The RFIDIC Security Policy Editor is a tool for specifying the rules under which data can be disclosed by the RFIDIC query interfaces. A user can.

RFIDIC Security Policy Editor是一个用来指定安全规则的工具，这些规则控制RFIDIC查询接口能够公开哪些数据。

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Use the db2exfmt tool to format the explain data generated for the query in step 4.

使用 db2exfmt 工具对第 4 步所生成的解释数据进行格式化。

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Query is one of the important topics in database , SQL is emerging as powerful tool for retrievaling about data.

查询在数据库中十分重要，而SQL是检索数据的一种强有力的工具。

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