它们还可以用来将结果集返回给调用程序。
They can also be used to return result sets to the calling program.
在SQL过程中,可以将状态设置为返回给调用程序。
In an SQL procedure, you can set the status to be returned to the calling program.
然后,在你的最后一行,把这个变量返回给调用程序。
And then, on your last line of code, you return that variable to the calling program.
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