4
我有一个SELECT语句UNPIVOTSQL逆透视与行号
SELECT dycd_acnam, dycd_dynam, dycd_value
FROM GCATT.dbo.tblDaycode UNPIVOT (
dycd_value FOR dycd_dynam IN (
Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday)
) AS pvtDaycode
GROUP BY dycd_acnam, dycd_dynam, dycd_value
,并返回像
dycd_acnam | dycd_dynam | dycd_value
----------------------------------------
MT | Monday | 1
MT | Tuesday | 1
MT | Wednesday | 0
MT | Thursday | 0
值我怎样才能行dycd_acnam
前添加行号?试过RANK()
但它返回错误的值。我想尽量避免使用#Temp表格。
是如何计算的'row_number'? –
依次。就像一个标识行一样。 – ELM