set global default_storage_engine='innodb'; set session default_storage_engine='innodb'; drop table if exists t1, t2; # # Bug#13694811: THE OPTIMIZER WRONGLY USES THE FIRST # INNODB PARTITION STATISTICS # CREATE TABLE t1 (a INT, b varchar(64), PRIMARY KEY (a), KEY (b)) ENGINE = InnoDB PARTITION BY RANGE (a) SUBPARTITION BY HASH (a) SUBPARTITIONS 10 (PARTITION pNeg VALUES LESS THAN (0), PARTITION p0 VALUES LESS THAN (1000), PARTITION pMAX VALUES LESS THAN MAXVALUE); # Only one row in the first 10 subpartitions INSERT INTO t1 VALUES (-1, 'Only negative pk value'); INSERT INTO t1 VALUES (0, 'Mod Zero'), (1, 'One'), (2, 'Two'), (3, 'Three'), (10, 'Zero'), (11, 'Mod One'), (12, 'Mod Two'), (13, 'Mod Three'), (20, '0'), (21, '1'), (22, '2'), (23, '3'), (4, '4'), (5, '5'), (6, '6'), (7, '7'), (8, '8'), (9, '9'); INSERT INTO t1 SELECT a + 30, b FROM t1 WHERE a >= 0; ANALYZE TABLE t1; Table Op Msg_type Msg_text test.t1 analyze status OK EXPLAIN SELECT b FROM t1 WHERE b between 'L' and 'N' AND a > -100; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 range PRIMARY,b b 67 NULL 18 Using where; Using index DROP TABLE t1; # # Bug#13007154: Crash in keys_to_use_for_scanning with ORDER BY # and PARTITIONING # CREATE TABLE t1 (a INT, KEY(a)) ENGINE = InnoDB PARTITION BY KEY (a) PARTITIONS 1; SELECT 1 FROM t1 WHERE a > (SELECT LAST_INSERT_ID() FROM t1 LIMIT 0) ORDER BY a; 1 DROP TABLE t1; # # Bug#56287: crash when using Partition datetime in sub in query # CREATE TABLE t1 (c1 bigint(20) unsigned NOT NULL AUTO_INCREMENT, c2 varchar(40) not null default '', c3 datetime not NULL, PRIMARY KEY (c1,c3), KEY partidx(c3)) ENGINE=InnoDB PARTITION BY RANGE (TO_DAYS(c3)) (PARTITION p200912 VALUES LESS THAN (to_days('2010-01-01')), PARTITION p201103 VALUES LESS THAN (to_days('2011-04-01')), PARTITION p201912 VALUES LESS THAN MAXVALUE); insert into t1(c2,c3) values ("Test row",'2010-01-01 00:00:00'); SELECT PARTITION_NAME, TABLE_ROWS FROM INFORMATION_SCHEMA.PARTITIONS WHERE TABLE_NAME = 't1' AND TABLE_SCHEMA = 'test'; PARTITION_NAME TABLE_ROWS p200912 0 p201103 1 p201912 0 SELECT count(*) FROM t1 p where c3 in (select c3 from t1 t where t.c3 < timestamp '2011-04-26 19:19:44' and t.c3 > timestamp '2011-04-26 19:18:44') ; count(*) 0 DROP TABLE t1; # # Bug#54747: Deadlock between REORGANIZE PARTITION and # SELECT is not detected # SET @old_innodb_thread_concurrency := @@innodb_thread_concurrency; SET @old_innodb_thread_sleep_delay := @@innodb_thread_sleep_delay; SET GLOBAL innodb_thread_concurrency = 1; CREATE TABLE t1 (user_num BIGINT, hours SMALLINT, KEY user_num (user_num)) ENGINE = InnoDB PARTITION BY RANGE COLUMNS (hours) (PARTITION hour_003 VALUES LESS THAN (3), PARTITION hour_004 VALUES LESS THAN (4), PARTITION hour_005 VALUES LESS THAN (5), PARTITION hour_last VALUES LESS THAN (MAXVALUE)); INSERT INTO t1 VALUES (1, 1), (2, 2), (3, 3), (4, 4), (5, 5); BEGIN; SELECT COUNT(*) FROM t1; COUNT(*) 5 connect con1,localhost,root,,; # SEND a ALTER PARTITION which waits on the ongoing transaction. ALTER TABLE t1 REORGANIZE PARTITION hour_003, hour_004 INTO (PARTITION oldest VALUES LESS THAN (4)); # Connection default wait until the ALTER is in 'waiting for table...' # state and then continue the transaction by trying a SELECT connection default; SELECT COUNT(*) FROM t1; COUNT(*) 5 COMMIT; # reaping