请高手指点一下，我在程序里面用到这样一个sql语句：
insert into t_a(select * from t_b order by stattime fetch first 10 rows only) insert into t_a(s
insert into t_a(select * from t_b order by stattime fetch first 10 rows only) insert into t_a(s
阅读背景：
fetch first n rows only 查询到的数据集不准确
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