pub unsafe extern "C" fn dpiConn_unsubscribe(
conn: *mut dpiConn,
subscr: *mut dpiSubscr,
) -> c_intExpand description
Unsubscribes from the events that were earlier subscribed to via the
function dpiConn_subscribe(). Once this function completes
successfully no further notifications will be sent for this subscription.
Note that this method does not generate a notification either.
The function returns DPI_SUCCESS for success and DPI_FAILURE for failure.