ALTER. connection con1; # Cleaning up. disconnect con1; connection default; SET GLOBAL innodb_thread_concurrency = @old_innodb_thread_concurrency; SET GLOBAL innodb_thread_sleep_delay = @old_innodb_thread_sleep_delay; DROP TABLE t1; # # Bug#50418: DROP PARTITION does not interact with transactions # CREATE TABLE t1 ( id INT AUTO_INCREMENT NOT NULL, name CHAR(50) NOT NULL, myDate DATE NOT NULL, PRIMARY KEY (id, myDate), INDEX idx_date (myDate) ) ENGINE=InnoDB PARTITION BY RANGE ( TO_DAYS(myDate) ) ( PARTITION p0 VALUES LESS THAN (734028), PARTITION p1 VALUES LESS THAN (734029), PARTITION p2 VALUES LESS THAN (734030), PARTITION p3 VALUES LESS THAN MAXVALUE ) ; INSERT INTO t1 VALUES (NULL, 'Lachlan', '2009-09-13'), (NULL, 'Clint', '2009-09-13'), (NULL, 'John', '2009-09-14'), (NULL, 'Dave', '2009-09-14'), (NULL, 'Jeremy', '2009-09-15'), (NULL, 'Scott', '2009-09-15'), (NULL, 'Jeff', '2009-09-16'), (NULL, 'Joe', '2009-09-16'); SET AUTOCOMMIT=0; SELECT * FROM t1 FOR UPDATE; id name myDate 1 Lachlan 2009-09-13 2 Clint 2009-09-13 3 John 2009-09-14 4 Dave 2009-09-14 5 Jeremy 2009-09-15 6 Scott 2009-09-15 7 Jeff 2009-09-16 8 Joe 2009-09-16 UPDATE t1 SET name = 'Mattias' WHERE id = 7; SELECT * FROM t1 WHERE id = 7; id name myDate 7 Mattias 2009-09-16 connect con1, localhost, root,,; SET lock_wait_timeout = 1; # After the patch it will wait and fail on timeout. ALTER TABLE t1 DROP PARTITION p3; ERROR HY000: Lock wait timeout exceeded; try restarting transaction SHOW WARNINGS; Level Code Message Error 1205 Lock wait timeout exceeded; try restarting transaction disconnect con1; connection default; SELECT * FROM t1; id name myDate 1 Lachlan 2009-09-13 2 Clint 2009-09-13 3 John 2009-09-14 4 Dave 2009-09-14 5 Jeremy 2009-09-15 6 Scott 2009-09-15 7 Mattias 2009-09-16 8 Joe 2009-09-16 # No changes. COMMIT; DROP TABLE t1; # # Bug#51830: Incorrect partition pruning on range partition (regression) # CREATE TABLE t1 (a INT NOT NULL) ENGINE = InnoDB PARTITION BY RANGE(a) (PARTITION p10 VALUES LESS THAN (10), PARTITION p30 VALUES LESS THAN (30), PARTITION p50 VALUES LESS THAN (50), PARTITION p70 VALUES LESS THAN (70), PARTITION p90 VALUES LESS THAN (90)); INSERT INTO t1 VALUES (10),(30),(50); INSERT INTO t1 VALUES (70); INSERT INTO t1 VALUES (80); INSERT INTO t1 VALUES (89); INSERT INTO t1 VALUES (90); ERROR HY000: Table has no partition for value 90 INSERT INTO t1 VALUES (100); ERROR HY000: Table has no partition for value 100 insert INTO t1 VALUES (110); ERROR HY000: Table has no partition for value 110 EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 90; id select_type table partitions type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 90; id select_type table partitions type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 90; id select_type table partitions type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 89; id select_type table partitions type possible_keys key key_len ref rows Extra 1 SIMPLE t1 p90 ALL NULL NULL NULL NULL 3 Using where EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 89; id select_type table partitions type possible_keys key key_len ref rows Extra 1 SIMPLE t1 p90 ALL NULL NULL NULL NULL 3 Using where EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 89; id select_type table partitions type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 