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In summary, you should avoid soft and hard parses as
much as possible because they inhibit the scalability of applications.

The result of a parse operation is a parent cursor and a child cursor stored in the library cache.

The key information related to a parent cursor is the text of a SQL statement.

Therefore,
several SQL statements share the same parent cursor if their text is exactly the same
posted on 2010-04-08 14:08 JavaCoffe 阅读(176) 评论(0)  编辑  收藏 所属分类: Oralce&&PL/SQL

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