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After doing an alter table on a partitionned innodb table without PK
alter table t_price_multi drop index date, add primary key (date,id), engine=TokuDB;
Kill that query , after the rollback
A show create table still tell it's tokudb
Table Create Table
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t_price_multi CREATE TABLE `t_price_multi` (
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`id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
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`tyre_id` mediumint(8) unsigned NOT NULL,
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`website_id` smallint(5) unsigned NOT NULL,
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`price_type_id` tinyint(3) unsigned NOT NULL,
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`price` float(8,2) NOT NULL,
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`wsprice` float(8,2) DEFAULT NULL,
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`dot` smallint(5) unsigned DEFAULT NULL,
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`date` date NOT NULL,
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`url_hash` char(32) DEFAULT NULL,
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`labelling_id` smallint(5) unsigned DEFAULT NULL,
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`create_date` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
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`in_stock` tinyint(3) unsigned DEFAULT NULL,
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`quantity` smallint(5) unsigned DEFAULT NULL,
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`filename` varchar(50) DEFAULT NULL,
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KEY `idx_id` (`id`),
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KEY `tyre_id` (`tyre_id`),
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KEY `website_id` (`website_id`),
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KEY `price_type_id` (`price_type_id`),
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KEY `date` (`date`)
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) ENGINE=TokuDB AUTO_INCREMENT=873864067 DEFAULT CHARSET=utf8
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/*!50100 PARTITION BY RANGE (TO_DAYS(DATE))
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(PARTITION p1 VALUES LESS THAN (733773) ENGINE = TokuDB,
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PARTITION p2 VALUES LESS THAN (733804) ENGINE = TokuDB,
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PARTITION p3 VALUES LESS THAN (733832) ENGINE = TokuDB,
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PARTITION p4 VALUES LESS THAN (733863) ENGINE = TokuDB,
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.....
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TokuDB,
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PARTITION p1000 VALUES LESS THAN MAXVALUE ENGINE = TokuDB) */
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The disk still have the idb files and droped the tokudb partitions
-rw-rw---- 1 mysql mysql 17K Oct 1 16:42 t_price_multi.frm
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-rw-rw---- 1 mysql mysql 912 Aug 28 19:18 t_price_multi.par
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-rw-rw---- 1 mysql mysql 176K Aug 28 19:20 t_price_multi#P#p1000.ibd
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-rw-rw---- 1 mysql mysql 176K Aug 28 19:19 t_price_multi#P#p10.ibd
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-rw-rw---- 1 mysql mysql 176K Aug 28 19:19 t_price_multi#P#p11.ibd
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-rw-rw---- 1 mysql mysql 176K Aug 28 19:19 t_price_multi#P#p12.ibd
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-rw-rw---- 1 mysql mysql 176K Aug 28 19:19 t_price_multi#P#p13.ibd
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-rw-rw---- 1 mysql mysql 176K Aug 28 19:19 t_price_multi#P#p14.ibd
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It was possible to read from the table
But
After restarting the innodb tablespace was corrupted
Oct 3 18:26:09 tyrebase-galera02-pp mysqld: InnoDB: for how to resolve the issue.
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Oct 3 18:26:09 tyrebase-galera02-pp mysqld: 131003 18:26:09 InnoDB: Operating system error number 2 in a file operation.
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Oct 3 18:26:09 tyrebase-galera02-pp mysqld: InnoDB: The error means the system cannot find the path specified.
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Oct 3 18:26:09 tyrebase-galera02-pp mysqld: InnoDB: If you are installing InnoDB, remember that you must create
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Oct 3 18:26:09 tyrebase-galera02-pp mysqld: InnoDB: directories yourself, InnoDB does not create them.
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Oct 3 18:26:09 tyrebase-galera02-pp mysqld: 131003 18:26:09 InnoDB: Error: trying to open a table, but could not
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Oct 3 18:26:09 tyrebase-galera02-pp mysqld: InnoDB: open the tablespace file './tyrebase4W/t_price_historic#P#p98.ibd'!
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Oct 3 18:26:09 tyrebase-galera02-pp mysqld: InnoDB: Have you moved InnoDB .ibd files around without using the
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Oct 3 18:26:09 tyrebase-galera02-pp mysqld: InnoDB: commands DISCARD TABLESPACE and IMPORT TABLESPACE?
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Oct 3 18:26:09 tyrebase-galera02-pp mysqld: InnoDB: It is also possible that this is a temporary table #sql...,
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Oct 3 18:26:09 tyrebase-galera02-pp mysqld: InnoDB: and MySQL removed the .ibd file for this.
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Oct 3 18:26:09 tyrebase-galera02-pp mysqld: InnoDB: Please refer to
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Oct 3 18:26:09 tyrebase-galera02-pp mysqld: InnoDB: http://dev.mysql.com/doc/refman/5.5/en/innodb-troubleshooting-datadict.html
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