100; id select_type table partitions type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 100; id select_type table partitions type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 100; id select_type table partitions type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables DROP TABLE t1; # # Bug#50104: Partitioned table with just 1 partion works with fk # CREATE TABLE t2 ( id INT, PRIMARY KEY (id) ) ENGINE=InnoDB ; CREATE TABLE t1 ( id INT NOT NULL AUTO_INCREMENT, parent_id INT DEFAULT NULL, PRIMARY KEY (id), KEY parent_id (parent_id) ) ENGINE=InnoDB; ALTER TABLE t1 PARTITION BY HASH (id) PARTITIONS 1; ALTER TABLE t1 ADD CONSTRAINT test_ibfk_1 FOREIGN KEY (parent_id) REFERENCES t2 (id); ERROR HY000: Foreign key clause is not yet supported in conjunction with partitioning ALTER TABLE t1 PARTITION BY HASH (id) PARTITIONS 2; ALTER TABLE t1 ADD CONSTRAINT test_ibfk_1 FOREIGN KEY (parent_id) REFERENCES t2 (id); ERROR HY000: Foreign key clause is not yet supported in conjunction with partitioning DROP TABLE t1, t2; create table t1 (a varchar(5), b int signed, c varchar(10), d datetime) partition by range columns(b,c) subpartition by hash(to_seconds(d)) ( partition p0 values less than (2, 'b'), partition p1 values less than (4, 'd'), partition p2 values less than (10, 'za')); insert into t1 values ('a', 3, 'w', '2001-10-27 04:34:00'); insert into t1 values ('r', 7, 'w', '2001-10-27 05:34:00'); insert into t1 values ('g', 10, 'w', '2001-10-27 06:34:00'); update t1 set a = 'c' where a > 'f'; drop table t1; create table t1 (a varchar(5)) engine=memory partition by range columns(a) ( partition p0 values less than ('m'), partition p1 values less than ('za')); insert into t1 values ('j'); update t1 set a = 'z' where (a >= 'j'); drop table t1; create table t1 (a varchar(5)) engine=myisam partition by range columns(a) ( partition p0 values less than ('m'), partition p1 values less than ('za')); insert into t1 values ('j'); update t1 set a = 'z' where (a >= 'j'); drop table t1; create table t1 (a varchar(5)) engine=innodb partition by range columns(a) ( partition p0 values less than ('m'), partition p1 values less than ('za')); insert into t1 values ('j'); update t1 set a = 'z' where (a >= 'j'); drop table t1; create table t1 (a int not null, b datetime not null, primary key (a,b)) engine=innodb partition by range (to_days(b)) subpartition by hash (a) subpartitions 2 ( partition p0 values less than (to_days('2009-01-01')), partition p1 values less than (to_days('2009-02-01')), partition p2 values less than (to_days('2009-03-01')), partition p3 values less than maxvalue); alter table t1 reorganize partition p1,p2 into ( partition p2 values less than (to_days('2009-03-01'))); drop table t1; CREATE TABLE t1 (id INT PRIMARY KEY, data INT) ENGINE = InnoDB PARTITION BY RANGE(id) ( PARTITION p0 VALUES LESS THAN (5), PARTITION p1 VALUES LESS THAN (10), PARTITION p2 VALUES LESS THAN MAXVALUE ); INSERT INTO t1 VALUES (1,1), (2,2), (3,3), (4,4), (5,5), (6,6), (7,7), (8,8), (9,9), (10,10), (11,11); SET @old_tx_isolation := @@session.tx_isolation; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; SET autocommit = 0; UPDATE t1 SET DATA = data*2 WHERE id = 3; UPDATE t1 SET data = data*2 WHERE data = 2; SET @@session.tx_isolation = @old_tx_isolation; DROP TABLE t1; # Bug#37721, test