oracle sql行轉列 列轉行 不定行 不定列

select * from V_TEST_TEST_TEMP

 

select * from （select NAME,NUMS from V_TEST_TEST_TEMP）pivot  (max(NUMS) for NAME in ( 'a','b','c' ));

select * from （select NAME,NUMS from V_TEST_TEST_TEMP）pivot  (max(NUMS) for NAME in ( 'a'  as a,'b','c' ));

 

SELECT NAME,
SUM(DECODE(NAME,'a',NUMS,0)) AS a,
SUM(DECODE(NAME,'b',NUMS,0)) AS b,
SUM(DECODE(NAME,'c',NUMS,0)) AS c 
FROM V_TEST_TEST_TEMP GROUP BY NAME ORDER BY NAME