Manual merge from mysql-trunk-merge.

Conflicts:
  - include/my_no_pthread.h
  - mysql-test/r/sp-ucs2.result
  - sql/log.cc
  - sql/sql_acl.cc
  - sql/sql_yacc.yy

16 files changed, 913 insertions, 16 deletions

diff --git a/mysql-test/r/ctype_ucs.result b/mysql-test/r/ctype_ucs.result
index 428629e7e9e..abb21b7cee7 100644
--- a/mysql-test/r/ctype_ucs.result
+++ b/mysql-test/r/ctype_ucs.result
@@ -116,6 +116,26 @@ select binary 'a  a' > 'a', binary 'a  \0' > 'a', binary 'a\0' > 'a';
 binary 'a  a' > 'a'	binary 'a  \0' > 'a'	binary 'a\0' > 'a'
 1	1	1
 SET CHARACTER SET koi8r;
+create table t1 (a varchar(2) character set ucs2 collate ucs2_bin, key(a));
+insert into t1 values ('A'),('A'),('B'),('C'),('D'),('A\t');
+insert into t1 values ('A\0'),('A\0'),('A\0'),('A\0'),('AZ');
+select hex(a) from t1 where a like 'A_' order by a;
+hex(a)
+00410000
+00410000
+00410000
+00410000
+00410009
+0041005A
+select hex(a) from t1 ignore key(a) where a like 'A_' order by a;
+hex(a)
+00410000
+00410000
+00410000
+00410000
+00410009
+0041005A
+drop table t1;
 CREATE TABLE t1 (word VARCHAR(64) CHARACTER SET ucs2, word2 CHAR(64) CHARACTER SET ucs2);
 INSERT INTO t1 VALUES (_koi8r'ò',_koi8r'ò'), (X'2004',X'2004');
 SELECT hex(word) FROM t1 ORDER BY word;
diff --git a/mysql-test/r/ctype_utf8.result b/mysql-test/r/ctype_utf8.result
index 668b1b0febe..55c32c6a1d4 100644
--- a/mysql-test/r/ctype_utf8.result
+++ b/mysql-test/r/ctype_utf8.result
@@ -1848,6 +1848,24 @@ select hex(_utf8 B'001111111111');
 ERROR HY000: Invalid utf8 character string: 'FF'
 select (_utf8 X'616263FF');
 ERROR HY000: Invalid utf8 character string: 'FF'
+#
+# Bug#44131 Binary-mode "order by" returns records in incorrect order for UTF-8 strings
+#
+CREATE TABLE t1 (id int not null primary key, name varchar(10)) character set utf8;
+INSERT INTO t1 VALUES
+(2,'一二三01'),(3,'一二三09'),(4,'一二三02'),(5,'一二三08'),
+(6,'一二三11'),(7,'一二三91'),(8,'一二三21'),(9,'一二三81');
+SELECT * FROM t1 ORDER BY BINARY(name);
+id	name
+2	一二三01
+4	一二三02
+5	一二三08
+3	一二三09
+6	一二三11
+8	一二三21
+9	一二三81
+7	一二三91
+DROP TABLE t1;
 CREATE TABLE t1 (a INT NOT NULL, b INT NOT NULL);
 INSERT INTO t1 VALUES (70000, 1092), (70001, 1085), (70002, 1065);
 SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
diff --git a/mysql-test/r/fulltext.result b/mysql-test/r/fulltext.result
index 36b1040fbe2..4b651e270e6 100644
--- a/mysql-test/r/fulltext.result
+++ b/mysql-test/r/fulltext.result
@@ -560,6 +560,20 @@ MATCH (col) AGAINST('findme')
 DEALLOCATE PREPARE s;
 DROP TABLE t1;
 #
+# Bug #49250 : spatial btree index corruption and crash
+# Part two : fulltext syntax check
+#
+CREATE TABLE t1(col1 TEXT,
+FULLTEXT INDEX USING BTREE (col1));
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'USING BTREE (col1))' at line 2
+CREATE TABLE t2(col1 TEXT);
+CREATE FULLTEXT INDEX USING BTREE ON t2(col);
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'USING BTREE ON t2(col)' at line 1
+ALTER TABLE t2 ADD FULLTEXT INDEX USING BTREE (col1);
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'USING BTREE (col1)' at line 1
+DROP TABLE t2;
+End of 5.0 tests
+#
 # Bug #47930: MATCH IN BOOLEAN MODE returns too many results 
 #  inside subquery
 #
diff --git a/mysql-test/r/func_str.result b/mysql-test/r/func_str.result
index 35ce190feb3..64988f9de50 100644
--- a/mysql-test/r/func_str.result
+++ b/mysql-test/r/func_str.result
@@ -2561,6 +2561,35 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	<derived2>	ALL	NULL	NULL	NULL	NULL	2	Using join buffer
 2	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	2	
 drop table t1;
+#
+# Bug#49141: Encode function is significantly slower in 5.1 compared to 5.0
+#
+DROP TABLE IF EXISTS t1, t2;
+CREATE TABLE t1 (a VARCHAR(20), b INT);
+CREATE TABLE t2 (a VARCHAR(20), b INT);
+INSERT INTO t1 VALUES ('ABC', 1);
+INSERT INTO t2 VALUES ('ABC', 1);
+SELECT DECODE((SELECT ENCODE('secret', t1.a) FROM t1,t2 WHERE t1.a = t2.a GROUP BY t1.b), t2.a)
+FROM t1,t2 WHERE t1.b = t1.b > 0 GROUP BY t2.b;
+DECODE((SELECT ENCODE('secret', t1.a) FROM t1,t2 WHERE t1.a = t2.a GROUP BY t1.b), t2.a)
+secret
+SELECT DECODE((SELECT ENCODE('secret', 'ABC') FROM t1,t2 WHERE t1.a = t2.a GROUP BY t1.b), t2.a)
+FROM t1,t2 WHERE t1.b = t1.b > 0 GROUP BY t2.b;
+DECODE((SELECT ENCODE('secret', 'ABC') FROM t1,t2 WHERE t1.a = t2.a GROUP BY t1.b), t2.a)
+secret
+SELECT DECODE((SELECT ENCODE('secret', t1.a) FROM t1,t2 WHERE t1.a = t2.a GROUP BY t1.b), 'ABC')
