text: -- tkt-38cb5df375.test
  -- 
  -- execsql {
  --       SELECT 0 FROM (SELECT * FROM t1)
  --       UNION ALL SELECT 9 FROM (SELECT a FROM t1)
  --       LIMIT ii;
  -- }
  SELECT 0 FROM (SELECT * FROM t1)
  UNION ALL SELECT 9 FROM (SELECT a FROM t1)
  LIMIT 42;
  