Description
INSERT INTO t_delta (WITH v1(c1) as (values (1)) select 1, 2,3 from v1); OK
INSERT INTO t_delta WITH v1(c1) as (values (1)) select 1, 2,3 from v1; FAIL
INSERT INTO t_delta (WITH v1(c1) as (values (1)) select 1, 2,3 from v1); OK
INSERT INTO t_delta WITH v1(c1) as (values (1)) select 1, 2,3 from v1; FAIL