When a dataset has related tables, Visual Studio generates a Table Adapter Manager class that you should use to do the updates.
The Table Adapter Manager ensures that updates are made the correct order based on the foreign-key constraints defined in the database.
Close() The existing records in the database are displayed on the form in detailed view via a binding navigator.
I'm looking for some help trying to figure out why I'm seeing a SQL error on an update command within vb.net, noting that my SQL experience is very limited.
I'm in the midst of building a profile system that will be used in several other tools within our company, as part of the profile system, the user's information is queried against our LDAP directory upon page load and the data stored in variables displayed in labels on the page.
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Therefore u can check beforehand if an item is already in the database, and reject it before an SQL statement is executed.
Do you update the control when u press the button to insert a item? (Call the update method of the control u use to display the items in, at the end of the Button_Click event.) What I usually did a year back, was to keep a seperate list in my code with al items of the database in it, and when an item is inserted to the db, its added to the list as well.