diff --git a/mysql-test/r/mysql.result b/mysql-test/r/mysql.result
index c02073df677..5c6a0e2f93d 100644
--- a/mysql-test/r/mysql.result
+++ b/mysql-test/r/mysql.result
@@ -229,5 +229,4 @@ a:  b
   </row>
 </resultset>
 drop table t1;
-
-End of tests
+End of 5.0 tests
diff --git a/mysql-test/r/sp-security.result b/mysql-test/r/sp-security.result
index 65c94577a57..c45ada2047a 100644
--- a/mysql-test/r/sp-security.result
+++ b/mysql-test/r/sp-security.result
@@ -510,4 +510,60 @@ DROP USER mysqltest_u1@localhost;
 DROP PROCEDURE p_suid;
 DROP FUNCTION f_suid;
 DROP TABLE t1;
+#
+# Bug #48872 : Privileges for stored functions ignored if function name 
+#  is mixed case
+#
+CREATE DATABASE B48872;
+USE B48872;
+CREATE TABLE `TestTab` (id INT);
+INSERT INTO `TestTab` VALUES (1),(2);
+CREATE FUNCTION `f_Test`() RETURNS INT RETURN 123;
+CREATE FUNCTION `f_Test_denied`() RETURNS INT RETURN 123;
+CREATE USER 'tester';
+CREATE USER 'Tester';
+GRANT SELECT ON TABLE `TestTab` TO 'tester';
+GRANT EXECUTE ON FUNCTION `f_Test` TO 'tester';
+GRANT EXECUTE ON FUNCTION `f_Test_denied` TO 'Tester';
+SELECT f_Test();
+f_Test()
+123
+SELECT * FROM TestTab;
+id
+1
+2
+SELECT * FROM TestTab;
+id
+1
+2
+SELECT `f_Test`();
+`f_Test`()
+123
+SELECT `F_TEST`();
+`F_TEST`()
+123
+SELECT f_Test();
+f_Test()
+123
+SELECT F_TEST();
+F_TEST()
+123
+SELECT * FROM TestTab;
+SELECT `f_Test`();
+SELECT `F_TEST`();
+SELECT f_Test();
+SELECT F_TEST();
+SELECT `f_Test_denied`();
+`f_Test_denied`()
+123
+SELECT `F_TEST_DENIED`();
+`F_TEST_DENIED`()
+123
+DROP TABLE `TestTab`;
+DROP FUNCTION `f_Test`;
+DROP FUNCTION `f_Test_denied`;
+USE test;
+DROP USER 'tester';
+DROP USER 'Tester';
+DROP DATABASE B48872;
 End of 5.0 tests.
diff --git a/mysql-test/suite/rpl/r/rpl_loaddata_symlink.result b/mysql-test/suite/rpl/r/rpl_loaddata_symlink.result
new file mode 100644
index 00000000000..c7806f5ecce
--- /dev/null
+++ b/mysql-test/suite/rpl/r/rpl_loaddata_symlink.result
@@ -0,0 +1,17 @@
+stop slave;
+drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
+reset master;
+reset slave;
+drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
+start slave;
+create table t1(a int not null auto_increment, b int, primary key(a) );
+load data infile '../../std_data/rpl_loaddata.dat' into table t1;
+select * from t1;
+a	b
+1	10
+2	15
+select * from t1;
+a	b
+1	10
+2	15
+drop table t1;
diff --git a/mysql-test/suite/rpl/r/rpl_row_create_table.result b/mysql-test/suite/rpl/r/rpl_row_create_table.result
index b7122adea2a..4c2b9ebeaee 100644
--- a/mysql-test/suite/rpl/r/rpl_row_create_table.result
+++ b/mysql-test/suite/rpl/r/rpl_row_create_table.result
@@ -476,4 +476,30 @@ master-bin.000001	#	Table_map	#	#	table_id: # (mysqltest1.with_select)
 master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
 master-bin.000001	#	Query	#	#	COMMIT
 DROP DATABASE mysqltest1;
+stop slave;
+drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
+reset master;
+reset slave;
+drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
+start slave;
+CREATE TEMPORARY TABLE t7(c1 INT);
+CREATE TABLE t5(c1 INT);
+CREATE TABLE t4(c1 INT);
