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MDEV-16421 Make system tables crash safe

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Make all system tables in mysql directory of type
engine=Aria

Privilege tables are using transactional=1
Statistical tables are using transactional=0, to allow them
to be quickly updated with low overhead.
Help tables are also using transactional=0 as these are only
updated at init time.

Other changes:
- Aria store engine is now a required engine
- Update comment for Aria tables to reflect their new usage
- Fixed that _ma_reset_trn_for_table() removes unlocked table
  from transaction table list. This was needed to allow one
  to lock and unlock system tables separately from other
  tables, for example when reading a procedure from mysql.proc
- Don't give a warning when using transactional=1 for engines
  that is using transactions. This is both logical and also
  to avoid warnings/errors when doing an alter of a privilege
  table to InnoDB.
- Don't abort on warnings from ALTER TABLE for changes that
  would be accepted by CREATE TABLE.
- New created Aria transactional tables are marked as not movable
  (as they include create_rename_lsn).
- bootstrap.test was changed to kill orignal server, as one
  can't anymore have two servers started at same time on same
  data directory and data files.
- Disable maria.small_blocksize as one can't anymore change
  aria block size after system tables are created.
- Speed up creation of help tables by using lock tables.
- wsrep_sst_resync now also copies Aria redo logs.
This commit is contained in:
Michael Widenius
2018-08-02 17:59:11 +03:00
committed by Monty
parent 0e0f1092b8
commit d6d63f4844
74 changed files with 569 additions and 353 deletions
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26
mysql-test/main/system_mysql_db_fix50117.result
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@ -59,7 +59,7 @@ db CREATE TABLE `db` (
`Delete_history_priv` enum('N','Y') CHARACTER SET utf8 NOT NULL DEFAULT 'N',
PRIMARY KEY (`Host`,`Db`,`User`),
KEY `User` (`User`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='Database privileges'
) ENGINE=Aria DEFAULT CHARSET=utf8 COLLATE=utf8_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Database privileges'
show create table host;
Table Create Table
host CREATE TABLE `host` (
@ -84,7 +84,7 @@ host CREATE TABLE `host` (
`Execute_priv` enum('N','Y') CHARACTER SET utf8 NOT NULL DEFAULT 'N',
`Trigger_priv` enum('N','Y') CHARACTER SET utf8 NOT NULL DEFAULT 'N',
PRIMARY KEY (`Host`,`Db`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='Host privileges; Merged with database privileges'
) ENGINE=Aria DEFAULT CHARSET=utf8 COLLATE=utf8_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Host privileges; Merged with database privileges'
show create table user;
Table Create Table
user CREATE TABLE `user` (
@ -136,7 +136,7 @@ user CREATE TABLE `user` (
`default_role` char(80) COLLATE utf8_bin NOT NULL DEFAULT '',
`max_statement_time` decimal(12,6) NOT NULL DEFAULT 0.000000,
PRIMARY KEY (`Host`,`User`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='Users and global privileges'
) ENGINE=Aria DEFAULT CHARSET=utf8 COLLATE=utf8_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Users and global privileges'
show create table func;
Table Create Table
func CREATE TABLE `func` (
@ -145,7 +145,7 @@ func CREATE TABLE `func` (
`dl` char(128) COLLATE utf8_bin NOT NULL DEFAULT '',
`type` enum('function','aggregate') CHARACTER SET utf8 NOT NULL,
PRIMARY KEY (`name`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='User defined functions'
) ENGINE=Aria DEFAULT CHARSET=utf8 COLLATE=utf8_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='User defined functions'
show create table tables_priv;
Table Create Table
tables_priv CREATE TABLE `tables_priv` (
@ -159,7 +159,7 @@ tables_priv CREATE TABLE `tables_priv` (
`Column_priv` set('Select','Insert','Update','References') CHARACTER SET utf8 NOT NULL DEFAULT '',
PRIMARY KEY (`Host`,`Db`,`User`,`Table_name`),