+FROM t1,t2 WHERE t1.b = t1.b > 0 GROUP BY t2.b;
+DECODE((SELECT ENCODE('secret', t1.a) FROM t1,t2 WHERE t1.a = t2.a GROUP BY t1.b), 'ABC')
+secret
+TRUNCATE TABLE t1;
+TRUNCATE TABLE t2;
+INSERT INTO t1 VALUES ('EDF', 3), ('BCD', 2), ('ABC', 1);
+INSERT INTO t2 VALUES ('EDF', 3), ('BCD', 2), ('ABC', 1);
+SELECT DECODE((SELECT ENCODE('secret', t1.a) FROM t1,t2 WHERE t1.a = t2.a GROUP BY t1.b LIMIT 1), t2.a)
+FROM t2 WHERE t2.b = 1 GROUP BY t2.b;
+DECODE((SELECT ENCODE('secret', t1.a) FROM t1,t2 WHERE t1.a = t2.a GROUP BY t1.b LIMIT 1), t2.a)
+secret
+DROP TABLE t1, t2;
 Start of 5.4 tests
 SELECT format(12345678901234567890.123, 3);
 format(12345678901234567890.123, 3)
diff --git a/mysql-test/r/gis.result b/mysql-test/r/gis.result
index b40ff6be160..3e28227d542 100644
--- a/mysql-test/r/gis.result
+++ b/mysql-test/r/gis.result
@@ -984,6 +984,19 @@ GEOMFROMTEXT(
 SELECT 1 FROM t1 WHERE a <> (SELECT GEOMETRYCOLLECTIONFROMWKB(b) FROM t1);
 1
 DROP TABLE t1;
+#
+# Bug #49250 : spatial btree index corruption and crash
+# Part one : spatial syntax check
+#
+CREATE TABLE t1(col1 MULTIPOLYGON NOT NULL,
+SPATIAL INDEX USING BTREE (col1));
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'USING BTREE (col1))' at line 2
+CREATE TABLE t2(col1 MULTIPOLYGON NOT NULL);
+CREATE SPATIAL INDEX USING BTREE ON t2(col);
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'USING BTREE ON t2(col)' at line 1
+ALTER TABLE t2 ADD SPATIAL INDEX USING BTREE (col1);
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'USING BTREE (col1)' at line 1
+DROP TABLE t2;
 End of 5.0 tests
 create table t1 (f1 tinyint(1), f2 char(1), f3 varchar(1), f4 geometry, f5 datetime);
 create view v1 as select * from t1;
diff --git a/mysql-test/r/mysql_upgrade.result b/mysql-test/r/mysql_upgrade.result
index b96b579d9b5..394beb042a5 100644
--- a/mysql-test/r/mysql_upgrade.result
+++ b/mysql-test/r/mysql_upgrade.result
@@ -127,4 +127,46 @@ mysql.time_zone_transition                         OK
 mysql.time_zone_transition_type                    OK
 mysql.user                                         OK
 set GLOBAL sql_mode=default;
+#
+# Bug #41569 mysql_upgrade (ver 5.1) add 3 fields to mysql.proc table 
+# but does not set values.
+#
+CREATE PROCEDURE testproc() BEGIN END;
+UPDATE mysql.proc SET character_set_client = NULL WHERE name LIKE 'testproc';
+UPDATE mysql.proc SET collation_connection = NULL WHERE name LIKE 'testproc';
+UPDATE mysql.proc SET db_collation = NULL WHERE name LIKE 'testproc';
+mtr.global_suppressions                            OK
+mtr.test_suppressions                              OK
+mysql.columns_priv                                 OK
+mysql.db                                           OK
+mysql.event                                        OK
+mysql.func                                         OK
+mysql.general_log
+Error    : You can't use locks with log tables.
+status   : OK
+mysql.help_category                                OK
+mysql.help_keyword                                 OK
+mysql.help_relation                                OK
+mysql.help_topic                                   OK
+mysql.host                                         OK
+mysql.ndb_binlog_index                             OK
+mysql.plugin                                       OK
+mysql.proc                                         OK
+mysql.procs_priv                                   OK
+mysql.servers                                      OK
+mysql.slow_log
+Error    : You can't use locks with log tables.
+status   : OK
+mysql.tables_priv                                  OK
+mysql.time_zone                                    OK
+mysql.time_zone_leap_second                        OK
+mysql.time_zone_name                               OK
+mysql.time_zone_transition                         OK
+mysql.time_zone_transition_type                    OK
+mysql.user                                         OK
+CALL testproc();
+DROP PROCEDURE testproc;
+WARNING: NULL values of the 'character_set_client' column ('mysql.proc' table) have been updated with a default value (latin1). Please verify if necessary.
+WARNING: NULL values of the 'collation_connection' column ('mysql.proc' table) have been updated with a default value (latin1_swedish_ci). Please verify if necessary.
+WARNING: NULL values of the 'db_collation' column ('mysql.proc' table) have been updated with default values. Please verify if necessary.
