They can also be used to return result sets to the calling program.
它们还可以用来将结果集返回给调用程序。
Return result sets that include many rows, from several thousand to several million rows.
返回包括很多行的结果集，从数千行到数百万行。
Return result sets that include many rows, from several thousand to several million rows.
返回包括很多行的结果集，从数千行到数百万行。
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