Register to receive notification messages when a table is modified.
Call wait to poll the message queue for new notifications.
- Parameters:
-
| table_name | Name of database table. |
| flags | Type of operations to watch for. May be any combination of:
|
| utid | User-supplied numeric id. This value is provided as part of the notification message. |
- Returns:
-
- See also:
- unwatch_table, wait