If there is a set of rows to be updated, some may be successful and some may fail.
如果有多个数据行需要更新,则某些可能会更新成功,某些则会更新失败。
Stored procedures can return zero or more result sets, each consisting of a set of rows.
存储过程可以返回零个或更多的结果集,每个结果集由一组行组成。
As our command text is a query, by issuing, it would return a set of rows which we should store somewhere.
当我们的命令文本查询时,通过处理,它会返回一个行的集合,我们应该把这个集合存储到某些地方。
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