When you build the user interface for your database application, you have choices to make about how you want to organize the display of information and the controls that manipulate that information.
One of the first decisions to make is whether you want to display a single record at a time, or multiple records.
In addition, you will want to add controls to navigate and manipulate records. The TDBNavigator control provides built-in support for many of the functions you may want to perform.
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In many applications, you may only want to provide information about a single record of data at a time. For example, an order-entry application may display the information about a single order without indicating what other orders are currently logged. This information probably comes from a single record in an orders dataset. Applications that display a single record are usually easy to read and understand, because all database information is about the same thing (in the previous case, the same order). The data-aware controls in these user interfaces represent a single field from a database record. The Data Controls category... more |
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