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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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20
mysql-test/main/drop.test
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@ -190,28 +190,28 @@ CREATE DATABASE mysql_test;
let $MYSQLD_DATADIR= `select @@datadir`;
--let $proc_frm = $MYSQLD_DATADIR/mysql/proc.frm
--let $proc_MYD = $MYSQLD_DATADIR/mysql/proc.MYD
--let $proc_MYI = $MYSQLD_DATADIR/mysql/proc.MYI
--let $proc_MAD = $MYSQLD_DATADIR/mysql/proc.MAD
--let $proc_MAI = $MYSQLD_DATADIR/mysql/proc.MAI
--let $copy_of_proc_frm = $MYSQLTEST_VARDIR/tmp/bug29958.copy.frm
--let $copy_of_proc_MYD = $MYSQLTEST_VARDIR/tmp/bug29958.copy.MYD
--let $copy_of_proc_MYI = $MYSQLTEST_VARDIR/tmp/bug29958.copy.MYI
--let $copy_of_proc_MAD = $MYSQLTEST_VARDIR/tmp/bug29958.copy.MAD
--let $copy_of_proc_MAI = $MYSQLTEST_VARDIR/tmp/bug29958.copy.MAI
--copy_file $proc_frm $copy_of_proc_frm
--copy_file $proc_MYD $copy_of_proc_MYD
--copy_file $proc_MYI $copy_of_proc_MYI
--copy_file $proc_MAD $copy_of_proc_MAD
--copy_file $proc_MAI $copy_of_proc_MAI
DROP TABLE mysql.proc;
DROP DATABASE mysql_test;
--copy_file $copy_of_proc_frm $proc_frm
--copy_file $copy_of_proc_MYD $proc_MYD
--copy_file $copy_of_proc_MYI $proc_MYI
--copy_file $copy_of_proc_MAD $proc_MAD
--copy_file $copy_of_proc_MAI $proc_MAI
--remove_file $copy_of_proc_frm
--remove_file $copy_of_proc_MYD
--remove_file $copy_of_proc_MYI
--remove_file $copy_of_proc_MAD
--remove_file $copy_of_proc_MAI
--echo
--echo # --