +1571,7 @@ static MY_COLLATION_HANDLER my_collation_utf16_general_ci_handler =
   my_strnncollsp_utf16,
   my_strnxfrm_unicode,
   my_strnxfrmlen_simple,
-  my_like_range_utf16,
+  my_like_range_generic,
   my_wildcmp_utf16_ci,
   my_strcasecmp_mb2_or_mb4,
   my_instr_mb,
@@ -1678,7 +1587,7 @@ static MY_COLLATION_HANDLER my_collation_utf16_bin_handler =
   my_strnncollsp_utf16_bin,
   my_strnxfrm_unicode_full_bin,
   my_strnxfrmlen_unicode_full_bin,
-  my_like_range_utf16,
+  my_like_range_generic,
   my_wildcmp_utf16_bin,
   my_strcasecmp_mb2_or_mb4,
   my_instr_mb,
@@ -2551,113 +2460,6 @@ my_strnncollsp_utf32_bin(CHARSET_INFO *cs __attribute__((unused)),
 }
 
 
-/**
-   Calculate min_str and max_str that ranges a LIKE string.
-
-   @param ptr        Pointer to LIKE pattern.
-   @param ptr_length Length of LIKE pattern.
-   @param escape     Escape character in LIKE.  (Normally '\').
-                     All escape characters should be removed
-                     from min_str and max_str.
-   @param res_length Length of min_str and max_str.
-   @param min_str    Smallest case sensitive string that ranges LIKE.
-                     Should be space padded to res_length.
-   @param max_str    Largest case sensitive string that ranges LIKE.
-                     Normally padded with the biggest character sort value.
-
-   @return Optimization status.
-     @retval FALSE if LIKE pattern can be optimized
-     @rerval TRUE if LIKE can't be optimized.
-*/
-
-my_bool
-my_like_range_utf32(CHARSET_INFO *cs,
-                    const char *ptr, size_t ptr_length,
-                    pbool escape, pbool w_one, pbool w_many,
-                    size_t res_length,
-                    char *min_str,char *max_str,
-                    size_t *min_length,size_t *max_length)
-{
-  const char *end= ptr + ptr_length;
-  char *min_org= min_str;
-  char *min_end= min_str + res_length;
-  char *max_end= max_str + res_length;
-  size_t charlen= res_length / cs->mbmaxlen;
-  
-  DBUG_ASSERT((res_length % 4) == 0);
-  
-  for ( ; charlen > 0; ptr+= 4, charlen--)
-  {
-    my_wc_t wc;
-    int res;
-    if ((res= my_utf32_uni(cs, &wc, (uchar*) ptr, (uchar*) end)) < 0)
-    {
-      my_fill_utf32(cs, min_str, min_end - min_str, cs->min_sort_char);
-      my_fill_utf32(cs, max_str, min_end - min_str, cs->max_sort_char);
-      /* min_length and max_legnth are not important */
-      return TRUE;
-    }
-    
-    if (wc == (my_wc_t) escape)
-    {
-      ptr+= 4;                                  /* Skip escape */
-      if ((res= my_utf32_uni(cs, &wc, (uchar*) ptr, (uchar*) end)) < 0)
-      {
-        my_fill_utf32(cs, min_str, min_end - min_str, cs->min_sort_char);
-        my_fill_utf32(cs, max_str, max_end - min_str, cs->max_sort_char);
-        /* min_length and max_length are not important */
-        return TRUE;
-      }
-      if (my_uni_utf32(cs, wc, (uchar*) min_str, (uchar*) min_end) != 4 ||
-          my_uni_utf32(cs, wc, (uchar*) max_str, (uchar*) max_end) != 4)
-        goto pad_set_lengths;
-      *min_str++= 4;
-      *max_str++= 4;
-      continue;
-    }
-    
-    if (wc == (my_wc_t) w_one)
-    {
-      if (my_uni_utf32(cs, cs->min_sort_char, (uchar*) min_str, (uchar*) min_end) != 4 ||
-          my_uni_utf32(cs, cs->max_sort_char, (uchar*) max_str, (uchar*) max_end) != 4)
-        goto pad_set_lengths;
-      min_str+= 4;
-      max_str+= 4;
-      continue;
-    }
-    
-    if (wc == (my_wc_t) w_many)
-    {
-      /*
-        Calculate length of keys:
-        'a\0\0... is the smallest possible string when we have space expand
-        a\ff\ff... is the biggest possible string
-      */
-      *min_length= ((cs->state & MY_CS_BINSORT) ?
