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MDEV-16222 Assertion `0' failed in row_purge_remove_sec_if_poss_leaf on table with virtual columns and indexes

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Cause
Stale thd->m_stmt_da->m_sql_errno which is from different invocation.

Fix
Reset error state before attempt to open table.
This commit is contained in:
Aleksey Midenkov
2019-06-25 10:53:33 +03:00
parent af5b0dbab6
commit 6974962945
7 changed files with 118 additions and 0 deletions
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5
sql/sql_table.cc
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@ -2108,6 +2108,11 @@ bool mysql_rm_table(THD *thd,TABLE_LIST *tables, bool if_exists,
}
}
DBUG_EXECUTE_IF("ib_purge_virtual_mdev_16222_1",
DBUG_ASSERT(!debug_sync_set_action(
thd,
STRING_WITH_LEN("now SIGNAL drop_started"))););
/* mark for close and remove all cached entries */
thd->push_internal_handler(&err_handler);
error= mysql_rm_table_no_locks(thd, tables, if_exists, drop_temporary,