diff --git a/include/m_ctype.h b/include/m_ctype.h
index b7361cb7d7b..b92fb676a2e 100644
--- a/include/m_ctype.h
+++ b/include/m_ctype.h
@@ -360,6 +360,11 @@ int my_wildcmp_8bit(CHARSET_INFO *,
 		    const char *wildstr,const char *wildend,
 		    int escape, int w_one, int w_many);
 
+int my_wildcmp_bin(CHARSET_INFO *,
+		   const char *str,const char *str_end,
+		   const char *wildstr,const char *wildend,
+		   int escape, int w_one, int w_many);
+
 uint my_numchars_8bit(CHARSET_INFO *, const char *b, const char *e);
 uint my_numcells_8bit(CHARSET_INFO *, const char *b, const char *e);
 uint my_charpos_8bit(CHARSET_INFO *, const char *b, const char *e, uint pos);
diff --git a/mysql-test/include/have_latin2_ch.inc b/mysql-test/include/have_latin2_ch.inc
new file mode 100644
index 00000000000..9d3ee6b341c
--- /dev/null
+++ b/mysql-test/include/have_latin2_ch.inc
@@ -0,0 +1,4 @@
+-- require r/have_latin2_ch.require
+disable_query_log;
+show collation like "latin2_czech_cs";
+enable_query_log;
diff --git a/mysql-test/r/ctype_latin2_ch.result b/mysql-test/r/ctype_latin2_ch.result
new file mode 100644
index 00000000000..2b3765c07c4
--- /dev/null
+++ b/mysql-test/r/ctype_latin2_ch.result
@@ -0,0 +1,30 @@
+drop table if exists t1;
+set names latin2;
+select 'A' = 'a' collate latin2_czech_cs;
+'A' = 'a' collate latin2_czech_cs
+0
+create table t1 (
+id  int(5) not null,    
+tt  char(255) not null
+) character set latin2 collate latin2_czech_cs;
+insert into t1 values (1,'Aa');
+insert into t1 values (2,'Aas');
+alter table t1 add primary key aaa(tt);
+select * from t1 where tt like 'Aa%';
+id	tt
+1	Aa
+2	Aas
+select * from t1 ignore index (primary) where tt like 'Aa%';
+id	tt
+1	Aa
+2	Aas
+select * from t1 where tt like '%Aa%';
+id	tt
+1	Aa
+2	Aas
+select * from t1 where tt like 'AA%';
+id	tt
+select * from t1 ignore index (primary) where tt like 'AA%';
+id	tt
+select * from t1 where tt like '%AA%';
+id	tt
diff --git a/mysql-test/r/have_latin2_ch.require b/mysql-test/r/have_latin2_ch.require
new file mode 100644
index 00000000000..352401bbfe8
--- /dev/null
+++ b/mysql-test/r/have_latin2_ch.require
@@ -0,0 +1,2 @@
+Collation	Charset	Id	Default	Compiled	Sortlen
+latin2_czech_cs	latin2	2		Yes	4
diff --git a/mysql-test/t/ctype_latin2_ch.test b/mysql-test/t/ctype_latin2_ch.test
new file mode 100644
index 00000000000..626d83fa17d
--- /dev/null
+++ b/mysql-test/t/ctype_latin2_ch.test
@@ -0,0 +1,30 @@
+-- source include/have_latin2_ch.inc
+
+#
+# Tests with latin2_czech_cs
+#
+--disable_warnings
+drop table if exists t1;
+--enable_warnings
+
+#
+# Bug#17374: select ... like 'A%' operator fails
+# to find value on columuns with key
+#
+set names latin2;
+select 'A' = 'a' collate latin2_czech_cs;
+create table t1 (
+    id  int(5) not null,    
+    tt  char(255) not null
+) character set latin2 collate latin2_czech_cs;
+insert into t1 values (1,'Aa');
+insert into t1 values (2,'Aas');
+alter table t1 add primary key aaa(tt); 
+select * from t1 where tt like 'Aa%';
+select * from t1 ignore index (primary) where tt like 'Aa%';
+select * from t1 where tt like '%Aa%';
+select * from t1 where tt like 'AA%';
+select * from t1 ignore index (primary) where tt like 'AA%';
+select * from t1 where tt like '%AA%';
+
+# End of 4.1 tests
diff --git a/strings/ctype-bin.c b/strings/ctype-bin.c
index 973a6ebf12a..9708257c1b5 100644
--- a/strings/ctype-bin.c
+++ b/strings/ctype-bin.c
@@ -295,10 +295,10 @@ void my_hash_sort_bin(CHARSET_INFO *cs __attribute__((unused)),
 #define INC_PTR(cs,A,B) (A)++
 
 
-static int my_wildcmp_bin(CHARSET_INFO *cs,
-			   const char *str,const char *str_end,
-			   const char *wildstr,const char *wildend,
-			   int escape, int w_one, int w_many)
+int my_wildcmp_bin(CHARSET_INFO *cs,
+                   const char *str,const char *str_end,
+                   const char *wildstr,const char *wildend,
+                   int escape, int w_one, int w_many)
 {
   int result= -1;			/* Not found, using wildcards */
   
diff --git a/strings/ctype-czech.c b/strings/ctype-czech.c
index fa3a3bf53fe..d9f95868d6d 100644
--- a/strings/ctype-czech.c
+++ b/strings/ctype-czech.c
@@ -356,7 +356,7 @@ static int my_strnxfrm_czech(CHARSET_INFO *cs __attribute__((unused)),
 
 #ifdef REAL_MYSQL
 
-#define min_sort_char 0
+#define min_sort_char ' '
 #define max_sort_char '9'
 
 #define EXAMPLE
@@ -595,7 +595,7 @@ static MY_COLLATION_HANDLER my_collation_latin2_czech_ci_handler =
   my_strnxfrm_czech,
   my_strnxfrmlen_simple,
   my_like_range_czech,
-  my_wildcmp_8bit,
+  my_wildcmp_bin,
   my_strcasecmp_8bit,
   my_instr_simple,
   my_hash_sort_simple,