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Command Text = "Update tbl1 set fld1 = 'test' where ID = 1" da.
Update() method to do anything (it thinks that the data Row not changing) . Below is my codes for declaring Update Command and the parameters Db Update Command1.
Update(shugah Customer DS); (i assume that this will update the database) And to add some more doubt to myself, im following example in the book Visual C#. if you are using Binding Source with the Data Grid View, you should code (my code in vb but i guess you know what I mean) Customer Binding Source. Update(shugah Customer DS) If you are not using Binding Source Shugah DA. The application too didn't make any changes to the database after updating the Data Set.
Hi Samir The command Text was generated by VS itself i don't know why it append \r\n in it, anyway i've changed it (but still is not working) And yeah, i have a line Shugah DA. First open the Data Set in the designer, click on the table you are working on, click on the Table Adapter and check if it has Update command, check the command Text and if the Parameter is correct. Sorry was missing in action for 4 days, went to travel. Yes, my Shugah DA is oledb Data Adapter, and the dataset is generated at design time. If you still remember that i said i've been following an example in the book, i've just found out something is wrong in the example too.
encounters a change to a Data Row, it uses the Insert Command, Update Command, or Delete Command to process the change. Rows(0) category Row("Category Name") = "New Beverages" adapter. Write Line("Rows after update.") Dim row As Data Row For Each row In category Table. Write Line(": ", row(0), row(1)) Next End Using End Sub either by returning the auto-increment value as an output parameter of a stored procedure and mapping that to a column in a table, by returning the auto-increment value in the first row of a result set returned by a stored procedure or SQL statement, or by using the are sent to the data source is important.
This allows you to maximize the performance of your ADO. For example, if a primary key value for an existing row is updated, and a new row has been added with the new primary key value as a foreign key, it is important to process the update before the insert. By specifying a subset of rows to be updated, you can control the order in which inserts, updates, and deletes are processed.
What I did was to assign a datarow object to the row I wanted to update and Parameters to the Update Command and modified the commandtext to use parameters.