窗格会显示查询或检视表的资料表和其他表格化物件、可用的资料行以及表示资料行使用方式的图示。
The Diagram pane displays the tables and other table-structured objects for the query or view, the available data columns, and icons indicating how the columns are used.
当您使用概念模型来描述资料库中的资料时,可以透过物件查询资料,而不需要在资料库结构描述和物件模型之间来回转译。
When you use a conceptual model to describe the data in a database, you can query data through your objects instead of having to translate back and forth between a database schema and an object model.
此外,[查询和检视表设计工具]会在[图表]窗格的两个资料表或资料表值物件之间建立联结线。
In addition, the Query and View Designer creates a join line between the two occurrences of the table or table-valued object within the Diagram pane.
移除资料表或资料表值物件并不会从资料库删除任何东西,只是从目前的查询进行移除。
Removing a table or table-valued object does not delete anything from the database; it only removes it from the current query.
查询资料物件中是否有文字资料格式的资料。
Queries a data object for the presence of data in a text data format.
显示您所查询的资料表和其他资料表值物件。
The Diagram pane displays the tables and other table-valued objects that you are querying.
DAO提供了其他的物件,以便使用资料表结构、储存查询以重复使用等等,这些将于稍后说明。
DAO provides additional objects, for working with table structure, saving queries for reuse, and so on, described later.
您可以从查询移除资料表或任何资料表值物件。
You can remove a table — or any table-valued object — from the query.
如果现有的查询、检视表、使用者自订函式、预存程序或程序参考此资料表,则删除将使这些物件失效。
If existing queries, views, user-defined functions, stored procedures, or programs refer to that table, the deletion will make these objects invalid.
如果现有的查询、检视表、使用者自订函式、预存程序或程序参考此资料表,则删除将使这些物件失效。
If existing queries, views, user-defined functions, stored procedures, or programs refer to that table, the deletion will make these objects invalid.
应用推荐