Thread: sql之left join、right join、inner join的区别
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Old 2015-05-21, 07:03 AM
Wawarsing Wawarsing is offline
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Wawarsing 现在声名狼藉
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你好！！
我想问一下能在查询之后进行left join吗？

比如把A表和B表count(*)之后再进行left join

这样子能达到吗？
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