set serveroutput on declare pename emp.ename%type; psal emp.sal%type; begin select ename,sal into pename,psal from emp where empno=7839; dbms_output.put_line(pename||'的薪水是'||psal); end; /
plsql 引用型变量
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转载自www.cnblogs.com/wangchuanfu/p/10963838.html
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