of ORDER BY on PK and WHERE on INDEX CREATE TABLE t1 ( a INT, b INT, PRIMARY KEY (a), INDEX (b)) ENGINE InnoDB PARTITION BY HASH(a) PARTITIONS 3; INSERT INTO t1 VALUES (0,0),(4,0),(2,0); SELECT a FROM t1 WHERE b = 0 ORDER BY a ASC; a 0 2 4 SELECT a FROM t1 WHERE b = 0 ORDER BY a DESC; a 4 2 0 ALTER TABLE t1 DROP INDEX b; SELECT a FROM t1 WHERE b = 0 ORDER BY a ASC; a 0 2 4 SELECT a FROM t1 WHERE b = 0 ORDER BY a DESC; a 4 2 0 DROP TABLE t1; CREATE TABLE t1 ( a VARCHAR(600), b VARCHAR(600), PRIMARY KEY (a), INDEX (b)) ENGINE InnoDB PARTITION BY KEY(a) PARTITIONS 3; INSERT INTO t1 VALUES (concat(repeat('MySQL',100),'1'),repeat('0',257)); INSERT INTO t1 VALUES (concat(repeat('MySQL',100),'3'),repeat('0',257)); INSERT INTO t1 VALUES (concat(repeat('MySQL',100),'2'),repeat('0',257)); SELECT right(a,1) FROM t1 WHERE b = repeat('0',257) ORDER BY a ASC; right(a,1) 1 2 3 SELECT right(a,1) FROM t1 WHERE b = repeat('0',257) ORDER BY a DESC; right(a,1) 3 2 1 ALTER TABLE t1 DROP INDEX b; SELECT right(a,1) FROM t1 WHERE b = repeat('0',257) ORDER BY a ASC; right(a,1) 1 2 3 SELECT right(a,1) FROM t1 WHERE b = repeat('0',257) ORDER BY a DESC; right(a,1) 3 2 1 DROP TABLE t1; # Bug#32948 CREATE TABLE t1 (c1 INT, PRIMARY KEY (c1)) ENGINE=INNODB; CREATE TABLE t2 (c1 INT, PRIMARY KEY (c1), FOREIGN KEY (c1) REFERENCES t1 (c1) ON DELETE CASCADE) ENGINE=INNODB; ALTER TABLE t1 PARTITION BY HASH(c1) PARTITIONS 5; ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails ALTER TABLE t1 ENGINE=MyISAM; ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails DROP TABLE t2; DROP TABLE t1; create table t1 (a int) engine=innodb partition by hash(a) ; show table status like 't1'; Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment t1 InnoDB 10 Dynamic 2 8192 16384 0 0 # NULL # NULL NULL latin1_swedish_ci NULL partitioned drop table t1; create table t1 (a int) engine = innodb partition by key (a); show table status; Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment t1 InnoDB 10 Dynamic 2 8192 16384 0 0 # NULL # NULL NULL latin1_swedish_ci NULL partitioned insert into t1 values (0), (1), (2), (3); show table status; Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment t1 InnoDB 10 Dynamic 4 4096 16384 0 0 # NULL # NULL NULL latin1_swedish_ci NULL partitioned drop table t1; create table t1 (a int auto_increment primary key) engine = innodb partition by key (a); show table status; Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment t1 InnoDB 10 Dynamic 2 8192 16384 0 0 # 1 # NULL NULL latin1_swedish_ci NULL partitioned insert into t1 values (NULL), (NULL), (NULL), (NULL); show table status; Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment t1 InnoDB 10 Dynamic 4 4096 16384 0 0 # 5 # NULL NULL latin1_swedish_ci NULL partitioned insert into t1 values (NULL), (NULL), (NULL), (NULL); show table status; Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment t1 InnoDB 10 Dynamic 8 2048 16384 0 0 # 9 # NULL NULL latin1_swedish_ci NULL partitioned drop table t1; create table t1 (a int) partition by key (a) (partition p1 engine = innodb); alter table t1 rebuild partition p1; alter table t1 rebuild partition p1; alter table t1 rebuild partition p1; alter table t1 rebuild partition p1; alter table t1 rebuild partition p1; alter table t1 rebuild partition p1; alter table t1 rebuild partition