2008年SQLSERVER,我有一個表是這樣的:在SQLSERVER,如何加入多行一列成單行多列
+--------+--------------------+--------------+
some_key | some_discriminator | some_column
-------- | ------------------ | -------------
K1 | D1 | V1
K1 | D2 | V2
K2 | D1 | V3
K2 | D2 | V4
,我想運行一個查詢這產生:
+--------+------+--------
some_key |D1 | D2
---------|---------------
K1 | V1 | V2
K2 | V3 | V4
你可以在這篇文章中找到部分答案=> http://stackoverflow.com/questions/39390972/sql-server-pivot-only-on-a-part-of-the-result/39392731#39392731 –