摘要: SELECT regexp_substr('文字·1000号文字','[0-9]+') FROM dual; 阅读全文
posted @ 2021-09-02 11:22 梦幻&浮云% 阅读(203) 评论(0) 推荐(0)
摘要: --分组加排序,数据量大时结果会比较慢 SELECT listagg(t.ename,',') WITHIN GROUP(ORDER BY t.sal) FROM scott.emp t;SELECT listagg(t.ename,';') WITHIN GROUP(ORDER BY t.sal) 阅读全文
posted @ 2021-09-02 11:19 梦幻&浮云% 阅读(2096) 评论(0) 推荐(0)
摘要: DBMS_OUTPUT.PUT_LINE(V_SQL) 报错:ora-06502 缓存区太小修改:(分段打印)for i in 1..5 loop DBMS_OUTPUT.PUT_LINE(substr(V_SQL,1500*(i-1)+1,1500)); end loop; 阅读全文
posted @ 2021-09-02 11:17 梦幻&浮云% 阅读(276) 评论(0) 推荐(0)
摘要: CREATE OR REPLACE FUNCTION LTOU -- 小写金额转换成大写( n_LowerMoney IN NUMBER)RETURN VARCHAR2ASv_LowerStr VARCHAR2(200); -- 小写金额v_UpperPart VARCHAR2(200);v_Upp 阅读全文
posted @ 2021-09-02 11:08 梦幻&浮云% 阅读(394) 评论(0) 推荐(0)