# # MDEV-14641 Incompatible key or row definition between the MariaDB .frm file and the information in the storage engine # CREATE TABLE t1 (i INT) ENGINE=MyISAM PARTITION BY LIST(i) (PARTITION p0 VALUES IN (1), PARTITION p1 VALUES IN (2));; ALTER TABLE t1 ROW_FORMAT=COMPRESSED; ALTER TABLE t1 DROP PARTITION p1; SELECT * FROM t1; i DROP TABLE t1; # # MDEV-13788 Server crash when issuing bad SQL partition syntax # CREATE TABLE t1 (id int, d date) ENGINE=MyISAM PARTITION BY RANGE COLUMNS(d) (PARTITION p1 VALUES LESS THAN (MAXVALUE)); SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `id` int(11) DEFAULT NULL, `d` date DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci PARTITION BY RANGE COLUMNS(`d`) (PARTITION `p1` VALUES LESS THAN (MAXVALUE) ENGINE = MyISAM) ALTER TABLE t1 REORGANIZE PARTITION p1 INTO ( PARTITION p2, /* Notice no values */ PARTITION p3 VALUES LESS THAN (MAXVALUE) ); ERROR HY000: Syntax error: RANGE PARTITIONING requires definition of VALUES LESS THAN for each partition DROP TABLE t1; CREATE TABLE t1 (id int, d date) ENGINE=MyISAM PARTITION BY LIST (id) (PARTITION p1 VALUES IN (1,2,3)); SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `id` int(11) DEFAULT NULL, `d` date DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci PARTITION BY LIST (`id`) (PARTITION `p1` VALUES IN (1,2,3) ENGINE = MyISAM) ALTER TABLE t1 REORGANIZE PARTITION p1 INTO ( PARTITION p2, /* Notice no values */ PARTITION p3 VALUES IN (4,5,6) ); ERROR HY000: Syntax error: LIST PARTITIONING requires definition of VALUES IN for each partition DROP TABLE t1; # # MDEV-15456 Server crashes upon adding or dropping a partition in ALTER under LOCK TABLE after ER_SAME_NAME_PARTITION # create table t1 (i int) engine=MyISAM partition by range(i) (partition p0 values less than (10)); lock table t1 write; alter table t1 add partition (partition p0 values less than (20)); ERROR HY000: Duplicate partition name p0 alter table t1 add partition (partition p1 values less than (20)) /* comment */; drop table t1; # # MDEV-27065 Partitioning tables with custom data directories moves data back to default directory # ALTER TABLE t1 PARTITION BY RANGE(id)( PARTITION p0 VALUES LESS THAN (1000), PARTITION p1 VALUES LESS THAN MAXVALUE ); Warnings: Warning 1618 table option of old schema is ignored DROP TABLE t1; ALTER TABLE t2 PARTITION BY RANGE(id)( PARTITION p0 VALUES LESS THAN (1000), PARTITION p1 VALUES LESS THAN MAXVALUE ); Warnings: Warning 1618 table option of old schema is ignored DROP TABLE t2; # # MDEV-26127 Assertion `err != DB_DUPLICATE_KEY' failed or InnoDB: Failing assertion: id != 0 on ALTER ... REBUILD PARTITION # CREATE TABLE t1 (c INT) ENGINE=MyISAM PARTITION BY KEY(c) PARTITIONS 4;; LOCK TABLES t1 WRITE, t1 AS a READ; ALTER TABLE t1 REBUILD PARTITION p0; DROP TABLE t1; create table t1 ( c1 int, c2 int, c3 varchar(100)) delay_key_write=1 partition by key(c1) ( partition p01 data directory = 'MYSQL_TMP_DIR' index directory = 'MYSQL_TMP_DIR', partition p02 data directory = 'MYSQL_TMP_DIR' index directory = 'MYSQL_TMP_DIR'); insert into t1 values (1, 1, repeat('a', 100)); insert into t1 select rand()*1000, rand()*1000, repeat('b', 100) from t1; insert into t1 select rand()*1000, rand()*1000, repeat('b', 100) from t1; insert into t1 select rand()*1000, rand()*1000, repeat('b', 100) from t1; alter online table t1 delay_key_write=0; alter online table t1 delay_key_write=1; drop table t1;