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select /*+USE_HASH(t1,A)*/ top 200 unique_code,DH,ZTM,MLH,MJ,ZTC,AJH,OPEN_FLAG,QZH from (select row_number() over(order by UNIQUE_CODE desc) as rownumber,* from t_ar_00W3_base t1 where DELETE_FLAG='0' and TEMP_FORMAL in('formal') AND QZH = 'jl002') A where rownumber > 0
select /*+USE_HASH(t_ar_00W3_base,A)*/ top 200 unique_code,DH,ZTM,MLH,MJ,ZTC,AJH,OPEN_FLAG,QZH from (select row_number() over(order by UNIQUE_CODE desc) as rownumber,* from t_ar_00W3_base t1 where DELETE_FLAG='0' and TEMP_FORMAL in('formal') AND QZH = 'jl002') A where rownumber > 0
只能说试试