+CREATE VIEW bug48506_t1 AS SELECT 1;
+CREATE VIEW bug48506_t2 AS SELECT * FROM t4;
+CREATE VIEW bug48506_t3 AS SELECT t5.c1 AS A, t4.c1 AS B FROM t5, t4;
+CREATE TABLE bug48506_t4(c1 INT);
+DROP VIEW bug48506_t1, bug48506_t2, bug48506_t3;
+DROP TABLE bug48506_t4;
+CREATE TABLE IF NOT EXISTS bug48506_t1 LIKE t7;
+CREATE TABLE IF NOT EXISTS bug48506_t2 LIKE t7;
+CREATE TABLE IF NOT EXISTS bug48506_t3 LIKE t7;
+CREATE TABLE IF NOT EXISTS bug48506_t4 LIKE t7;
+SHOW TABLES LIKE 'bug48506%';
+Tables_in_test (bug48506%)
+bug48506_t4
+DROP VIEW IF EXISTS bug48506_t1, bug48506_t2, bug48506_t3;
+DROP TEMPORARY TABLES t7;
+DROP TABLES t4, t5;
+DROP TABLES IF EXISTS bug48506_t4;
 end of the tests
diff --git a/mysql-test/suite/rpl/t/rpl_loaddata_symlink-master.opt b/mysql-test/suite/rpl/t/rpl_loaddata_symlink-master.opt
new file mode 100644
index 00000000000..719832a2862
--- /dev/null
+++ b/mysql-test/suite/rpl/t/rpl_loaddata_symlink-master.opt
@@ -0,0 +1 @@
+--secure-file-priv=$MYSQLTEST_VARDIR/std_data_master_link
diff --git a/mysql-test/suite/rpl/t/rpl_loaddata_symlink-master.sh b/mysql-test/suite/rpl/t/rpl_loaddata_symlink-master.sh
new file mode 100644
index 00000000000..066f72926af
--- /dev/null
+++ b/mysql-test/suite/rpl/t/rpl_loaddata_symlink-master.sh
@@ -0,0 +1 @@
+ln -s $MYSQLTEST_VARDIR/std_data $MYSQLTEST_VARDIR/std_data_master_link
diff --git a/mysql-test/suite/rpl/t/rpl_loaddata_symlink-slave.opt b/mysql-test/suite/rpl/t/rpl_loaddata_symlink-slave.opt
new file mode 100644
index 00000000000..a112e81a714
--- /dev/null
+++ b/mysql-test/suite/rpl/t/rpl_loaddata_symlink-slave.opt
@@ -0,0 +1 @@
+--slave-load-tmpdir=$MYSQLTEST_VARDIR/std_data_slave_link
diff --git a/mysql-test/suite/rpl/t/rpl_loaddata_symlink-slave.sh b/mysql-test/suite/rpl/t/rpl_loaddata_symlink-slave.sh
new file mode 100644
index 00000000000..218209a2542
--- /dev/null
+++ b/mysql-test/suite/rpl/t/rpl_loaddata_symlink-slave.sh
@@ -0,0 +1 @@
+ln -s $MYSQLTEST_VARDIR/std_data $MYSQLTEST_VARDIR/std_data_slave_link
diff --git a/mysql-test/suite/rpl/t/rpl_loaddata_symlink.test b/mysql-test/suite/rpl/t/rpl_loaddata_symlink.test
new file mode 100644
index 00000000000..d3ee2766314
--- /dev/null
+++ b/mysql-test/suite/rpl/t/rpl_loaddata_symlink.test
@@ -0,0 +1,20 @@
+#
+# BUG#43913
+# This test verifies if loading data infile will work fine 
+# if the path of the load data file is a symbolic link.
+#
+--source include/master-slave.inc
+--source include/have_binlog_format_statement.inc
+
+create table t1(a int not null auto_increment, b int, primary key(a) );
+load data infile '../../std_data/rpl_loaddata.dat' into table t1;
+select * from t1;
+
+sync_slave_with_master;
+connection slave;
+select * from t1;
+
+connection master;
+drop table t1;
+sync_slave_with_master;
+
diff --git a/mysql-test/suite/rpl/t/rpl_row_create_table.test b/mysql-test/suite/rpl/t/rpl_row_create_table.test
index 319f9546a81..54dcbd24419 100644
--- a/mysql-test/suite/rpl/t/rpl_row_create_table.test
+++ b/mysql-test/suite/rpl/t/rpl_row_create_table.test
@@ -292,4 +292,40 @@ connection master;
 DROP DATABASE mysqltest1;
 sync_slave_with_master;
 
