Updating database in c

03-Jan-2018 00:28

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As you can see from the code, I called the Find method to find the row and called the Delete method of the Data Row.

After that I called the Data Adapter's Update method to save the changes to the database table.

The Find method returns the row with Customer Id = Tst ID.

After that I assign values of the row and call the Data Adapter's Update method. Updating data using the Data Adapter's Update method sender, System. Listing 5-50 deletes the row with the value Tst ID.

However, Im receiving this error message in my client browser interface: "Object Reference not defined for an instance of an object. Null Reference Exception: Object Reference not defined for an instance of an object." My function is only this: public bool Update Data Set (Data Set DS) So, any good soul could help me to update a data base using a daaset with functions update from Oracle Data Adapter ? Fernanda Menks Fernanda: You don't have an active instance of the dataadapter..have it declared but never initialized.

The same thing happens if I do refresh to the database in the server browser window.

Hi Dani, Any idea about what I should do to get the database updated permanently? If after you save the data you can close the application, restart it, call… continue reading »

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To continue, you must first add this website to your trusted sites in Internet Explorer. The site cannot determine which updates apply to your computer or display.… continue reading »

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