TOAD显示存储过程返回的游标记录集 [英] TOAD displaying cursor recordset returned by stored procedure
本文介绍了TOAD显示存储过程返回的游标记录集的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
请问如何从返回的光标中打印重新设置的结果. 下方执行正常,但我需要查看结果.
How I could print recorset result from the returning cursor, please. Down below executes fine but I need to see result.
这是TOAD中的一个块,调用程序包sp AMD_NEEDMSG:
This is block in TOAD, calling package sp AMD_NEEDMSG:
DECLARE
RETURN_RECORDSET CTI_MATRIX.AMD.REF_CURSOR;
BEGIN
CTI_MATRIX.AMD.AMD_NEEDMSG ( '88888888885', RETURN_RECORDSET );
END;
此包装规格:
CREATE OR REPLACE PACKAGE CTI_MATRIX.AMD AS
TYPE REF_CURSOR IS REF CURSOR;
PROCEDURE AMD_NEEDMSG (v_CRN IN VARCHAR2, return_recordset OUT REF_CURSOR);
END AMD;
这是程序包主体:
CREATE OR REPLACE PACKAGE BODY CTI_MATRIX.AMD AS
PROCEDURE AMD_NEEDMSG (v_CRN IN VARCHAR2, return_recordset OUT REF_CURSOR) IS
return_flag INTEGER;
row_cnt INTEGER;
number_of_days INTEGER;
var_DATE DATE;
CURSOR ACCNTSEARCH (P_CRN IN VARCHAR2) IS
SELECT DISTINCT COUNT(*) , AMD.MSG_DATE
FROM TBL_AMD_NEEDMSG AMD
WHERE AMD.PHONE_NUMBER = P_CRN AND ROWNUM = 1;
BEGIN
OPEN ACCNTSEARCH(v_CRN);
FETCH ACCNTSEARCH INTO row_cnt, var_DATE;
CLOSE ACCNTSEARCH;
IF (row_cnt = 0)
THEN
INSERT INTO TBL_AMD_NEEDMSG (PHONE_NUMBER, MSG_DATE) VALUES (v_CRN , SYSDATE);
return_flag := 1;
ELSE
SELECT SYSDATE-var_DATE INTO number_of_days FROM dual;
IF (number_of_days>7)
THEN
UPDATE TBL_AMD_NEEDMSG SET MSG_DATE = SYSDATE WHERE PHONE_NUMBER = v_CRN;
return_flag := 1;
ELSE
return_flag := 0;
END IF;
END IF;
COMMIT;
OPEN return_recordset FOR
SELECT return_flag AS ReturnFLag FROM DUAL;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
END AMD_NEEDMSG;
END AMD;
/
最重要的是,以记录集的形式向客户返回return_flag的值.
Bottom line is to return to client a value of return_flag in the form of record set.
推荐答案
要返回return_flag(整数= 1或0),您需要返回单个值而不是记录集的函数.下面是常规记录集示例-希望这会有所帮助:
To return the return_flag, which is int=1 or 0 you need function that returns a single value, not recordset. Below are general recordset examples - hope this helps:
DECLARE
TYPE empcurtyp IS REF CURSOR;
emp_cv empcurtyp;
--
TYPE namelist IS TABLE OF scott.emp.ename%TYPE;
TYPE sallist IS TABLE OF scott.emp.sal%TYPE;
names namelist;
sals sallist;
BEGIN
OPEN emp_cv FOR
SELECT ename, sal FROM scott.emp
WHERE job = 'MANAGER' ORDER BY sal DESC;
--
FETCH emp_cv BULK COLLECT INTO names, sals;
CLOSE emp_cv;
-- loop through the names and sals collections
FOR i IN names.FIRST .. names.LAST LOOP
DBMS_OUTPUT.PUT_LINE
('Name = ' || names(i) || ', salary = ' || sals(i));
END LOOP;
END;
/
-- SYS_REFCURSOR example --
DECLARE
p_rc_type SYS_REFCURSOR;
emp_rec scott.emp%ROWTYPE;
--
PROCEDURE p_Emp_Info (p_cur_var OUT SYS_REFCURSOR)
IS
BEGIN
OPEN p_cur_var FOR
SELECT ename, job FROM scott.emp WHERE job = 'MANAGER';
LOOP
FETCH p_cur_var INTO emp_rec.ename, emp_rec.job;
EXIT WHEN p_cur_var%NOTFOUND;
dbms_output.put_line(emp_rec.ename ||' '|| emp_rec.job);
END LOOP;
CLOSE p_cur_var;
END p_Emp_Info;
--
BEGIN
p_Emp_Info(p_rc_type);
END;
/
这篇关于TOAD显示存储过程返回的游标记录集的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!
查看全文