Vb net adapter rowupdating
That is these two objects combine to enable both data access and data manipulation capabilities.
The Data Adapter can perform Select , Insert , Update and Delete SQL operations in the Data Source.
Ole Db Rownt Args) End Sub Here the argument e will have one member Row, this e. Now this row will (in Update case) have two values for each Column, one called Original one called Current, in case of Insert it will just have one value for each column. Another thing is that do I have to call the Insert Block function in the class to insert a row or somehow the CMDInsert Blocks command object will be called to insert the row. In traditional visual basic , we have to call the function in the class.
but when i call the update method , the Row Updating event does not execute.
From the following links describe how to use Sql Data Adapter and Ole Db Data Adapter in detail.
Current) so that the stored procedure compares the old value with existing data in Database finds the particular row and then assigns the new value and stores it. Row Updating where objblocks is the object of the class. How the parameter are passed to say oledbinsertcommand1 query. This is the function in the class Public Sub Insert Block(By Val pstr Dist Code As String, By Val pstr Dist Name As String, By Val pstr Block Code As String, By Val pstr Block Name As String) DAOne Block.