SHOW ENGINES

SHOW ENGINES 语句用于列出所有支持的存储引擎,该语法仅提供 MySQL 兼容性。

语法图

ShowEnginesStmt:

ShowEnginesStmt

SHOW ENGINES;

示例

SHOW ENGINES;
+--------+---------+------------------------------------------------------------+--------------+------+------------+ | Engine | Support | Comment | Transactions | XA | Savepoints | +--------+---------+------------------------------------------------------------+--------------+------+------------+ | InnoDB | DEFAULT | Supports transactions, row-level locking, and foreign keys | YES | YES | YES | +--------+---------+------------------------------------------------------------+--------------+------+------------+ 1 row in set (0.00 sec)

MySQL 兼容性

  • SHOW ENGINES 语句始终只返回 InnoDB 作为其支持的引擎。但 TiDB 内部通常使用 TiKV 作为存储引擎。