truncate 和 delete 差異

truncate table players; 相當於 delete from players;要麼 delete players from players;  要麼 delete players.*  from players; 1、truncate 速度快，假設有rollback命令，delete將被撤銷，而truncate不會。 2、truncate是ddl語句。和其它ddl一樣，它被隱式提

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