p1; drop table t1; create table t1 (a date) engine = innodb partition by range (year(a)) (partition p0 values less than (2006), partition p1 values less than (2007)); explain partitions select * from t1 where a between '2006-01-01' and '2007-06-01'; id select_type table partitions type possible_keys key key_len ref rows Extra 1 SIMPLE t1 p1 ALL NULL NULL NULL NULL 2 Using where drop table t1; SET SQL_MODE=""; create table t1 (a int) engine = x partition by key (a); Warnings: Warning 1286 Unknown storage engine 'x' Warning 1266 Using storage engine InnoDB for table 't1' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `a` int(11) DEFAULT NULL ) ENGINE=InnoDB DEFAULT CHARSET=latin1 /*!50100 PARTITION BY KEY (a) */ drop table t1; create table t1 (a int) engine = innodb partition by list (a) (partition p0 values in (0)); alter table t1 engine = x; Warnings: Warning 1286 Unknown storage engine 'x' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `a` int(11) DEFAULT NULL ) ENGINE=InnoDB DEFAULT CHARSET=latin1 /*!50100 PARTITION BY LIST (a) (PARTITION p0 VALUES IN (0) ENGINE = InnoDB) */ drop table t1; SET SQL_MODE=default; create table t1 ( id int unsigned auto_increment, time datetime not null, first_name varchar(40), last_name varchar(50), primary key (id, time), index first_index (first_name), index last_index (last_name) ) engine=Innodb partition by range (to_days(time)) ( partition p1 values less than (to_days('2007-02-07')), partition p2 values less than (to_days('2007-02-08')), partition p3 values less than MAXVALUE ); insert into t1 (time, first_name, last_name) values ('2007-02-07', 'Q', 'Robert'), ('2007-02-07', 'Mark', 'Nate'), ('2007-02-07', 'Nate', 'Oscar'), ('2007-02-07', 'Zack', 'Alice'), ('2007-02-07', 'Jack', 'Kathy'), ('2007-02-06', 'Alice', 'Alice'), ('2007-02-06', 'Brian', 'Charles'), ('2007-02-06', 'Charles', 'David'), ('2007-02-06', 'David', 'Eric'), ('2007-02-07', 'Hector', 'Isaac'), ('2007-02-07', 'Oscar', 'Patricia'), ('2007-02-07', 'Patricia', 'Q'), ('2007-02-07', 'X', 'Yuri'), ('2007-02-07', 'Robert', 'Shawn'), ('2007-02-07', 'Kathy', 'Lois'), ('2007-02-07', 'Eric', 'Francis'), ('2007-02-06', 'Shawn', 'Theron'), ('2007-02-06', 'U', 'Vincent'), ('2007-02-06', 'Francis', 'George'), ('2007-02-06', 'George', 'Hector'), ('2007-02-06', 'Vincent', 'Walter'), ('2007-02-06', 'Walter', 'X'), ('2007-02-07', 'Lois', 'Mark'), ('2007-02-07', 'Yuri', 'Zack'), ('2007-02-07', 'Isaac', 'Jack'), ('2007-02-07', 'Sharon', 'Mark'), ('2007-02-07', 'Michael', 'Michelle'), ('2007-02-07', 'Derick', 'Nathan'), ('2007-02-07', 'Peter', 'Xavier'), ('2007-02-07', 'Fred', 'Harold'), ('2007-02-07', 'Katherine', 'Lisa'), ('2007-02-07', 'Tom', 'Rina'), ('2007-02-07', 'Jerry', 'Victor'), ('2007-02-07', 'Alexander', 'Terry'), ('2007-02-07', 'Justin', 'John'), ('2007-02-07', 'Greg', 'Ernest'), ('2007-02-07', 'Robert', 'Q'), ('2007-02-07', 'Nate', 'Mark'), ('2007-02-07', 'Oscar', 'Nate'), ('2007-02-07', 'Alice', 'Zack'), ('2007-02-07', 'Kathy', 'Jack'), ('2007-02-06', 'Alice', 'Alice'), ('2007-02-06', 'Charles', 'Brian'), ('2007-02-06', 'David', 'Charles'), ('2007-02-06', 'Eric', 'David'), ('2007-02-07', 'Isaac', 'Hector'), ('2007-02-07', 'Patricia', 'Oscar'), ('2007-02-07', 'Q', 'Patricia'), ('2007-02-07', 'Yuri', 'X'), ('2007-02-07', 'Shawn', 'Robert'), ('2007-02-07', 'Lois', 