 The --upgrade-system-tables option was used, databases won't be touched.
diff --git a/mysql-test/r/order_by.result b/mysql-test/r/order_by.result
index 4add29a446f..6827fd0bc76 100644
--- a/mysql-test/r/order_by.result
+++ b/mysql-test/r/order_by.result
@@ -1463,6 +1463,15 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 SELECT 1 AS col FROM t1 WHERE a=2 AND (c=10 OR c IS NULL) ORDER BY c;
 col
 1
+# Must use ref-or-null on the a_c index
+EXPLAIN
+SELECT 1 AS col FROM t1 WHERE a=2 AND (c=10 OR c IS NULL) ORDER BY c DESC;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+x	x	x	ref_or_null	a_c,a	x	x	x	x	x
+# Must return 1 row
+SELECT 1 AS col FROM t1 WHERE a=2 AND (c=10 OR c IS NULL) ORDER BY c DESC;
+col
+1
 DROP TABLE t1;
 End of 5.0 tests
 CREATE TABLE t2 (a varchar(32), b int(11), c float, d double, 
diff --git a/mysql-test/r/partition.result b/mysql-test/r/partition.result
index c9c66922a20..0435db628f4 100644
--- a/mysql-test/r/partition.result
+++ b/mysql-test/r/partition.result
@@ -24,8 +24,8 @@ a timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
 b varchar(10),
 PRIMARY KEY (a)
 )
-PARTITION BY RANGE (to_days(a)) (
-PARTITION p1 VALUES LESS THAN (733407),
+PARTITION BY RANGE (UNIX_TIMESTAMP(a)) (
+PARTITION p1 VALUES LESS THAN (1199134800),
 PARTITION pmax VALUES LESS THAN MAXVALUE
 );
 INSERT INTO t1 VALUES ('2007-07-30 17:35:48', 'p1');
@@ -37,7 +37,7 @@ a	b
 2009-07-14 17:35:55	pmax
 2009-09-21 17:31:42	pmax
 ALTER TABLE t1 REORGANIZE PARTITION pmax INTO (
-PARTITION p3 VALUES LESS THAN (733969),
+PARTITION p3 VALUES LESS THAN (1247688000),
 PARTITION pmax VALUES LESS THAN MAXVALUE);
 SELECT * FROM t1;
 a	b
@@ -51,9 +51,9 @@ t1	CREATE TABLE `t1` (
   `b` varchar(10) DEFAULT NULL,
   PRIMARY KEY (`a`)
 ) ENGINE=MyISAM DEFAULT CHARSET=latin1
-/*!50100 PARTITION BY RANGE (to_days(a))
-(PARTITION p1 VALUES LESS THAN (733407) ENGINE = MyISAM,
- PARTITION p3 VALUES LESS THAN (733969) ENGINE = MyISAM,
+/*!50100 PARTITION BY RANGE (UNIX_TIMESTAMP(a))
+(PARTITION p1 VALUES LESS THAN (1199134800) ENGINE = MyISAM,
+ PARTITION p3 VALUES LESS THAN (1247688000) ENGINE = MyISAM,
  PARTITION pmax VALUES LESS THAN MAXVALUE ENGINE = MyISAM) */
 DROP TABLE t1;
 create table t1 (a int NOT NULL, b varchar(5) NOT NULL)
diff --git a/mysql-test/r/partition_bug18198.result b/mysql-test/r/partition_bug18198.result
index 18d7d904bb0..ee7bf514807 100644
--- a/mysql-test/r/partition_bug18198.result
+++ b/mysql-test/r/partition_bug18198.result
@@ -126,7 +126,7 @@ ERROR HY000: This partition function is not allowed
 create table t1 (col1 date)
 partition by range(unix_timestamp(col1))
 (partition p0 values less than (10), partition p1 values less than (30));
-ERROR HY000: This partition function is not allowed
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
 create table t1 (col1 datetime)
 partition by range(week(col1))
 (partition p0 values less than (10), partition p1 values less than (30));
diff --git a/mysql-test/r/partition_error.result b/mysql-test/r/partition_error.result
index d24c3de3cc0..0a8b7e1b424 100644
--- a/mysql-test/r/partition_error.result
+++ b/mysql-test/r/partition_error.result
@@ -138,7 +138,7 @@ primary key(a,b))
 partition by hash (rand(a))
 partitions 2
 (partition x1, partition x2);
-ERROR 42000: Constant/Random expression in (sub)partitioning function is not allowed near ')
+ERROR 42000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed near ')
 partitions 2
 (partition x1, partition x2)' at line 6
 CREATE TABLE t1 (
@@ -149,7 +149,7 @@ primary key(a,b))
 partition by range (rand(a))
 partitions 2
 (partition x1 values less than (0), partition x2 values less than (2));
-ERROR 42000: Constant/Random expression in (sub)partitioning function is not allowed near ')
+ERROR 42000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed near ')
 partitions 2
 (partition x1 values less than (0), partition x2 values less than' at line 6
 CREATE TABLE t1 (
@@ -160,7 +160,7 @@ primary key(a,b))
 partition by list (rand(a))
 partitions 2
 (partition x1 values in (1), partition x2 values in (2));
-ERROR 42000: Constant/Random expression in (sub)partitioning function is not allowed near ')
+ERROR 42000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed near ')
 partitions 2
 (partition x1 values in (1), partition x2 values in (2))' at line 6
 CREATE TABLE t1 (
@@ -275,7 +275,7 @@ c int not null,
 primary key (a,b))
 partition by key (a)
 subpartition by hash (rand(a+b));
-ERROR 42000: Constant/Random expression in (sub)partitioning function is not allowed near ')' at line 7
+ERROR 42000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed near ')' at line 7
 CREATE TABLE t1 (
 a int not null,
 b int not null,
@@ -371,7 +371,7 @@ partition by range (3+4)
 partitions 2
 (partition x1 values less than (4) tablespace ts1,
 partition x2 values less than (8) tablespace ts2);
-ERROR HY000: Constant/Random expression in (sub)partitioning function is not allowed
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
 CREATE TABLE t1 ( 
 a int not null,
 b int not null,
@@ -540,7 +540,7 @@ partition by list (3+4)
 partitions 2 
 (partition x1 values in (4) tablespace ts1,
 partition x2 values in (8) tablespace ts2);
-ERROR HY000: Constant/Random expression in (sub)partitioning function is not allowed
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
 CREATE TABLE t1 (
 a int not null,
 b int not null,
@@ -631,13 +631,13 @@ partition by range (ascii(v))
 ERROR HY000: This partition function is not allowed
 create table t1 (a int)
 partition by hash (rand(a));
-ERROR 42000: Constant/Random expression in (sub)partitioning function is not allowed near ')' at line 2
+ERROR 42000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed near ')' at line 2
 create table t1 (a int)
 partition by hash(CURTIME() + a);
-ERROR 42000: Constant/Random expression in (sub)partitioning function is not allowed near ')' at line 2
+ERROR 42000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed near ')' at line 2
 create table t1 (a int)
 partition by hash (NOW()+a);
-ERROR 42000: Constant/Random expression in (sub)partitioning function is not allowed near ')' at line 2
+ERROR 42000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed near ')' at line 2
 create table t1 (a int)
 partition by hash (extract(hour from convert_tz(a, '+00:00', '+00:00')));
 ERROR HY000: This partition function is not allowed
@@ -648,3 +648,295 @@ ERROR HY000: This partition function is not allowed
 create table t1 (a char(10))
 partition by hash (extractvalue(a,'a'));
 ERROR HY000: This partition function is not allowed
+#
+# Bug #42849: innodb crash with varying time_zone on partitioned
+#             timestamp primary key
+#
+CREATE TABLE old (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (UNIX_TIMESTAMP(a)) (
+PARTITION p VALUES LESS THAN (1219089600),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (a) (
