Rowupdating change

17 Jan

NET allows a Data Adapter to group INSERT, UPDATE, and DELETE operations from a Data Set or Data Table to the server, instead of sending one operation at a time. Every row update involved a network round-trip to the database. NET 2.0, the Db Data Adapter exposes an Update Batch Size property. Product Category " _ & "WHERE Product Category [email protected] Cat ID;", connection) adapter. If no rows are being processed, throws an Argument Null Exception.

The above piece of code will also do the same as label in Item Template and Textbox in the Edit Item Template.

By default all the boundfields will be trasferred as Textboxes in Edit Mode.

The reduction in the number of round trips to the server typically results in significant performance gains. Setting the to 0 will cause the Data Adapter to use the largest batch size that the server can handle. Use the Row Count property to return the number of rows processed before calling the Copy To Rows method.

If the row had been modified, it called the appropriate , depending on the value of the Row State property for that row. Delete Command = New Sql Command( _ "DELETE FROM Production. The Copy To Rows method of the Row Updated Event Args class allows you to access the processed rows by copying references to the rows into an array.

When batch updates are enabled, the Updated Row Source property value of the Data Adapter's should be set to None or Output Parameters. Insert Command = New Sql Command( _ "INSERT INTO Production. The data provider and the back-end database server determine which SQL constructs are supported for batch execution.