'Kathy'), ('2007-02-07', 'Francis', 'Eric'), ('2007-02-06', 'Theron', 'Shawn'), ('2007-02-06', 'Vincent', 'U'), ('2007-02-06', 'George', 'Francis'), ('2007-02-06', 'Hector', 'George'), ('2007-02-06', 'Walter', 'Vincent'), ('2007-02-06', 'X', 'Walter'), ('2007-02-07', 'Mark', 'Lois'), ('2007-02-07', 'Zack', 'Yuri'), ('2007-02-07', 'Jack', 'Isaac'), ('2007-02-07', 'Mark', 'Sharon'), ('2007-02-07', 'Michelle', 'Michael'), ('2007-02-07', 'Nathan', 'Derick'), ('2007-02-07', 'Xavier', 'Peter'), ('2007-02-07', 'Harold', 'Fred'), ('2007-02-07', 'Lisa', 'Katherine'), ('2007-02-07', 'Rina', 'Tom'), ('2007-02-07', 'Victor', 'Jerry'), ('2007-02-07', 'Terry', 'Alexander'), ('2007-02-07', 'John', 'Justin'), ('2007-02-07', 'Ernest', 'Greg'); SELECT * FROM t1 WHERE first_name='Andy' OR last_name='Jake'; id time first_name last_name drop table t1; CREATE TABLE t1 (a DOUBLE NOT NULL, KEY(a)) ENGINE=InnoDB PARTITION BY KEY(a) PARTITIONS 10; INSERT INTO t1 VALUES(1),(2); SELECT COUNT(*) FROM t1; COUNT(*) 2 DROP TABLE t1; create table t1 (int_column int, char_column char(5)) PARTITION BY RANGE (int_column) subpartition by key (char_column) subpartitions 2 (PARTITION p1 VALUES LESS THAN (5) ENGINE = InnoDB); alter table t1 ENGINE = MyISAM PARTITION BY RANGE (int_column) subpartition by key (char_column) subpartitions 2 (PARTITION p1 VALUES LESS THAN (5)); show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `int_column` int(11) DEFAULT NULL, `char_column` char(5) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY RANGE (int_column) SUBPARTITION BY KEY (char_column) SUBPARTITIONS 2 (PARTITION p1 VALUES LESS THAN (5) ENGINE = MyISAM) */ drop table t1; CREATE TABLE t1 (a INT) ENGINE=InnoDB PARTITION BY list(a) (PARTITION p1 VALUES IN (1)); CREATE INDEX i1 ON t1 (a); DROP TABLE t1; # # Bug#54783: optimize table crashes with invalid timestamp default value and NO_ZERO_DATE # DROP TABLE IF EXISTS t1; CREATE TABLE t1 (a INT, b TIMESTAMP DEFAULT '0000-00-00 00:00:00') ENGINE=INNODB PARTITION BY LINEAR HASH (a) PARTITIONS 1; SET @old_mode = @@sql_mode; SET SESSION sql_mode = 'NO_ZERO_DATE'; OPTIMIZE TABLE t1; Table Op Msg_type Msg_text test.t1 optimize note Table does not support optimize, doing recreate + analyze instead test.t1 optimize error Invalid default value for 'b' test.t1 optimize status Operation failed Warnings: Warning 1265 Data truncated for column 'b' at row 1 Error 1067 Invalid default value for 'b' SET SESSION sql_mode = @old_mode; DROP TABLE t1; # # Bug#57985 "ONLINE/FAST ALTER PARTITION can fail and leave the # table unusable". # DROP TABLE IF EXISTS t1; CREATE TABLE t1 (a bigint not null, b int not null, PRIMARY KEY (a)) ENGINE = InnoDB PARTITION BY KEY(a) PARTITIONS 2; INSERT INTO t1 values (0,1), (1,2); # The below ALTER should fail. It should leave the # table in its original, non-corrupted, usable state. ALTER TABLE t1 ADD UNIQUE KEY (b); ERROR HY000: A UNIQUE INDEX must include all columns in the table's partitioning function # The below statements should succeed, as ALTER should # have left table intact. SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `a` bigint(20) NOT NULL, `b` int(11) NOT NULL, PRIMARY KEY (`a`) ) ENGINE=InnoDB DEFAULT CHARSET=latin1 /*!50100 PARTITION BY KEY (a) PARTITIONS 2 */ SELECT * FROM t1; a b 1 2 0 1 DROP TABLE t1; # # Bug #17299181 CREATE_TIME