create function k_get_node_weigth (node INT, user INT) returns DOUBLE
BEGIN
declare vector,node2,len,n_owner,offset int;
declare final,n_weight,o_weight,s_weight double;
select node_vector into vector from nodes where node_id = node;
create function k_get_node_weigth (node INT, user INT) returns DOUBLE
BEGIN
declare vector,node2,len,n_owner,offset int;
declare final,n_weight,o_weight,s_weight double;
select node_vector into vector from nodes where node_id = node;