hive不支持limit m,n ??
比如：
select * form t1 where dt = '2019-03-17' order by id limit 10,10; -- 查询id=11到id=20的10条记录
就报错：FAILED: ParseException line 1:56 missing EOF at ',' near '10'
select * form t1 where dt = '2019-03-17' order by id limit 10；--正确
难怪小公司那么挑剔，让你们这些大佬把位置拿了
