"Non-standards-compliant way" is the long-time default engine, MyISAM not supporting transactions and locking. Fortunately they moved to InnoDB as default recen

"Non-standards-compliant way" is the long-time default engine, MyISAM not supporting transactions and locking. Fortunately they moved to InnoDB as default recently, but the very fact that it took them so long tells much about their attitude towards DB standards compliance.