+#
+# BUG#48506: crash in CREATE TABLE <existing_view> IF NOT EXISTS LIKE
+# <tmp_tbl> with RBL
+#
+
+source include/master-slave-reset.inc;
+
+connection master;
+CREATE TEMPORARY TABLE t7(c1 INT);
+CREATE TABLE t5(c1 INT);
+CREATE TABLE t4(c1 INT);
+CREATE VIEW bug48506_t1 AS SELECT 1;
+CREATE VIEW bug48506_t2 AS SELECT * FROM t4;
+CREATE VIEW bug48506_t3 AS SELECT t5.c1 AS A, t4.c1 AS B FROM t5, t4;
+CREATE TABLE bug48506_t4(c1 INT);
+--disable_warnings
+sync_slave_with_master;
+DROP VIEW bug48506_t1, bug48506_t2, bug48506_t3;
+DROP TABLE bug48506_t4;
+
+connection master;
+CREATE TABLE IF NOT EXISTS bug48506_t1 LIKE t7;
+CREATE TABLE IF NOT EXISTS bug48506_t2 LIKE t7;
+CREATE TABLE IF NOT EXISTS bug48506_t3 LIKE t7;
+CREATE TABLE IF NOT EXISTS bug48506_t4 LIKE t7;
+--enable_warnings
+sync_slave_with_master;
+
+SHOW TABLES LIKE 'bug48506%';
+
+connection master;
+DROP VIEW IF EXISTS bug48506_t1, bug48506_t2, bug48506_t3;
+DROP TEMPORARY TABLES t7;
+DROP TABLES t4, t5;
+DROP TABLES IF EXISTS bug48506_t4;
+source include/master-slave-end.inc;
 --echo end of the tests
diff --git a/mysql-test/t/bug47671.test b/mysql-test/t/bug47671.test
index 3efff39ff58..c3f66a9f502 100644
--- a/mysql-test/t/bug47671.test
+++ b/mysql-test/t/bug47671.test
@@ -1,6 +1,9 @@
+# Embedded server doesn't support external clients
+--source include/not_embedded.inc
+
 --echo #
 --echo # Bug#47671 - wrong character-set after upgrade from 5.1.34 to 5.1.39
 --echo #
 --echo # Extract only charset information from 'status' command output using regex
---replace_regex /.*mysql.*// /Connection.*// /Current.*//  /SSL.*// /Using.*// /Server version.*// /Protocol.*// /UNIX.*// /Uptime.*// /Threads.*//
---exec $MYSQL -u root test -e "status";
+--replace_regex /.*mysql.*// /Connection.*// /Current.*//  /SSL.*// /Using.*// /Server version.*// /Protocol.*// /UNIX.*// /Uptime.*// /Threads.*// /TCP.*//
+--exec $MYSQL -e "status";
diff --git a/mysql-test/t/mysql.test b/mysql-test/t/mysql.test
index cffa6392fa3..7e28358ba8b 100644
--- a/mysql-test/t/mysql.test
+++ b/mysql-test/t/mysql.test
@@ -385,10 +385,16 @@ drop tables t1, t2;
 #
 # Bug #27884: mysql --html does not quote HTML special characters in output
 # 
---exec $MYSQL --html test -e "select '< & >' as '<'"
+--write_file $MYSQLTEST_VARDIR/tmp/bug27884.sql
+SELECT '< & >' AS `<`;
+EOF
+--exec $MYSQL --html test < $MYSQLTEST_VARDIR/tmp/bug27884.sql
+
+remove_file $MYSQLTEST_VARDIR/tmp/bug27884.sql;
+
 