+PARTITION p VALUES LESS THAN (20080819),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: The PARTITION function returns the wrong type
+ALTER TABLE old
+PARTITION BY RANGE (a) (
+PARTITION p VALUES LESS THAN (20080819),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: The PARTITION function returns the wrong type
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (a+0) (
+PARTITION p VALUES LESS THAN (20080819),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (a+0) (
+PARTITION p VALUES LESS THAN (20080819),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (a % 2) (
+PARTITION p VALUES LESS THAN (20080819),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (a % 2) (
+PARTITION p VALUES LESS THAN (20080819),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (ABS(a)) (
+PARTITION p VALUES LESS THAN (20080819),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (ABS(a)) (
+PARTITION p VALUES LESS THAN (20080819),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (CEILING(a)) (
+PARTITION p VALUES LESS THAN (20080819),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (CEILING(a)) (
+PARTITION p VALUES LESS THAN (20080819),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (FLOOR(a)) (
+PARTITION p VALUES LESS THAN (20080819),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (FLOOR(a)) (
+PARTITION p VALUES LESS THAN (20080819),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (TO_DAYS(a)) (
+PARTITION p VALUES LESS THAN (733638),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (TO_DAYS(a)) (
+PARTITION p VALUES LESS THAN (733638),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (DAYOFYEAR(a)) (
+PARTITION p VALUES LESS THAN (231),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (DAYOFYEAR(a)) (
+PARTITION p VALUES LESS THAN (231),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (DAYOFMONTH(a)) (
+PARTITION p VALUES LESS THAN (19),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (DAYOFMONTH(a)) (
+PARTITION p VALUES LESS THAN (19),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (DAYOFWEEK(a)) (
+PARTITION p VALUES LESS THAN (3),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (DAYOFWEEK(a)) (
+PARTITION p VALUES LESS THAN (3),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (MONTH(a)) (
+PARTITION p VALUES LESS THAN (8),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (MONTH(a)) (
+PARTITION p VALUES LESS THAN (8),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (HOUR(a)) (
+PARTITION p VALUES LESS THAN (17),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (HOUR(a)) (
+PARTITION p VALUES LESS THAN (17),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (MINUTE(a)) (
+PARTITION p VALUES LESS THAN (55),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (MINUTE(a)) (
+PARTITION p VALUES LESS THAN (55),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (QUARTER(a)) (
+PARTITION p VALUES LESS THAN (3),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (QUARTER(a)) (
+PARTITION p VALUES LESS THAN (3),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (SECOND(a)) (
+PARTITION p VALUES LESS THAN (7),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (SECOND(a)) (
+PARTITION p VALUES LESS THAN (7),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (YEARWEEK(a)) (
+PARTITION p VALUES LESS THAN (200833),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (YEARWEEK(a)) (
+PARTITION p VALUES LESS THAN (200833),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (YEAR(a)) (
+PARTITION p VALUES LESS THAN (2008),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (YEAR(a)) (
+PARTITION p VALUES LESS THAN (2008),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (WEEKDAY(a)) (
+PARTITION p VALUES LESS THAN (3),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (WEEKDAY(a)) (
+PARTITION p VALUES LESS THAN (3),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (TIME_TO_SEC(a)) (
+PARTITION p VALUES LESS THAN (64507),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (TIME_TO_SEC(a)) (
+PARTITION p VALUES LESS THAN (64507),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (EXTRACT(DAY FROM a)) (
+PARTITION p VALUES LESS THAN (18),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (EXTRACT(DAY FROM a)) (
+PARTITION p VALUES LESS THAN (18),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL, b TIMESTAMP NOT NULL, PRIMARY KEY(a,b))
+PARTITION BY RANGE (DATEDIFF(a, a)) (
+PARTITION p VALUES LESS THAN (18),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (DATEDIFF(a, a)) (
+PARTITION p VALUES LESS THAN (18),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (YEAR(a + 0)) (
+PARTITION p VALUES LESS THAN (2008),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (YEAR(a + 0)) (
+PARTITION p VALUES LESS THAN (2008),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (TO_DAYS(a + '2008-01-01')) (
+PARTITION p VALUES LESS THAN (733638),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (TO_DAYS(a + '2008-01-01')) (
+PARTITION p VALUES LESS THAN (733638),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
+PARTITION BY RANGE (YEAR(a + '2008-01-01')) (
+PARTITION p VALUES LESS THAN (2008),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (YEAR(a + '2008-01-01')) (
+PARTITION p VALUES LESS THAN (2008),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old ADD COLUMN b DATE;
+CREATE TABLE new (a TIMESTAMP, b DATE)
+PARTITION BY RANGE (YEAR(a + b)) (
+PARTITION p VALUES LESS THAN (2008),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (YEAR(a + b)) (
+PARTITION p VALUES LESS THAN (2008),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP, b DATE)
+PARTITION BY RANGE (TO_DAYS(a + b)) (
+PARTITION p VALUES LESS THAN (733638),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (TO_DAYS(a + b)) (
+PARTITION p VALUES LESS THAN (733638),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP, b date)
+PARTITION BY RANGE (UNIX_TIMESTAMP(a + b)) (
+PARTITION p VALUES LESS THAN (1219089600),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old
+PARTITION BY RANGE (UNIX_TIMESTAMP(a + b)) (
+PARTITION p VALUES LESS THAN (1219089600),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE new (a TIMESTAMP, b TIMESTAMP)
+PARTITION BY RANGE (UNIX_TIMESTAMP(a + b)) (
+PARTITION p VALUES LESS THAN (1219089600),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+ALTER TABLE old MODIFY b TIMESTAMP;
+ALTER TABLE old
+PARTITION BY RANGE (UNIX_TIMESTAMP(a + b)) (
+PARTITION p VALUES LESS THAN (1219089600),
+PARTITION pmax VALUES LESS THAN MAXVALUE);
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+DROP TABLE old;
+End of 5.1 tests
diff --git a/mysql-test/r/ps.result b/mysql-test/r/ps.result
index 6c7e83134d7..23ba7e14532 100644
--- a/mysql-test/r/ps.result
+++ b/mysql-test/r/ps.result
@@ -1917,6 +1917,31 @@ execute stmt using @arg;
 ?
