Using database diagrams you can create and modify tables, columns, relationships, and keys.

使用数据库关系图可以创建和修改表、列、关系和键。

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The user needs to have rights to create, modify, and delete tables in the SAMPLE database.

该用户需要在 SAMPLE 数据库中创建、修改和删除数据表的权利。

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Create or modify joins between tables and table-valued objects.

建立或修改资料表和资料表值物件之间的联结。

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