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Code Activity

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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8
mysql-test/suite/multi_source/gtid_ignore_duplicates.test
View File

@ -432,24 +432,24 @@ SET GLOBAL gtid_ignore_duplicates= @old_ignore_duplicates;
--connection server_1
DROP TABLE t1;
ALTER TABLE mysql.gtid_slave_pos ENGINE=MyISAM;
ALTER TABLE mysql.gtid_slave_pos ENGINE=Aria;
--source include/reset_master_slave.inc
--disconnect server_1
--connection server_2
DROP TABLE t1;
ALTER TABLE mysql.gtid_slave_pos ENGINE=MyISAM;
ALTER TABLE mysql.gtid_slave_pos ENGINE=Aria;
--source include/reset_master_slave.inc
--disconnect server_2
--connection server_3
DROP TABLE t1;
ALTER TABLE mysql.gtid_slave_pos ENGINE=MyISAM;
ALTER TABLE mysql.gtid_slave_pos ENGINE=Aria;
--source include/reset_master_slave.inc
--disconnect server_3
--connection server_4
DROP TABLE t1;
ALTER TABLE mysql.gtid_slave_pos ENGINE=MyISAM;
ALTER TABLE mysql.gtid_slave_pos ENGINE=Aria;
--source include/reset_master_slave.inc
--disconnect server_4