-                    (size_t) (min_str - min_org) :
-                    res_length);
-      *max_length= res_length;
-      goto pad_min_max;
-    }
-    
-    /* Normal character */
-    if (my_uni_utf32(cs, wc, (uchar*) min_str, (uchar*) min_end) != 4 ||
-        my_uni_utf32(cs, wc, (uchar*) max_str, (uchar*) max_end) != 4)
-      goto pad_set_lengths;
-    min_str+= 4;
-    max_str+= 4;
-  }
-
-pad_set_lengths:
-  *min_length= *max_length= (size_t) (min_str - min_org);
-
-pad_min_max:
-  my_fill_utf32(cs, min_str, min_end - min_str, cs->min_sort_char);
-  my_fill_utf32(cs, max_str, max_end - max_str, cs->max_sort_char);
-  return FALSE;
-}
-
-
 static size_t
 my_scan_utf32(CHARSET_INFO *cs,
               const char *str, const char *end, int sequence_type)
@@ -2689,7 +2491,7 @@ static MY_COLLATION_HANDLER my_collation_utf32_general_ci_handler =
   my_strnncollsp_utf32,
   my_strnxfrm_unicode,
   my_strnxfrmlen_utf32,
-  my_like_range_utf32,
+  my_like_range_generic,
   my_wildcmp_utf32_ci,
   my_strcasecmp_mb2_or_mb4,
   my_instr_mb,
@@ -2705,7 +2507,7 @@ static MY_COLLATION_HANDLER my_collation_utf32_bin_handler =
   my_strnncollsp_utf32_bin,
   my_strnxfrm_unicode_full_bin,
   my_strnxfrmlen_unicode_full_bin,
-  my_like_range_utf32,
+  my_like_range_generic,
   my_wildcmp_utf32_bin,
   my_strcasecmp_mb2_or_mb4,
   my_instr_mb,
@@ -3252,120 +3054,6 @@ void my_hash_sort_ucs2_bin(CHARSET_INFO *cs __attribute__((unused)),
   }
 }
 
-/*
-** Calculate min_str and max_str that ranges a LIKE string.
-** Arguments:
-** ptr		Pointer to LIKE string.
-** ptr_length	Length of LIKE string.
-** escape	Escape character in LIKE.  (Normally '\').
-**		All escape characters should be removed from min_str and max_str
-** res_length	Length of min_str and max_str.
-** min_str	Smallest case sensitive string that ranges LIKE.
-**		Should be space padded to res_length.
-** max_str	Largest case sensitive string that ranges LIKE.
-**		Normally padded with the biggest character sort value.
-**
-** The function should return 0 if ok and 1 if the LIKE string can't be
-** optimized !
-*/
-
-my_bool my_like_range_ucs2(CHARSET_INFO *cs,
-			   const char *ptr, size_t ptr_length,
-			   pbool escape, pbool w_one, pbool w_many,
-			   size_t res_length,
-			   char *min_str,char *max_str,
-			   size_t *min_length,size_t *max_length)
-{
-  const char *end=ptr+ptr_length;
-  char *min_org=min_str;
-  char *min_end=min_str+res_length;
-  size_t charlen= res_length / cs->mbmaxlen;
-  const char *contraction_flags= cs->contractions ?
