mysql 存儲引擎（MyISAM/InnoDB）轉換

轉換（InnoDb->MyISAM）

CREATE TABLE T_MyISAM LIKE T_InnoDB;
ALTER TABLE T_MyISAM ENGINE = INNODB;
INSERT INTO T_MyISAM SELECT * FROM T_InnoDB;

轉換（MyISAM->InnoDb）

數據少的時候可以採用上述方式，數據太多可以採用事務來處理

START TRANSACTION;
INSERT INTO T_InnoDB SELECT * FROM T_MyISAM WHERE id BETWEEN x AND y;
COMMIT;