Delete the loaded data so that the initial database is empty.
删除已加载的数据,以便初始数据库为空。
The integral structure of the system consists of basic database, initial database, mid database and result database.
系统总体结构由基本数据库、原始数据库、中间数据库、结果数据库等四部分组成。
The integral structure of the system consists of basic database, initial database, mid database and result database.
系统总体结构由基本数据库、原始数据库、中间数据库、结果数据库等四部分组成。
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