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MDEV-30473 : Do not allow GET_LOCK() / RELEASE_LOCK() in cluster

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In 10.5 If WSREP_ON=ON do not allow RELEASE_ALL_LOCKS function.
Instead print clear error message.
This commit is contained in:
Jan Lindström
2023-01-27 10:40:07 +02:00
parent 696562ce55
commit 49ee18eb42
3 changed files with 16 additions and 0 deletions
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7
sql/item_create.cc
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@ -4843,6 +4843,13 @@ Create_func_release_all_locks Create_func_release_all_locks::s_singleton;
Item*
Create_func_release_all_locks::create_builder(THD *thd)
{
#ifdef WITH_WSREP
if (WSREP_ON && WSREP(thd))
{
my_error(ER_NOT_SUPPORTED_YET, MYF(0), "RELEASE_ALL_LOCKS in cluster (WSREP_ON=ON)");
return NULL;
}
#endif /* WITH_WSREP */
thd->lex->set_stmt_unsafe(LEX::BINLOG_STMT_UNSAFE_SYSTEM_FUNCTION);
thd->lex->uncacheable(UNCACHEABLE_SIDEEFFECT);
return new (thd->mem_root) Item_func_release_all_locks(thd);