 -12345.5432100000
 deallocate prepare stmt;
+#
+# Bug#48508: Crash on prepared statement re-execution.
+#
+create table t1(b int);
+insert into t1 values (0);
+create view v1 AS select 1 as a from t1 where b;
+prepare stmt from "select * from v1 where a";
+execute stmt;
+a
+execute stmt;
+a
+deallocate prepare stmt;
+drop table t1;
+drop view v1;
+create table t1(a bigint);
+create table t2(b tinyint);
+insert into t2 values (null);
+prepare stmt from "select 1 from t1 join  t2 on a xor b where b > 1  and a =1";
+execute stmt;
+1
+execute stmt;
+1
+deallocate prepare stmt;
+drop table t1,t2;
+#
 End of 5.0 tests.
 create procedure proc_1() reset query cache;
 call proc_1();
@@ -2926,6 +2951,25 @@ execute stmt;
 Db	Name	Definer	Time zone	Type	Execute at	Interval value	Interval field	Starts	Ends	Status	Originator	character_set_client	collation_connection	Database Collation
 drop table t1;
 deallocate prepare stmt;
+#
+# Bug#49141: Encode function is significantly slower in 5.1 compared to 5.0
+#
+prepare encode from "select encode(?, ?) into @ciphertext";
+prepare decode from "select decode(?, ?) into @plaintext";
+set @str="abc", @key="cba";
+execute encode using @str, @key;
+execute decode using @ciphertext, @key;
+select @plaintext;
+@plaintext
+abc
+set @str="bcd", @key="dcb";
+execute encode using @str, @key;
+execute decode using @ciphertext, @key;
+select @plaintext;
+@plaintext
+bcd
+deallocate prepare encode;
+deallocate prepare decode;
 
 End of 5.1 tests.
 
diff --git a/mysql-test/r/select.result b/mysql-test/r/select.result
index 3bca3fb5438..806a2cafe37 100644
--- a/mysql-test/r/select.result
+++ b/mysql-test/r/select.result
@@ -4446,6 +4446,91 @@ SELECT 1 FROM t2 JOIN t1 ON 1=1
 WHERE a != '1' AND NOT a >= b OR NOT ROW(b,a )<> ROW(a,a);
 1
 DROP TABLE t1,t2;
+#
+# Bug #49199: Optimizer handles incorrectly: 
+# field='const1' AND field='const2' in some cases
+
+CREATE TABLE t1(a DATETIME NOT NULL);
+INSERT INTO t1 VALUES('2001-01-01');
+SELECT * FROM t1 WHERE a='2001-01-01' AND a='2001-01-01 00:00:00';
+a
+2001-01-01 00:00:00
+EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01' AND a='2001-01-01 00:00:00';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	t1	system	NULL	NULL	NULL	NULL	1	100.00	
+Warnings:
+Note	1003	select '2001-01-01 00:00:00' AS `a` from dual where 1
+DROP TABLE t1;
+CREATE TABLE t1(a DATE NOT NULL);
+INSERT INTO t1 VALUES('2001-01-01');
+SELECT * FROM t1 WHERE a='2001-01-01' AND a='2001-01-01 00:00:00';
+a
+2001-01-01
+EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01' AND a='2001-01-01 00:00:00';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	t1	system	NULL	NULL	NULL	NULL	1	100.00	
+Warnings:
+Note	1003	select '2001-01-01' AS `a` from dual where 1
+DROP TABLE t1;
+CREATE TABLE t1(a TIMESTAMP NOT NULL);
+INSERT INTO t1 VALUES('2001-01-01');
+SELECT * FROM t1 WHERE a='2001-01-01' AND a='2001-01-01 00:00:00';
+a
+2001-01-01 00:00:00
+EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01' AND a='2001-01-01 00:00:00';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	t1	system	NULL	NULL	NULL	NULL	1	100.00	
+Warnings:
+Note	1003	select '2001-01-01 00:00:00' AS `a` from dual where 1
+DROP TABLE t1;
+CREATE TABLE t1(a DATETIME NOT NULL, b DATE NOT NULL);
+INSERT INTO t1 VALUES('2001-01-01', '2001-01-01');
+SELECT * FROM t1 WHERE a='2001-01-01' AND a=b AND b='2001-01-01 00:00:00';
+a	b
+2001-01-01 00:00:00	2001-01-01
+EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01' AND a=b AND b='2001-01-01 00:00:00';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	t1	system	NULL	NULL	NULL	NULL	1	100.00	
+Warnings:
+Note	1003	select '2001-01-01 00:00:00' AS `a`,'2001-01-01' AS `b` from dual where 1
+DROP TABLE t1;
+CREATE TABLE t1(a DATETIME NOT NULL, b VARCHAR(20) NOT NULL);
+INSERT INTO t1 VALUES('2001-01-01', '2001-01-01');
+SELECT * FROM t1 WHERE a='2001-01-01' AND a=b AND b='2001-01-01 00:00:00';
+a	b
+EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01' AND a=b AND b='2001-01-01 00:00:00';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+Warnings:
+Note	1003	select '2001-01-01 00:00:00' AS `a`,'2001-01-01' AS `b` from dual where 0
+SELECT * FROM t1 WHERE a='2001-01-01 00:00:00' AND a=b AND b='2001-01-01';
+a	b
+2001-01-01 00:00:00	2001-01-01
+EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01 00:00:00' AND a=b AND b='2001-01-01';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	t1	system	NULL	NULL	NULL	NULL	1	100.00	
+Warnings:
+Note	1003	select '2001-01-01 00:00:00' AS `a`,'2001-01-01' AS `b` from dual where 1
+DROP TABLE t1;
+CREATE TABLE t1(a DATETIME NOT NULL, b DATE NOT NULL);
+INSERT INTO t1 VALUES('2001-01-01', '2001-01-01');
+SELECT x.a, y.a, z.a FROM t1 x 
+JOIN t1 y ON x.a=y.a 
+JOIN t1 z ON y.a=z.a 
+WHERE x.a='2001-01-01' AND z.a='2001-01-01 00:00:00';
+a	a	a
+2001-01-01 00:00:00	2001-01-01 00:00:00	2001-01-01 00:00:00
+EXPLAIN EXTENDED SELECT x.a, y.a, z.a FROM t1 x 
+JOIN t1 y ON x.a=y.a 
+JOIN t1 z ON y.a=z.a 
+WHERE x.a='2001-01-01' AND z.a='2001-01-01 00:00:00';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	x	system	NULL	NULL	NULL	NULL	1	100.00	
+1	SIMPLE	y	system	NULL	NULL	NULL	NULL	1	100.00	
+1	SIMPLE	z	system	NULL	NULL	NULL	NULL	1	100.00	
+Warnings:
+Note	1003	select '2001-01-01 00:00:00' AS `a`,'2001-01-01 00:00:00' AS `a`,'2001-01-01 00:00:00' AS `a` from dual where 1
+DROP TABLE t1;
 End of 5.0 tests
 create table t1(a INT, KEY (a));
 INSERT INTO t1 VALUES (1),(2),(3),(4),(5);
@@ -4680,4 +4765,14 @@ HAVING v <= 't'
 ORDER BY pk;
 v
 DROP TABLE t1;
+#
+# Bug#49489 Uninitialized cache led to a wrong result.
+#
+CREATE TABLE t1(c1 DOUBLE(5,4));
+INSERT INTO t1 VALUES (9.1234);
+SELECT * FROM t1 WHERE c1 < 9.12345;
+c1
+9.1234
+DROP TABLE t1;
+# End of test for bug#49489.
 End of 5.1 tests
diff --git a/mysql-test/r/show_check.result b/mysql-test/r/show_check.result
index 50384149a26..4e40c48305d 100644
--- a/mysql-test/r/show_check.result
+++ b/mysql-test/r/show_check.result
@@ -1446,4 +1446,10 @@ GRANT PROCESS ON *.* TO test_u@localhost;
 SHOW ENGINE MYISAM MUTEX;
 SHOW ENGINE MYISAM STATUS;
 DROP USER test_u@localhost;
+#
+# Bug #48985: show create table crashes if previous access to the table
+#    was killed
+#
+SHOW CREATE TABLE non_existent;
+ERROR 70100: Query execution was interrupted
 End of 5.1 tests
diff --git a/mysql-test/r/sp-ucs2.result b/mysql-test/r/sp-ucs2.result
index 3806a84a849..5d4289a60c5 100644
--- a/mysql-test/r/sp-ucs2.result
+++ b/mysql-test/r/sp-ucs2.result
@@ -120,3 +120,29 @@ DECLARE f2 VARCHAR(64) COLLATE ucs2_unicode_ci;
 RETURN 'str';
 END|
 ERROR 42000: This version of MySQL doesn't yet support 'COLLATE with no CHARACTER SET in SP parameters, RETURNS, DECLARE'
+SET NAMES utf8;
+DROP FUNCTION IF EXISTS bug48766;
+CREATE FUNCTION bug48766 ()
+RETURNS ENUM( 'w' ) CHARACTER SET ucs2
+RETURN 0;
+SHOW CREATE FUNCTION bug48766;
+Function	sql_mode	Create Function	character_set_client	collation_connection	Database Collation
+bug48766		CREATE DEFINER=`root`@`localhost` FUNCTION `bug48766`() RETURNS enum('w') CHARSET ucs2
+RETURN 0	utf8	utf8_general_ci	latin1_swedish_ci
+SELECT DTD_IDENTIFIER FROM INFORMATION_SCHEMA.ROUTINES
+WHERE ROUTINE_NAME='bug48766';
+DTD_IDENTIFIER
+enum('w') CHARSET ucs2
+DROP FUNCTION bug48766;
+CREATE FUNCTION bug48766 ()