KEY `Grantor` (`Grantor`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='Table privileges'
) ENGINE=Aria DEFAULT CHARSET=utf8 COLLATE=utf8_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Table privileges'
show create table columns_priv;
Table Create Table
columns_priv CREATE TABLE `columns_priv` (
@ -171,7 +171,7 @@ columns_priv CREATE TABLE `columns_priv` (
`Timestamp` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
`Column_priv` set('Select','Insert','Update','References') CHARACTER SET utf8 NOT NULL DEFAULT '',
PRIMARY KEY (`Host`,`Db`,`User`,`Table_name`,`Column_name`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='Column privileges'
) ENGINE=Aria DEFAULT CHARSET=utf8 COLLATE=utf8_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Column privileges'
show create table procs_priv;
Table Create Table
procs_priv CREATE TABLE `procs_priv` (
@ -185,7 +185,7 @@ procs_priv CREATE TABLE `procs_priv` (
`Timestamp` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
PRIMARY KEY (`Host`,`Db`,`User`,`Routine_name`,`Routine_type`),
KEY `Grantor` (`Grantor`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='Procedure privileges'
) ENGINE=Aria DEFAULT CHARSET=utf8 COLLATE=utf8_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Procedure privileges'
show create table servers;
Table Create Table
servers CREATE TABLE `servers` (
@ -199,7 +199,7 @@ servers CREATE TABLE `servers` (
`Wrapper` char(64) NOT NULL DEFAULT '',
`Owner` char(64) NOT NULL DEFAULT '',
PRIMARY KEY (`Server_name`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COMMENT='MySQL Foreign Servers table'
) ENGINE=Aria DEFAULT CHARSET=utf8 PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='MySQL Foreign Servers table'
show create table proc;
Table Create Table
proc CREATE TABLE `proc` (
@ -225,7 +225,7 @@ proc CREATE TABLE `proc` (
`body_utf8` longblob DEFAULT NULL,
`aggregate` enum('NONE','GROUP') NOT NULL DEFAULT 'NONE',
PRIMARY KEY (`db`,`name`,`type`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COMMENT='Stored Procedures'
) ENGINE=Aria DEFAULT CHARSET=utf8 PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Stored Procedures'
show create table event;
Table Create Table
event CREATE TABLE `event` (
@ -252,7 +252,7 @@ event CREATE TABLE `event` (
`db_collation` char(32) CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL,
`body_utf8` longblob DEFAULT NULL,
PRIMARY KEY (`db`,`name`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COMMENT='Events'
) ENGINE=Aria DEFAULT CHARSET=utf8 PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Events'
show create table general_log;
Table Create Table
general_log CREATE TABLE `general_log` (
@ -287,7 +287,7 @@ table_stats CREATE TABLE `table_stats` (
`table_name` varchar(64) COLLATE utf8_bin NOT NULL,
`cardinality` bigint(21) unsigned DEFAULT NULL,
PRIMARY KEY (`db_name`,`table_name`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='Statistics on Tables'
) ENGINE=Aria DEFAULT CHARSET=utf8 COLLATE=utf8_bin PAGE_CHECKSUM=1 TRANSACTIONAL=0 COMMENT='Statistics on Tables'
show create table column_stats;
Table Create Table
column_stats CREATE TABLE `column_stats` (
@ -303,7 +303,7 @@ column_stats CREATE TABLE `column_stats` (
`hist_type` enum('SINGLE_PREC_HB','DOUBLE_PREC_HB') COLLATE utf8_bin DEFAULT NULL,
`histogram` varbinary(255) DEFAULT NULL,
PRIMARY KEY (`db_name`,`table_name`,`column_name`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='Statistics on Columns'
) ENGINE=Aria DEFAULT CHARSET=utf8 COLLATE=utf8_bin PAGE_CHECKSUM=1 TRANSACTIONAL=0 COMMENT='Statistics on Columns'
show create table index_stats;
Table Create Table
index_stats CREATE TABLE `index_stats` (
@ -313,6 +313,6 @@ index_stats CREATE TABLE `index_stats` (
`prefix_arity` int(11) unsigned NOT NULL,
`avg_frequency` decimal(12,4) DEFAULT NULL,
PRIMARY KEY (`db_name`,`table_name`,`index_name`,`prefix_arity`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='Statistics on Indexes'
) ENGINE=Aria DEFAULT CHARSET=utf8 COLLATE=utf8_bin PAGE_CHECKSUM=1 TRANSACTIONAL=0 COMMENT='Statistics on Indexes'
show tables;
Tables_in_test