AND UPDATE_TIME ARE # WRONG FOR PARTITIONED TABLES # CREATE TABLE t1 (a int, PRIMARY KEY (a)) ENGINE=InnoDB PARTITION BY HASH (a) PARTITIONS 2; SELECT COUNT(*) FROM INFORMATION_SCHEMA.TABLES WHERE CREATE_TIME IS NOT NULL AND TABLE_NAME='t1'; COUNT(*) 1 DROP TABLE t1; # # BUG#12912171 - ASSERTION FAILED: QUICK->HEAD->READ_SET == # SAVE_READ_SET # CREATE TABLE t1 ( a INT, b INT, c INT, PRIMARY KEY (c,a), KEY (a),KEY (a) ) ENGINE=INNODB PARTITION BY KEY () PARTITIONS 2; Warnings: Note 1831 Duplicate index 'a_2' defined on the table 'test.t1'. This is deprecated and will be disallowed in a future release INSERT INTO t1 VALUES (1,5,1),(2,4,1),(3,3,1),(4,2,1),(5,1,1); UPDATE t1 SET b = 0, c=1 WHERE a <=>0; SELECT * FROM t1; a b c 1 5 1 2 4 1 3 3 1 4 2 1 5 1 1 DROP TABLE t1; # # MDEV-5102 : MySQL Bug 69851 # CREATE TABLE t1 ( `col1` bigint(20) unsigned NOT NULL , `col2` bigint(20) unsigned NOT NULL , `col3` datetime NOT NULL , PRIMARY KEY (`col3`), KEY (`col1`), KEY (`col2`) ) ENGINE=InnoDB DEFAULT CHARSET=latin1 PARTITION BY RANGE (TO_DAYS(col3)) ( PARTITION p_20130310 VALUES LESS THAN (735303) ENGINE = InnoDB, PARTITION p_20130311 VALUES LESS THAN (735304) ENGINE = InnoDB, PARTITION p_20130312 VALUES LESS THAN (735305) ENGINE = InnoDB ); INSERT INTO `t1` VALUES (2,96,'2013-03-08 16:28:05'); INSERT INTO `t1` VALUES (1,2,'2013-03-08 16:47:39'); INSERT INTO `t1` VALUES (1,2,'2013-03-08 16:50:27'); INSERT INTO `t1` VALUES (1,2,'2013-03-11 16:33:04'); INSERT INTO `t1` VALUES (1,2,'2013-03-11 16:33:24'); INSERT INTO `t1` VALUES (2,2,'2013-03-12 10:11:48'); SELECT * FROM t1 WHERE col1 = 1 AND col2 = 2 AND col3 BETWEEN '2013-03-08 00:00:00' AND '2013-03-12 12:00:00' GROUP BY 1, 2, 3; col1 col2 col3 1 2 2013-03-08 16:47:39 1 2 2013-03-08 16:50:27 1 2 2013-03-11 16:33:04 1 2 2013-03-11 16:33:24 EXPLAIN SELECT * FROM t1 WHERE col1 = 1 AND col2 = 2 AND col3 BETWEEN '2013-03-08 00:00:00' AND '2013-03-12 12:00:00' GROUP BY 1, 2, 3; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index_merge PRIMARY,col1,col2 col1,col2 8,8 NULL # Using intersect(col1,col2); Using where; Using index; Using filesort SELECT * FROM t1 USE INDEX () WHERE col1 = 1 AND col2 = 2 AND col3 BETWEEN '2013-03-08 00:00:00' AND '2013-03-12 12:00:00' GROUP BY 1, 2, 3; col1 col2 col3 1 2 2013-03-08 16:47:39 1 2 2013-03-08 16:50:27 1 2 2013-03-11 16:33:04 1 2 2013-03-11 16:33:24 DROP TABLE t1; # # MDEV-5177: ha_partition and innodb index intersection produce fewer rows (MySQL Bug#70703) # create table t1 ( a int not null, b int not null, pk int not null, primary key (pk), key(a), key(b) ) engine=innodb partition by hash(pk) partitions 10; insert into t1 values (1,2,4); insert into t1 values (1,0,17); insert into t1 values (1,2,25); insert into t1 values (10,20,122); insert into t1 values (10,20,123); create table t2 (a int); insert into t2 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); insert into t1 select 1,2, 200 + A.a + 10*B.a + 100*C.a from t2 A, t2 B, t2 C; insert into t1 select 10+A.a + 10*B.a + 100*C.a + 1000*D.a, 10+A.a + 10*B.a + 100*C.a + 1000*D.a, 2000 + A.a + 10*B.a + 100*C.a + 1000*D.a from t2 A, t2 B, t2 C ,t2 D; explain select * from t1 where a=1 and b=2 and pk between 1 and 999999 ; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index_merge PRIMARY,a,b b,a 4,4 NULL # Using intersect(b,a); Using