Programming> Asp. Net 3.5 development example analysis> discussing the gridview Control

The precision substance of the gridview control: primary key value, table, selection, editing, deletion, paging, sorting, and event.
The Movement process of the gridview control:
1. Use a table to display data in a database table.
2. You can select a row of the table to pass the primary key value.
3. You can edit a row of a table and update a row based on the primary key value.
4. You can delete a row of a table based on the primary key value.
5. Paging and sorting data.
6. Select, edit, and delete to trigger an event to verify data modification.
7. Two people modify the value of the same field at the same time, trigger concurrent access events, set the frozen time after modification, and thus control concurrent access.