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| author | Sachin Setiya <sachinsetia1001@gmail.com> | 2016-12-14 17:14:42 +0530 |
|---|---|---|
| committer | Sachin Setiya <sachinsetia1001@gmail.com> | 2016-12-14 17:14:42 +0530 |
| commit | 5ddd8149e44122feb0989b9944113d2b92d6f84a (patch) | |
| tree | baa490d8ee88ad74f5b9be88c445b6fd228eef60 /sql/sys_vars.cc | |
| parent | 95422c445db7db60fca688711d98955e59e009e2 (diff) | |
| download | mariadb-git-5ddd8149e44122feb0989b9944113d2b92d6f84a.tar.gz | |
MDEV-11479 Improved wsrep_dirty_reads
Tasks:-
Changes in wsrep_dirty_reads variable
1.) Global + Session scope (Current: session-only)
2.) Can be set using command line.
3.) Allow all commands that do not change data (besides SELECT)
4.) Allow prepared Statements that do not change data
5.) Works with wsrep_sync_wait enabled
Diffstat (limited to 'sql/sys_vars.cc')
| -rw-r--r-- | sql/sys_vars.cc | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sql/sys_vars.cc b/sql/sys_vars.cc index bdcedfff5a3..e0de7960ec9 100644 --- a/sql/sys_vars.cc +++ b/sql/sys_vars.cc @@ -3966,8 +3966,9 @@ static Sys_var_mybool Sys_wsrep_restart_slave( GLOBAL_VAR(wsrep_restart_slave), CMD_LINE(OPT_ARG), DEFAULT(FALSE)); static Sys_var_mybool Sys_wsrep_dirty_reads( - "wsrep_dirty_reads", "Do not reject SELECT queries even when the node " - "is not ready.", SESSION_ONLY(wsrep_dirty_reads), NO_CMD_LINE, + "wsrep_dirty_reads", + "Allow reads even when the node is not in the primary component.", + SESSION_VAR(wsrep_dirty_reads), CMD_LINE(OPT_ARG), DEFAULT(FALSE), NO_MUTEX_GUARD, NOT_IN_BINLOG); #endif /* WITH_WSREP */ |