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oracle case when then 用法

SELECT D.DEPT_CODE, SUM(T.GATHER_ZONE_PLAN_NUM), SUM(T.ZONE_PLAN_NUM), SUM(T.GATHER_ZONE_ACTUAL_NUM), SUM(T.ZONE_ACTUAL_NUM), SUM(T.MISS_LOAD_BILL_NUM), ...

Oracle CASE WHEN THEN

taiwei.peng 评论(0) 有1209人浏览 2014-10-11 12:15

oracle case when使用介绍

CASE 语句 CASE selector WHEN value1 THEN action1; WHEN value2 THEN action2; WHEN value3 THEN action3; ….. ELSE actionN; END CASE; CASE表达式 DECLARE temp VARCHAR2(10); v_n ...