+RETURNS ENUM('а','б','в','г') CHARACTER SET ucs2
+RETURN 0;
+SHOW CREATE FUNCTION bug48766;
+Function	sql_mode	Create Function	character_set_client	collation_connection	Database Collation
+bug48766		CREATE DEFINER=`root`@`localhost` FUNCTION `bug48766`() RETURNS enum('а','б','в','г') CHARSET ucs2
+RETURN 0	utf8	utf8_general_ci	latin1_swedish_ci
+SELECT DTD_IDENTIFIER FROM INFORMATION_SCHEMA.ROUTINES
+WHERE ROUTINE_NAME='bug48766';
+DTD_IDENTIFIER
+enum('а','б','в','г') CHARSET ucs2
+DROP FUNCTION bug48766;
diff --git a/mysql-test/r/subselect.result b/mysql-test/r/subselect.result
index c77912e69cb..ccea954c214 100644
--- a/mysql-test/r/subselect.result
+++ b/mysql-test/r/subselect.result
@@ -4419,6 +4419,31 @@ WHERE a = 230;
 MAX(b)	(SELECT COUNT(*) FROM st1,st2 WHERE st2.b <= t1.b)
 NULL	0
 DROP TABLE t1, st1, st2;
+#
+# Bug #48709: Assertion failed in sql_select.cc:11782: 
+#   int join_read_key(JOIN_TAB*)
+#
+CREATE TABLE t1 (pk int PRIMARY KEY, int_key int);
+INSERT INTO t1 VALUES (10,1), (14,1);
+CREATE TABLE t2 (pk int PRIMARY KEY, int_key int);
+INSERT INTO t2 VALUES (3,3), (5,NULL), (7,3);
+# should have eq_ref for t1
+EXPLAIN
+SELECT * FROM t2 outr
+WHERE outr.int_key NOT IN (SELECT t1.pk FROM t1, t2)  
+ORDER BY outr.pk;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+x	x	outr	ALL	x	x	x	x	x	x
+x	x	t1	eq_ref	x	x	x	x	x	x
+x	x	t2	index	x	x	x	x	x	x
+# should not crash on debug binaries
+SELECT * FROM t2 outr
+WHERE outr.int_key NOT IN (SELECT t1.pk FROM t1, t2)  
+ORDER BY outr.pk;
+pk	int_key
+3	3
+7	3
+DROP TABLE t1,t2;
 End of 5.0 tests.
 CREATE TABLE t1 (a INT, b INT);
 INSERT INTO t1 VALUES (2,22),(1,11),(2,22);
diff --git a/mysql-test/r/type_year.result b/mysql-test/r/type_year.result
index e52947455c8..56b326327c6 100644
--- a/mysql-test/r/type_year.result
+++ b/mysql-test/r/type_year.result
@@ -46,3 +46,267 @@ a
 2001
 drop table t1;
 End of 5.0 tests
+#
+# Bug #49480: WHERE using YEAR columns returns unexpected results
+#
+CREATE TABLE t2(yy YEAR(2), c2 CHAR(4));
+CREATE TABLE t4(yyyy YEAR(4), c4 CHAR(4));
+INSERT INTO t2 (c2) VALUES (NULL),(1970),(1999),(2000),(2001),(2069);
+INSERT INTO t4 (c4) SELECT c2 FROM t2;
+UPDATE t2 SET yy = c2;
+UPDATE t4 SET yyyy = c4;
+SELECT * FROM t2;
+yy	c2
+NULL	NULL
+70	1970
+99	1999
+00	2000
+01	2001
+69	2069
+SELECT * FROM t4;
+yyyy	c4
+NULL	NULL
+1970	1970
+1999	1999
+2000	2000
+2001	2001
+2069	2069
+# Comparison of YEAR(2) with YEAR(4)
+SELECT * FROM t2, t4 WHERE yy = yyyy;
+yy	c2	yyyy	c4
+70	1970	1970	1970
+99	1999	1999	1999
+00	2000	2000	2000
+01	2001	2001	2001
+69	2069	2069	2069
+SELECT * FROM t2, t4 WHERE yy <=> yyyy;
+yy	c2	yyyy	c4
+NULL	NULL	NULL	NULL
+70	1970	1970	1970
+99	1999	1999	1999
+00	2000	2000	2000
+01	2001	2001	2001
+69	2069	2069	2069
+SELECT * FROM t2, t4 WHERE yy < yyyy;
+yy	c2	yyyy	c4
+70	1970	1999	1999
+70	1970	2000	2000
+99	1999	2000	2000
+70	1970	2001	2001
+99	1999	2001	2001
+00	2000	2001	2001
+70	1970	2069	2069
+99	1999	2069	2069
+00	2000	2069	2069
+01	2001	2069	2069
+SELECT * FROM t2, t4 WHERE yy > yyyy;
+yy	c2	yyyy	c4
+99	1999	1970	1970
+00	2000	1970	1970
+01	2001	1970	1970
+69	2069	1970	1970
+00	2000	1999	1999
+01	2001	1999	1999
+69	2069	1999	1999
+01	2001	2000	2000
+69	2069	2000	2000
+69	2069	2001	2001
+# Comparison of YEAR(2) with YEAR(2)
+SELECT * FROM t2 a, t2 b WHERE a.yy = b.yy;
+yy	c2	yy	c2
+70	1970	70	1970
+99	1999	99	1999
+00	2000	00	2000
+01	2001	01	2001
+69	2069	69	2069
+SELECT * FROM t2 a, t2 b WHERE a.yy <=> b.yy;
+yy	c2	yy	c2
+NULL	NULL	NULL	NULL
+70	1970	70	1970
+99	1999	99	1999
+00	2000	00	2000
+01	2001	01	2001
+69	2069	69	2069
+SELECT * FROM t2 a, t2 b WHERE a.yy < b.yy;
+yy	c2	yy	c2
