Dataadapter update not updating database
NET, Part 2 Pages: 1, 2, 3, 4 Because Data Sets are always disconnected from their data sources, making changes in a Data Set never has any effect on the data source.
To propagate changes, additions, and deletions back to a data source, call the Sql Data Adapter class's Update method, passing the Data Set and the name of the table that is to be updated. Update(ds, "Categories") ' Close the database connection. Close( ) Step 5 forces the Sql Command Builder object to generate SQL statements for performing the database update, insert, and delete operations. Select("Category Name = 'Dairy Products'")(0) ' Change the value in the Description column.
Step 1Create a Windows Forms Application Project, and place a Data Grid View on the form. As: Points of Interest You can insert a row and click the update button; a row in the database will be inserted.
Step 2Click on the pin button on right-up side of Data Grid View and click add project Data Source. If you update any cell and click the update button, then the database will be updated.
you can even use Stored Procedure or any thing you want but store result into Sql Data Adapter.
Introduction A Data Grid View control can be used to display data from a database.
NET Framework data provider to connect to a data source and Command objects to retrieve data from and resolve changes to the data source.
The Sql Data Adapter uses the Connection object of the .SSW will look at your Website Design and Development needs and help you design and implement an effective Website. So Let’s start with post with a very often situation in our coding life.Dim autogen As New Sql Command Builder(da) ' Load a data set. Fill(ds, "Categories") ' Get a reference to the "Categories" Data Table. This property contains an Sql Parameter Collection object that in turn contains one Sql Parameter object for each formal parameter. The Sql Parameter object's Parameter Name property matches the name of the formal parameter (including the ""), the Source Column property contains the name of the column from which the value is to come, and the Source Version property specifies the version of the value that is to be used. Add( _ New Sql Parameter("@Description", Sql Db Type. The properties of the Sql Data Adapter Object update the database with the data modifications, that are run on a Data Set object.