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| author | Thirunarayanan Balathandayuthapani <thiru@mariadb.com> | 2021-04-21 21:12:33 +0530 |
|---|---|---|
| committer | Thirunarayanan Balathandayuthapani <thiru@mariadb.com> | 2021-04-21 21:33:29 +0530 |
| commit | fb96ac0a496f0665b3feca3cf85aeeedf4bd1e23 (patch) | |
| tree | 3f2707ff050b860f2c505ed6780ad1d02f1bc369 | |
| parent | 64eeb250eb550138c46b3ea0b3aeb2843918de90 (diff) | |
| download | mariadb-git-bb-10.2-MDEV-25474.tar.gz | |
MDEV-25474 Background thread returns uninitialized statisticsbb-10.2-MDEV-25474
to mysql interpreter
InnoDB returns uninitialized statistics to mysql interpreter
when background thread is opening the table. So it leads to
assertion failure. In that case, InnoDB avoid sending
innodb statistics information to mysql interpreter.
| -rw-r--r-- | storage/innobase/handler/ha_innodb.cc | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/storage/innobase/handler/ha_innodb.cc b/storage/innobase/handler/ha_innodb.cc index b837aec396b..c95e6646968 100644 --- a/storage/innobase/handler/ha_innodb.cc +++ b/storage/innobase/handler/ha_innodb.cc @@ -6261,9 +6261,10 @@ no_such_table: innobase_copy_frm_flags_from_table_share(ib_table, table->s); + const bool bk_thread = THDVAR(thd, background_thread); /* No point to init any statistics if tablespace is still encrypted or if table is being opened by background thread */ - if (THDVAR(thd, background_thread)) { + if (bk_thread) { } else if (ib_table->is_readable()) { dict_stats_init(ib_table); } else { @@ -6515,7 +6516,10 @@ no_such_table: } } - info(HA_STATUS_NO_LOCK | HA_STATUS_VARIABLE | HA_STATUS_CONST); + if (!bk_thread) { + info(HA_STATUS_NO_LOCK | HA_STATUS_VARIABLE | HA_STATUS_CONST); + } + DBUG_RETURN(0); } |