The rules of geodatabase can be classified into attribute field rules, relation rules, and connection rules.

地理数据库的规则具体可分为属性域规则、关系规则和连接规则三大类。

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The rules of geodatabase can be classified into attribute field rules, relation rules, and connection rules.

地理数据库的规则具体可分为属性域规则、关系规则和连接规则三大类。

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