text: -- descidx3.test
  -- 
  -- execsql {
  --       UPDATE t1 SET b=2;
  --       SELECT i FROM t1 WHERE a IN (1,2) AND b>0 AND b<'zzz';
  -- }
  UPDATE t1 SET b=2;
  SELECT i FROM t1 WHERE a IN (1,2) AND b>0 AND b<'zzz';