结合使用准备好的语句和游标。

Using prepared statements with a cursor.

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此外，在使用图示和游标时，可使用用来使用装置影像的命令。

In addition, commands for using device images are available when working with ICONS and cursors.

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当语句、结果集和游标不再被使用时，pureQuery 会自动关闭它们。

pureQuery helps you by automatically closing statements, result sets, and cursors when they are not in use anymore.

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