delete from table in 卡死问题解决
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delete from lamostv29Pilot where target in (select target from lamostDRsumstd);
大概有7万条数据卡死出不来
delete a from lamostv29Pilot as a inner join lamostDRsumstd as b on a.target=b.target;
Query OK, 75865 rows affected (1 min 51.32 sec)
这样就行
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