where; Using index create temporary table t3 as select * from t1 where a=1 and b=2 and pk between 1 and 999 ; select count(*) from t3; count(*) 802 drop table t3; create temporary table t3 as select * from t1 ignore index(a,b) where a=1 and b=2 and pk between 1 and 999 ; select count(*) from t3; count(*) 802 drop table t3; drop table t1,t2; # # MySQL Bug#71095: Wrong results with PARTITION BY LIST COLUMNS() # create table t1(c1 int, c2 int, c3 int, c4 int, primary key(c1,c2)) engine=InnoDB partition by list columns(c2) (partition p1 values in (1,2) engine=InnoDB, partition p2 values in (3,4) engine=InnoDB); insert into t1 values (1,1,1,1),(2,3,1,1); select * from t1 where c1=2 and c2=3; c1 c2 c3 c4 2 3 1 1 drop table t1; # # MySQL Bug#72803: Wrong "Impossible where" with LIST partitioning # also MDEV-6240: Wrong "Impossible where" with LIST partitioning # CREATE TABLE t1 ( d DATE) ENGINE = InnoDB PARTITION BY LIST COLUMNS (d) ( PARTITION p0 VALUES IN ('1990-01-01','1991-01-01'), PARTITION p1 VALUES IN ('1981-01-01') ); INSERT INTO t1 (d) VALUES ('1991-01-01'); SELECT * FROM t1 WHERE d = '1991-01-01'; d 1991-01-01 DROP TABLE t1; # # MDEV-5963: InnoDB: Assertion failure in file row0sel.cc line 2503, # Failing assertion: 0 with "key ptr now exceeds key end by 762 bytes" # (independent testcase for Oracle Bug#13947868) # CREATE TABLE t1 (f1 VARCHAR(512) CHARACTER SET utf8) ENGINE=InnoDB; INSERT INTO t1 VALUES ('j'); CREATE TABLE t2 ( f2 VARCHAR(5) CHARACTER SET latin1, f3 VARCHAR(5) CHARACTER SET utf8, f4 INT, f5 VARCHAR(512) CHARACTER SET utf8, f6 VARCHAR(256) CHARACTER SET utf8, key (f2), key (f3), key (f5) ) ENGINE=InnoDB PARTITION BY LIST COLUMNS (f4) SUBPARTITION BY KEY(f6) SUBPARTITIONS 4 ( PARTITION p0 VALUES IN (1,3,9,null), PARTITION p1 VALUES IN (2,4,0) ); Warnings: Warning 1071 Specified key was too long; max key length is 767 bytes INSERT INTO t2 VALUES ('k','s',3,'b','j'),('a','b',NULL,'v','j'),('c','m',9,'t',NULL), ('b','l',9,'b',NULL),('i','y',3,'o','w'),('c','m',NULL,'a','m'), ('f','o',9,'m','w'),('f','q',NULL,'o','a'); CREATE TABLE t3 LIKE t2; SELECT * FROM t1 INNER JOIN t2 ON ( f5 = f1 ); f1 f2 f3 f4 f5 f6 INSERT INTO t3 SELECT * FROM t2 WHERE f3 = 'm' AND f2 ='c'; DROP TABLE t1,t2,t3; set global default_storage_engine=default; # # Bug#13737949: CRASH IN HA_PARTITION::INDEX_INIT # Bug#18694052: SERVER CRASH IN HA_PARTITION::INIT_RECORD_PRIORITY_QUEUE # CREATE TABLE t1 (a INT, b INT, PRIMARY KEY (a)) ENGINE = InnoDB PARTITION BY HASH (a) PARTITIONS 3; START TRANSACTION WITH CONSISTENT SNAPSHOT; connect con1, localhost, root,,; ALTER TABLE t1 ADD INDEX idx1 (b); connection default; SELECT b FROM t1 WHERE b = 0; ERROR HY000: Table definition has changed, please retry transaction SELECT b FROM t1 WHERE b = 0; ERROR HY000: Table definition has changed, please retry transaction disconnect con1; DROP TABLE t1; # Same test without partitioning CREATE TABLE t1 (a INT, b INT, PRIMARY KEY (a)) ENGINE = InnoDB; START TRANSACTION WITH CONSISTENT SNAPSHOT; connect con1, localhost, root,,; ALTER TABLE t1 ADD INDEX idx1 (b); connection default; SELECT b FROM t1 WHERE b = 0; ERROR HY000: Table definition has changed, please retry transaction SELECT b FROM t1 WHERE b = 0; ERROR HY000: Table definition has changed, please retry transaction disconnect con1; DROP TABLE t1;