 #
-# Bug #27884: mysql client + null byte
+# Bug #28203: mysql client + null byte
 # 
 create table t1 (a char(5));
 insert into t1 values ('\0b\0');
@@ -401,5 +407,5 @@ insert into t1 values ('\0b\0');
 --exec $MYSQL --xml test -e "select a from t1"
 drop table t1;
 
---echo
---echo End of tests
+
+--echo End of 5.0 tests
diff --git a/mysql-test/t/sp-security.test b/mysql-test/t/sp-security.test
index a80fe89082a..96f82c92248 100644
--- a/mysql-test/t/sp-security.test
+++ b/mysql-test/t/sp-security.test
@@ -865,6 +865,65 @@ DROP PROCEDURE p_suid;
 DROP FUNCTION f_suid;
 DROP TABLE t1;
 
+--echo #
+--echo # Bug #48872 : Privileges for stored functions ignored if function name 
+--echo #  is mixed case
+--echo #
+
+CREATE DATABASE B48872;
+USE B48872;
+CREATE TABLE `TestTab` (id INT);
+INSERT INTO `TestTab` VALUES (1),(2);
+CREATE FUNCTION `f_Test`() RETURNS INT RETURN 123;
+CREATE FUNCTION `f_Test_denied`() RETURNS INT RETURN 123;
+CREATE USER 'tester';
+CREATE USER 'Tester';
+GRANT SELECT ON TABLE `TestTab` TO 'tester';
+GRANT EXECUTE ON FUNCTION `f_Test` TO 'tester';
+GRANT EXECUTE ON FUNCTION `f_Test_denied` TO 'Tester';
+
+SELECT f_Test();
+SELECT * FROM TestTab;
+
+CONNECT (con_tester,localhost,tester,,B48872);
+CONNECT (con_tester_denied,localhost,Tester,,B48872);
+CONNECTION con_tester;
+
+SELECT * FROM TestTab;
+SELECT `f_Test`();
+SELECT `F_TEST`();
+SELECT f_Test();
+SELECT F_TEST();
+
+CONNECTION con_tester_denied;
+
+--disable_result_log
+--error ER_TABLEACCESS_DENIED_ERROR
+SELECT * FROM TestTab;
+--error ER_PROCACCESS_DENIED_ERROR
+SELECT `f_Test`();
+--error ER_PROCACCESS_DENIED_ERROR
+SELECT `F_TEST`();
+--error ER_PROCACCESS_DENIED_ERROR
+SELECT f_Test();
+--error ER_PROCACCESS_DENIED_ERROR
+SELECT F_TEST();
+--enable_result_log
+SELECT `f_Test_denied`();
+SELECT `F_TEST_DENIED`();
+
+CONNECTION default;
+DISCONNECT con_tester;
+DISCONNECT con_tester_denied;
+DROP TABLE `TestTab`;
+DROP FUNCTION `f_Test`;
+DROP FUNCTION `f_Test_denied`;
+
+USE test;
+DROP USER 'tester';
+DROP USER 'Tester';
+DROP DATABASE B48872;
+
 --echo End of 5.0 tests.
 
 # Wait till all disconnects are completed
diff --git a/mysys/my_sync.c b/mysys/my_sync.c
index ba6964b00d6..97540f5eb48 100644
--- a/mysys/my_sync.c
+++ b/mysys/my_sync.c
@@ -103,11 +103,11 @@ static const char cur_dir_name[]= {FN_CURLIB, 0};
 int my_sync_dir(const char *dir_name, myf my_flags)
 {
 #ifdef NEED_EXPLICIT_SYNC_DIR
-  DBUG_ENTER("my_sync_dir");
-  DBUG_PRINT("my",("Dir: '%s'  my_flags: %d", dir_name, my_flags));
   File dir_fd;
   int res= 0;
   const char *correct_dir_name;
+  DBUG_ENTER("my_sync_dir");
+  DBUG_PRINT("my",("Dir: '%s'  my_flags: %d", dir_name, my_flags));
   /* Sometimes the path does not contain an explicit directory */
   correct_dir_name= (dir_name[0] == 0) ? cur_dir_name : dir_name;
   /*
diff --git a/sql/rpl_rli.cc b/sql/rpl_rli.cc
index a9ed736b453..a26717d7acf 100644
--- a/sql/rpl_rli.cc
+++ b/sql/rpl_rli.cc
@@ -105,7 +105,8 @@ int init_relay_log_info(Relay_log_info* rli,
   rli->tables_to_lock_count= 0;
 
   char pattern[FN_REFLEN];
-  if (fn_format(pattern, PREFIX_SQL_LOAD, slave_load_tmpdir, "",
+  (void) my_realpath(pattern, slave_load_tmpdir, 0);
+  if (fn_format(pattern, PREFIX_SQL_LOAD, pattern, "",
             MY_SAFE_PATH | MY_RETURN_REAL_PATH) == NullS)
   {
     pthread_mutex_unlock(&rli->data_lock);
diff --git a/sql/sql_acl.cc b/sql/sql_acl.cc
index ed9adbd96e1..77c72066429 100644
--- a/sql/sql_acl.cc
+++ b/sql/sql_acl.cc
@@ -2444,14 +2444,17 @@ static GRANT_NAME *name_hash_search(HASH *name_hash,
                                     const char *host,const char* ip,
                                     const char *db,
                                     const char *user, const char *tname,
-                                    bool exact)
+                                    bool exact, bool name_tolower)
 {
-  char helping [NAME_LEN*2+USERNAME_LENGTH+3];
+  char helping [NAME_LEN*2+USERNAME_LENGTH+3], *name_ptr;
   uint len;
   GRANT_NAME *grant_name,*found=0;
   HASH_SEARCH_STATE state;
 
