>> del = new oledb.oledbcommand("DELETE FROM 'TIME'", co)
The problem is here ... the query says Delete All Records
You must provide parameter like:
del = new oledb.oledbcommand("Delete from 'TIME' Where T_ID = @ID ", co)
Dim param as OleDb.OleDbParameter = New OleDb.OleDbParameter("@ID", OleDb.OleDbType.Integer))
del.Parameters.Add(param)
da.DeleteCommand = del
I hope this would help,
Zeeshan Q. Ali