MySQL Removing duplicate columns on Left Join, 3 tables

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时光取名叫无心
时光取名叫无心 2020-12-06 05:42

I have three tables, each have a foreign key. When I perform a join, I get duplicate columns.

Given

mysql> describe Family;
+---------------+----         


        
4条回答
  •  伪装坚强ぢ
    2020-12-06 06:35

    According to oreilly,

    Look for an explain plan.
    You can do a _select x from y inner join.... where w=z ... this is just an example

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