text: -- triggerC.test
  -- 
  -- execsql {
  --     BEGIN;
  --       UPDATE t7 SET b=7 WHERE a = 1;
  --       SELECT rowid, * FROM t7;
  --       SELECT * FROM t8;
  --     ROLLBACK;
  -- }
  BEGIN;
  UPDATE t7 SET b=7 WHERE a = 1;
  SELECT rowid, * FROM t7;
  SELECT * FROM t8;
  ROLLBACK;