+70	1970	99	1999
+70	1970	00	2000
+99	1999	00	2000
+70	1970	01	2001
+99	1999	01	2001
+00	2000	01	2001
+70	1970	69	2069
+99	1999	69	2069
+00	2000	69	2069
+01	2001	69	2069
+# Comparison of YEAR(4) with YEAR(4)
+SELECT * FROM t4 a, t4 b WHERE a.yyyy = b.yyyy;
+yyyy	c4	yyyy	c4
+1970	1970	1970	1970
+1999	1999	1999	1999
+2000	2000	2000	2000
+2001	2001	2001	2001
+2069	2069	2069	2069
+SELECT * FROM t4 a, t4 b WHERE a.yyyy <=> b.yyyy;
+yyyy	c4	yyyy	c4
+NULL	NULL	NULL	NULL
+1970	1970	1970	1970
+1999	1999	1999	1999
+2000	2000	2000	2000
+2001	2001	2001	2001
+2069	2069	2069	2069
+SELECT * FROM t4 a, t4 b WHERE a.yyyy < b.yyyy;
+yyyy	c4	yyyy	c4
+1970	1970	1999	1999
+1970	1970	2000	2000
+1999	1999	2000	2000
+1970	1970	2001	2001
+1999	1999	2001	2001
+2000	2000	2001	2001
+1970	1970	2069	2069
+1999	1999	2069	2069
+2000	2000	2069	2069
+2001	2001	2069	2069
+# Comparison with constants:
+SELECT * FROM t2 WHERE yy = NULL;
+yy	c2
+SELECT * FROM t4 WHERE yyyy = NULL;
+yyyy	c4
+SELECT * FROM t2 WHERE yy <=> NULL;
+yy	c2
+NULL	NULL
+SELECT * FROM t4 WHERE yyyy <=> NULL;
+yyyy	c4
+NULL	NULL
+SELECT * FROM t2 WHERE yy < NULL;
+yy	c2
+SELECT * FROM t2 WHERE yy > NULL;
+yy	c2
+SELECT * FROM t2 WHERE yy = NOW();
+yy	c2
+SELECT * FROM t4 WHERE yyyy = NOW();
+yyyy	c4
+SELECT * FROM t2 WHERE yy = 99;
+yy	c2
+99	1999
+SELECT * FROM t2 WHERE 99 = yy;
+yy	c2
+99	1999
+SELECT * FROM t4 WHERE yyyy = 99;
+yyyy	c4
+1999	1999
+SELECT * FROM t2 WHERE yy = 'test';
+yy	c2
+00	2000
+Warnings:
+Warning	1292	Truncated incorrect DOUBLE value: 'test'
+SELECT * FROM t4 WHERE yyyy = 'test';
+yyyy	c4
+Warnings:
+Warning	1292	Truncated incorrect DOUBLE value: 'test'
+SELECT * FROM t2 WHERE yy = '1999';
+yy	c2
+99	1999
+SELECT * FROM t4 WHERE yyyy = '1999';
+yyyy	c4
+1999	1999
+SELECT * FROM t2 WHERE yy = 1999;
+yy	c2
+99	1999
+SELECT * FROM t4 WHERE yyyy = 1999;
+yyyy	c4
+1999	1999
+SELECT * FROM t2 WHERE yy = 1999.1;
+yy	c2
+99	1999
+SELECT * FROM t4 WHERE yyyy = 1999.1;
+yyyy	c4
+1999	1999
+SELECT * FROM t2 WHERE yy = 1998.9;
+yy	c2
+99	1999
+SELECT * FROM t4 WHERE yyyy = 1998.9;
+yyyy	c4
+1999	1999
+# Coverage tests for YEAR with zero/2000 constants:
+SELECT * FROM t2 WHERE yy = 0;
+yy	c2
+00	2000
+SELECT * FROM t2 WHERE yy = '0';
+yy	c2
+00	2000
+SELECT * FROM t2 WHERE yy = '0000';
+yy	c2
+00	2000
+SELECT * FROM t2 WHERE yy = '2000';
+yy	c2
+00	2000
+SELECT * FROM t2 WHERE yy = 2000;
+yy	c2
+00	2000
+SELECT * FROM t4 WHERE yyyy = 0;
+yyyy	c4
+SELECT * FROM t4 WHERE yyyy = '0';
+yyyy	c4
+2000	2000
+SELECT * FROM t4 WHERE yyyy = '0000';
+yyyy	c4
+SELECT * FROM t4 WHERE yyyy = '2000';
+yyyy	c4
+2000	2000
+SELECT * FROM t4 WHERE yyyy = 2000;
+yyyy	c4
+2000	2000
+# Comparison with constants those are out of YEAR range
+# (coverage test for backward compatibility)
+SELECT COUNT(yy) FROM t2;
+COUNT(yy)
+5
+SELECT COUNT(yyyy) FROM t4;
+COUNT(yyyy)
+5
+SELECT COUNT(*) FROM t2 WHERE yy = -1;
+COUNT(*)
+0
+SELECT COUNT(*) FROM t4 WHERE yyyy > -1;
+COUNT(*)
+5
+SELECT COUNT(*) FROM t2 WHERE yy > -1000000000000000000;
+COUNT(*)
+5
+SELECT COUNT(*) FROM t4 WHERE yyyy > -1000000000000000000;
+COUNT(*)
+5
+SELECT COUNT(*) FROM t2 WHERE yy < 2156;
+COUNT(*)
+5
+SELECT COUNT(*) FROM t4 WHERE yyyy < 2156;
+COUNT(*)
+5
+SELECT COUNT(*) FROM t2 WHERE yy < 1000000000000000000;
+COUNT(*)
+5
+SELECT COUNT(*) FROM t4 WHERE yyyy < 1000000000000000000;
+COUNT(*)
+5
+SELECT * FROM t2 WHERE yy < 123;
+yy	c2
+70	1970
+99	1999
+00	2000
+01	2001
+69	2069
+SELECT * FROM t2 WHERE yy > 123;
+yy	c2
+SELECT * FROM t4 WHERE yyyy < 123;
+yyyy	c4
+SELECT * FROM t4 WHERE yyyy > 123;
+yyyy	c4
+1970	1970
+1999	1999
+2000	2000
+2001	2001
+2069	2069
+DROP TABLE t2, t4;
+#
+End of 5.1 tests