SELECT @pids := 571 as pid
时间: 2024-04-01 11:08:04 浏览: 21
回答: 在这个SQL语句中,SELECT @pids := 571 as pid的意思是将变量@pids赋值为571,并将其别名设置为pid。\[1\]这个语句将变量@pids赋值为571,可以在后续的查询中使用。
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