下面这段代码的:salary是不是在这个块外面也是有效的？
DECLARE
v_salemp.sal%TYPE;
BEGIN
SELECTsal
INTOv_sal
FROMemp
WHEREempno = 7369;
:salary := v_sal;
END;
[解决办法]
- SQL code
C:\Users\thinkpad-zph>sqlplus scott/tigerSQL*Plus: Release 10.2.0.1.0 - Production on 星期四 11月 17 14:39:43 2011Copyright (c) 1982, 2005, Oracle. All rights reserved.连接到:Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - ProductionWith the Partitioning, OLAP and Data Mining options[SCOTT@myoracle] SQL>var salary number;[SCOTT@myoracle] SQL>DECLARE 2 v_sal emp.sal%TYPE; 3 BEGIN 4 SELECT sal 5 INTO v_sal 6 FROM emp 7 WHERE empno = 7369; 8 :salary := v_sal; 9 END; 10 /PL/SQL 过程已成功完成。[SCOTT@myoracle] SQL>print salary SALARY---------- 800[SCOTT@myoracle] SQL>