• 事实表可以根据一或多个外键过滤。

    The fact tables can be filtered on one or more of their foreign keys.

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  • 为简单起见,该图不含显式的外键。

    For the sake of simplicity, it contains no explicit foreign keys.

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  • 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.

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  • 它类似于关系数据库中的外键。

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

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  • 显示与一个表相关联的所有外键。

    Showing all the foreign keys associated with a table.

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  • 创建一个索引禁用的外键约束。

    Creating a foreign key constraint with index disabled.

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  • 您无需担心处理主键或外键的麻烦。

    You don't need to worry about messing around with the primary key or foreign key.

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  • 另外一种创建主键和外键的方式。

    Alternative way of creating a primary key and foreign key.

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  • 创建了表、主键、外键,和索引。

    Created the tables, primary keys, foreign keys, and indexes.

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  • 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.

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  • 对于所有主键和外键的规范。

    Specifications for all primary keys and foreign keys.

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  • 我们还知道如何在模式文件中表示外键。

    We've also seen how foreign keys are represented in the Schema files.

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  • 因此为了简化起见,本文没有使用外键。

    So to make things simpler for this article, no foreign keys are used.

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  • 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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  • 将关系映射到数据库外键。

    Mapping relationships to database foreign keys.

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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.

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  • 非标识一对一外键关系。

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

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  • 下面的代码将添加上图中的所有外键链接。

    This next section of code adds all of the foreign key links seen in the previous diagram.

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  • 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.

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  • 为基于主键、外键和索引的通用查询提供访问

    Provides access to common queries based on primary keys, foreign keys, and indexes.

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  • 关系数据库中的关系是通过使用外键来维护的。

    Relationships in relational databases are maintained through the use of foreign keys.

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  • 这样使得在关系数据库模型中导入外键更方便。

    This makes importing foreign keys easier in relational database models.

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  • 在包中显示事实表的外键。

    Expose Fact Table Foreign Keys in the package.

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  • 为此需要使用外键。

    To accomplish this, you use 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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  • 主键列、外键列和索引上使用的列的数据类型。

    Data type of primary key columns, foreign key columns, and columns used on indexes.

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  • keys视图—允许定义主键、惟一键和外键。

    Keys view a "Allows defining primary keys, unique keys, and foreign keys."

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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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