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create table t1 (a int) engine myisam
partition by range (a)
subpartition by hash (a)
(partition p0 VALUES LESS THAN (1) DATA DIRECTORY = 'MYSQLTEST_VARDIR/master-data/tmpdata' INDEX DIRECTORY = 'MYSQLTEST_VARDIR/master-data/tmpinx'
(SUBPARTITION subpart00, SUBPARTITION subpart01));
Checking if file exists before alter
ALTER TABLE t1 REORGANIZE PARTITION p0 INTO
(partition p1 VALUES LESS THAN (1) DATA DIRECTORY = 'MYSQLTEST_VARDIR/master-data/tmpdata' INDEX DIRECTORY = 'MYSQLTEST_VARDIR/master-data/tmpinx'
(SUBPARTITION subpart10, SUBPARTITION subpart11),
partition p2 VALUES LESS THAN (2) DATA DIRECTORY = 'MYSQLTEST_VARDIR/master-data/tmpdata' INDEX DIRECTORY = 'MYSQLTEST_VARDIR/master-data/tmpinx'
(SUBPARTITION subpart20, SUBPARTITION subpart21));
Checking if file exists after alter
drop table t1;
DROP TABLE IF EXISTS `example`;
CREATE TABLE `example` (
`ID_EXAMPLE` int(10) unsigned NOT NULL AUTO_INCREMENT,
`DESCRIPTION` varchar(30) NOT NULL,
`LEVEL` smallint(5) unsigned DEFAULT NULL,
PRIMARY KEY (`ID_EXAMPLE`)
) ENGINE = MYISAM
PARTITION BY HASH(ID_EXAMPLE)(
PARTITION p0 DATA DIRECTORY = '/build/5.1/data/partitiontest/p0Data',
PARTITION p1 DATA DIRECTORY = '/build/5.1/data/partitiontest/p1Data',
PARTITION p2 DATA DIRECTORY = '/build/5.1/data/partitiontest/p2Data',
PARTITION p3 DATA DIRECTORY = '/build/5.1/data/partitiontest/p3Data'
);
ERROR HY000: Can't create/write to file '/build/5.1/data/partitiontest/p0Data/example#P#p0.MYD' (Errcode: 2)
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