-             ((const char*) cs->contractions) + 0x40*0x40 : NULL;
-  
-  for ( ; ptr + 1 < end && min_str + 1 < min_end && charlen > 0
-        ; ptr+=2, charlen--)
-  {
-    if (ptr[0] == '\0' && ptr[1] == escape && ptr + 1 < end)
-    {
-      ptr+=2;					/* Skip escape */
-      *min_str++= *max_str++ = ptr[0];
-      *min_str++= *max_str++ = ptr[1];
-      continue;
-    }
-    if (ptr[0] == '\0' && ptr[1] == w_one)	/* '_' in SQL */
-    {
-      *min_str++= (char) (cs->min_sort_char >> 8);
-      *min_str++= (char) (cs->min_sort_char & 255);
-      *max_str++= (char) (cs->max_sort_char >> 8);
-      *max_str++= (char) (cs->max_sort_char & 255);
-      continue;
-    }
-    if (ptr[0] == '\0' && ptr[1] == w_many)	/* '%' in SQL */
-    {
-fill_max_and_min:
-      /*
-        Calculate length of keys:
-        'a\0\0... is the smallest possible string when we have space expand
-        a\ff\ff... is the biggest possible string
-      */
-      *min_length= ((cs->state & MY_CS_BINSORT) ? (size_t) (min_str - min_org) :
-                    res_length);
-      *max_length= res_length;
-      do {
-        *min_str++ = 0;
-	*min_str++ = 0;
-	*max_str++ = (char) (cs->max_sort_char >> 8);
-	*max_str++ = (char) (cs->max_sort_char & 255);
-      } while (min_str + 1 < min_end);
-      return 0;
-    }
-
-    if (contraction_flags && ptr + 3 < end &&
-        ptr[0] == '\0' && contraction_flags[(uchar) ptr[1]])
-    {
-      /* Contraction head found */
-      if (ptr[2] == '\0' && (ptr[3] == w_one || ptr[3] == w_many))
-      {
-        /* Contraction head followed by a wildcard, quit */
-        goto fill_max_and_min;
-      }
-      
-      /*
-        Check if the second letter can be contraction part,
-        and if two letters really produce a contraction.
-      */
-      if (ptr[2] == '\0' && contraction_flags[(uchar) ptr[3]] &&
-          cs->contractions[(ptr[1]-0x40)*0x40 + ptr[3] - 0x40])
-      {
-        /* Contraction found */
-        if (charlen == 1 || min_str + 2 >= min_end)
-        {
-          /* Full contraction doesn't fit, quit */
-          goto fill_max_and_min;
-        }
-        
-        /* Put contraction head */
-        *min_str++= *max_str++= *ptr++;
-        *min_str++= *max_str++= *ptr++;
-        charlen--;
-      }
-    }
-    /* Put contraction tail, or a single character */
-    *min_str++= *max_str++ = ptr[0];
-    *min_str++= *max_str++ = ptr[1];
-  }
-
-  *min_length= *max_length = (size_t) (min_str - min_org);
-  while (min_str + 1 < min_end)
-  {
-    *min_str++ = *max_str++ = '\0';
-    *min_str++ = *max_str++ = ' ';      /* Because if key compression */
-  }
-  return 0;
-}
-
-
 
 static MY_COLLATION_HANDLER my_collation_ucs2_general_ci_handler =
 {
@@ -3374,7 +3062,7 @@ static MY_COLLATION_HANDLER my_collation_ucs2_general_ci_handler =
     my_strnncollsp_ucs2,
     my_strnxfrm_unicode,
     my_strnxfrmlen_simple,
-    my_like_range_ucs2,
+    my_like_range_generic,
     my_wildcmp_ucs2_ci,
     my_strcasecmp_mb2_or_mb4,
     my_instr_mb,
@@ -3390,7 +3078,7 @@ static MY_COLLATION_HANDLER my_collation_ucs2_bin_handler =
     my_strnncollsp_ucs2_bin,
     my_strnxfrm_unicode,
     my_strnxfrmlen_simple,
-    my_like_range_ucs2,
+    my_like_range_generic,
     my_wildcmp_ucs2_bin,
     my_strcasecmp_mb2_or_mb4,
     my_instr_mb,