上季度所有月份:
SELECT TO_CHAR(ADD_MONTHS(ADD_MONTHS(TRUNC(SYSDATE, 'YYYY'),A * 3),-ROWNUM),'YYYYMM') LAST_Q
FROM (SELECT TO_CHAR(SYSDATE,'Q')-1 A FROM DUAL)
CONNECT BY ROWNUM <= 3
ORDER BY 1;
本季度所有月份:
SELECT TO_CHAR(ADD_MONTHS(ADD_MONTHS(TRUNC(SYSDATE, 'YYYY'),A * 3),-ROWNUM),'YYYYMM') LAST_Q
FROM (SELECT TO_CHAR(SYSDATE,'Q') A FROM DUAL)
CONNECT BY ROWNUM <= 3
ORDER BY 1;
**粗体** _斜体_ [链接](http://example.com) `代码` - 列表 > 引用
。你还可以使用@
来通知其他用户。