• 这使得我们几乎不可能创建外键。

    This makes it virtually impossible for us to create a foreign key.

    youdao

  • 它类似于关系数据库中的外键。

    It is similar to a foreign key in a relational database.

    youdao

  • 添加或删除惟一、独特或外键约束。

    Adding or dropping unique, distinct, or foreign key constraints.

    youdao

  • 另外一种创建主键和外键的方式。

    Alternative way of creating a primary key and foreign key.

    youdao

  • 允许您定义表的主键、惟一键和外键。

    The keys view allows you to define primary, unique, and foreign keys for the table.

    youdao

  • 您为维度所选择的键必须是事实的外键。

    The keys you choose for the dimensions must be the foreign keys of the fact.

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  • 用于发现外键的跨列分析。

    Cross-column analysis for foreign key discovery.

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  • 丢失连接谓词,只在定义了外键的情况下。

    Missing join predicates, but only if a foreign key is defined.

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  • 非标识可选的外键关系。

    Non-identifying optional foreign key relationship.

    youdao

  • 非标识一对一外键关系。

    Non-identifying one-to-one foreign key relationship.

    youdao

  • 每个一对一的关联在表中任一类中充当外键。

    Each one-to-one association is buried as a foreign key in the table of either class.

    youdao

  • 为此需要使用外键。

    To accomplish this, you use foreign keys.

    youdao

  • 在所有的外键上创建一个索引。

    Create an index on all foreign keys.

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  • 一列使用一个外键链接到表单上(表中的一行)。

    One column links to the form (the row in the table) using a foreign key.

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  • 如何在模型的外键关联的一些价值?

    How to associate some value in model with ForeignKey?

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  • 所有DOC_ID都是惟一的,以满足外键约束。

    All DOC_IDs are unique to meet the foreign key constraints.

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  • 通过向导还可以添加更多的列、主键和外键等等。

    You can add more columns, primary and foreign keys, and more with the wizard.

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  • 一些信息,比如列索引和外键,省略。

    Some information, like column indexes and foreign keys, is omitted.

    youdao

  • keys视图允许定义表的主键、惟一键和外键。

    The keys view allows you to define primary, unique, and foreign keys for the table.

    youdao

  • 在包中显示事实表的外键。

    Expose Fact Table Foreign Keys in the package.

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  • 我们的虚拟外键基于TB_RIGHT表的两个列。

    Our virtual foreign key is based on two columns from the TB_RIGHT table.

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  • 可以单击此表中的外键所引用的任何表。

    You can click any table that this table references by a foreign key.

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  • 然而,不管是父表还是子表,目前还不支持复制外键。

    However, it does not currently support copying of foreign keys, either parent or child.

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  • 在哪里把用户在这许多许多外键关系吗?。

    Where to put the user foreign key in this many to many relationship?

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  • 创建一个外键,以便将这个新表与已有的雇员表相连接。

    Create a foreign key to link this new table with the existing employee table.

    youdao

  • 它是可能的不同的排序规则创建2列外键?

    Is it possible to create a Foreign Key on 2 columns with differing Collations?

    youdao

  • 外键方也由键符号表示。

    The foreign key side is also denoted by a key symbol.

    youdao

  • 当将数据分解成多个具有外键关系的表时,这尤其重要。

    This is important when data is decomposed into multiple tables having foreign key relationship.

    youdao

  • 为了确保数据一致性,强烈推荐使用这些外键。

    I do strongly recommend their use in order to ensure data consistency.

    youdao

  • 一个一对多关联被映射到“many ”表的一个外键。

    A one-to-many association is specifically mapped to a foreign key in the "many" table.

    youdao

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