connection node_2; connection node_1; connection node_1; CREATE TABLE wsrep_local_indexes (wsrep_local_index INTEGER); INSERT INTO wsrep_local_indexes VALUES ((SELECT variable_value FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE variable_name = 'wsrep_local_index')); connection node_2; INSERT INTO wsrep_local_indexes VALUES ((SELECT variable_value FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE variable_name = 'wsrep_local_index')); connection node_1; SELECT COUNT(*) = 2 FROM wsrep_local_indexes; COUNT(*) = 2 1 SELECT COUNT(DISTINCT wsrep_local_index) = 2 FROM wsrep_local_indexes; COUNT(DISTINCT wsrep_local_index) = 2 1 SELECT COUNT(*) = 0 FROM wsrep_local_indexes WHERE wsrep_local_index NOT IN (0, 1); COUNT(*) = 0 1 DROP TABLE wsrep_local_indexes;