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After this, you can proceed to build your ADO-based VB database applications. The following example will illustrate how to build a relatively powerful database application using ADO data control. After this, you can proceed to build your ADO-based VB database applications. To do this, simply press Ctrl T to open the components dialog box and select Microsoft Active X Data Control 6. Secondly, insert the ADO data control and name it as ado Books and change its caption to book. The following example will illustrate how to build a relatively powerful database application using ADO data control. First of all, name the new form as frm Book Title and change its caption to Book Titles- ADO Application.
Properties class Program Data Adapters and Data Readers Row States and Row Versions Accept Changes and Reject Changes Merging Data Set Contents Retrieving Identity or Autonumber Values ADO. To overcome these limitations, we can use a much more powerful data control in Visual Basic, known as ADO control. As ADO is Active X-based, it can work in different platforms and different programming languages. However, data control is not a very flexible tool as it could only work with limited kinds of data and must work strictly in the Visual Basic environment. The runtime interface of this program is shown in the diagram below, it allows adding and deletion as well as updating and browsing of data. To connect ADO to this database file , follow the steps below: a) Click on the ADO control on the form and open up the properties window. To be able to access and manage a database, you need to connect the ADO data control to a database file. b) Click on the Connection String property, the following dialog box will appear.