-  len  = (uint) (strmov(strmov(strmov(helping,user)+1,db)+1,tname)-helping)+ 1;
+  name_ptr= strmov(strmov(helping, user) + 1, db) + 1;
+  len  = (uint) (strmov(name_ptr, tname) - helping) + 1;
+  if (name_tolower)
+    my_casedn_str(files_charset_info, name_ptr);
   for (grant_name= (GRANT_NAME*) hash_first(name_hash, (uchar*) helping,
                                             len, &state);
        grant_name ;
@@ -2484,7 +2487,7 @@ routine_hash_search(const char *host, const char *ip, const char *db,
 {
   return (GRANT_TABLE*)
     name_hash_search(proc ? &proc_priv_hash : &func_priv_hash,
-		     host, ip, db, user, tname, exact);
+		     host, ip, db, user, tname, exact, TRUE);
 }
 
 
@@ -2493,7 +2496,7 @@ table_hash_search(const char *host, const char *ip, const char *db,
 		  const char *user, const char *tname, bool exact)
 {
   return (GRANT_TABLE*) name_hash_search(&column_priv_hash, host, ip, db,
-					 user, tname, exact);
+					 user, tname, exact, FALSE);
 }
 
 
diff --git a/sql/sql_load.cc b/sql/sql_load.cc
index 5500439b619..8109ca4313e 100644
--- a/sql/sql_load.cc
+++ b/sql/sql_load.cc
@@ -304,7 +304,8 @@ int mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
     else
     {
       (void) fn_format(name, ex->file_name, mysql_real_data_home, "",
-		       MY_RELATIVE_PATH | MY_UNPACK_FILENAME);
+                       MY_RELATIVE_PATH | MY_UNPACK_FILENAME |
+                       MY_RETURN_REAL_PATH);
 #if !defined(__WIN__) && ! defined(__NETWARE__)
       MY_STAT stat_info;
       if (!my_stat(name,&stat_info,MYF(MY_WME)))
@@ -347,12 +348,16 @@ int mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
         DBUG_ASSERT(FALSE); 
 #endif
       }
-      else if (opt_secure_file_priv &&
-               strncmp(opt_secure_file_priv, name, strlen(opt_secure_file_priv)))
+      else if (opt_secure_file_priv)
       {
-        /* Read only allowed from within dir specified by secure_file_priv */
-        my_error(ER_OPTION_PREVENTS_STATEMENT, MYF(0), "--secure-file-priv");
-        DBUG_RETURN(TRUE);
+        char secure_file_real_path[FN_REFLEN];
+        (void) my_realpath(secure_file_real_path, opt_secure_file_priv, 0);
+        if (strncmp(secure_file_real_path, name, strlen(secure_file_real_path)))
+        {
+          /* Read only allowed from within dir specified by secure_file_priv */
+          my_error(ER_OPTION_PREVENTS_STATEMENT, MYF(0), "--secure-file-priv");
+          DBUG_RETURN(TRUE);
+        }
       }
 
     }
diff --git a/sql/sql_table.cc b/sql/sql_table.cc
index ec50c4ec1a5..869ae42c98c 100644
--- a/sql/sql_table.cc
+++ b/sql/sql_table.cc
@@ -5419,12 +5419,20 @@ binlog:
         }
         VOID(pthread_mutex_unlock(&LOCK_open));
 
-        IF_DBUG(int result=)
-          store_create_info(thd, table, &query,
-                            create_info, FALSE /* show_database */);
+       /*
+         The condition avoids a crash as described in BUG#48506. Other
+         binlogging problems related to CREATE TABLE IF NOT EXISTS LIKE
+         when the existing object is a view will be solved by BUG 47442.
+       */
+        if (!table->view)
+        {
+          IF_DBUG(int result=)
+            store_create_info(thd, table, &query,
+                              create_info, FALSE /* show_database */);
 
-        DBUG_ASSERT(result == 0); // store_create_info() always return 0
-        write_bin_log(thd, TRUE, query.ptr(), query.length());
+          DBUG_ASSERT(result == 0); // store_create_info() always return 0
+          write_bin_log(thd, TRUE, query.ptr(), query.length());
+        }
       }
       else                                      // Case 1
         write_bin_log(thd, TRUE, thd->query(), thd->query_length());