unsubscribe_abandoned_sets(p_failed_node integer)

Slony-I 2.2.10 Documentation
Prev | Fast Backward | Chapter 8. Schema schemadoc | Fast Forward | Next

# 8.133. unsubscribe_abandoned_sets(p_failed_node integer)

Function Properties

Language: PLPGSQL

Return Type: bigint

    declare
    v_row record;
    v_seq_id bigint;
    v_local_node int4;
    begin

    	select getLocalNodeId('_schemadoc') into
    			   v_local_node;

    	if found then
    		   --abandon all subscriptions from this origin.
    		for v_row in select sub_set,sub_receiver from
    			sl_subscribe, sl_set
    			where sub_set=set_id and set_origin=p_failed_node
    			and sub_receiver=v_local_node
    		loop
    				raise notice 'Slony-I: failover_abandon_set() is abandoning subscription to set % on node % because it is too far ahead', v_row.sub_set,
    				v_local_node;
    				--If this node is a provider for the set
    				--then the receiver needs to be unsubscribed.
    				--
    			select unsubscribeSet(v_row.sub_set,
    												v_local_node,true)
    				   into v_seq_id;
    		end loop;
    	end if;

    	return v_seq_id;
    end

Prev | Home | Next
unlockset(p_set_id integer) | Up | unsubscribeset(p_force integer, p_sub_receiver integer, p_sub_set boolean)