--表建立 CREATE TABLE "UNAME"."student"("ID" NUMBER(10) NOT NULL, "NAME" VARCHAR2(30) NOT NULL, "SEX" VARCHAR2(2) NOT NULL, "ADDRESS" VARCHAR2(50) NOT NULL, "POSTCODE" VARCHAR2(10) NOT NULL, "BIRTHDAY" VARCHAR2(20) NOT NULL) TABLESPACE "SPNAME" ;CREATE TABLE student("ID" NUMBER(10) NOT NULL, "NAME" VARCHAR2(30) NOT NULL, "SEX" VARCHAR2(2) NOT NULL, "ADDRESS" VARCHAR2(50) NOT NULL, "POSTCODE" VARCHAR2(10) NOT NULL, "BIRTHDAY" VARCHAR2(20) NOT NULL) --过程建立 CREATE OR REPLACE PACKAGE pkg_test AS TYPE myrctype IS REF CURSOR; PROCEDURE get (p_id NUMBER, p_rc OUT myrctype); END pkg_test; /CREATE OR REPLACE PACKAGE BODY pkg_test AS PROCEDURE get (p_id NUMBER, p_rc OUT myrctype) IS sqlstr VARCHAR2 (500); BEGIN IF p_id = 0 THEN OPEN p_rc FOR SELECT ID, NAME, sex, address, postcode, birthday FROM student; ELSE sqlstr := 'select id,name,sex,address,postcode,birthday from student where id=:w_id'; OPEN p_rc FOR sqlstr USING p_id; END IF; END get; END pkg_test; / 过程正确但无法调用!
SQL> declare
2
3 o_UserID varchar2(20);
4 i_UserID integer;
5 begin
6 o_UserID := '000000';
7 i_UserID :=1;
8 spc(i_UserID , o_UserID);
9 dbms_output.put_line(o_UserID);
10 end;
11 /PL/SQL 过程已成功完成。SQL> select o_userid from dual
2 ;
select o_userid from dual
*
ERROR 位于第 1 行:
ORA-00904: 无效列名
用pl/sql比较好用呀。马上就看到结果了。
CREATE TABLE "UNAME"."student"("ID" NUMBER(10) NOT NULL, "NAME"
VARCHAR2(30) NOT NULL, "SEX" VARCHAR2(2) NOT NULL, "ADDRESS"
VARCHAR2(50) NOT NULL, "POSTCODE" VARCHAR2(10) NOT NULL,
"BIRTHDAY" VARCHAR2(20) NOT NULL)
TABLESPACE "SPNAME" ;CREATE TABLE student("ID" NUMBER(10) NOT NULL, "NAME"
VARCHAR2(30) NOT NULL, "SEX" VARCHAR2(2) NOT NULL, "ADDRESS"
VARCHAR2(50) NOT NULL, "POSTCODE" VARCHAR2(10) NOT NULL,
"BIRTHDAY" VARCHAR2(20) NOT NULL) --过程建立 CREATE OR REPLACE PACKAGE pkg_test
AS
TYPE myrctype IS REF CURSOR; PROCEDURE get (p_id NUMBER, p_rc OUT myrctype);
END pkg_test;
/CREATE OR REPLACE PACKAGE BODY pkg_test
AS
PROCEDURE get (p_id NUMBER, p_rc OUT myrctype)
IS
sqlstr VARCHAR2 (500);
BEGIN
IF p_id = 0 THEN
OPEN p_rc FOR
SELECT ID, NAME, sex, address, postcode, birthday
FROM student;
ELSE
sqlstr :=
'select id,name,sex,address,postcode,birthday
from student where id=:w_id';
OPEN p_rc FOR sqlstr USING p_id;
END IF;
END get;
END pkg_test;
/
过程正确但无法调用!