truncate與delete的區別

原創 iteye_19657 2020-02-22 19:06
sql>truncate table t1;
與
sql>delete from t1;
的區別


---------------
truncate是DDL語言.
delete是DML語言

DDL語言是自動提交的.
命令完成就不可回滾.

truncate的速度也比delete要快得多
iteye_19657
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