表变量怎么赋给记录变量
declare
type t_emp is table of emp%rowtype index by binary_integer;
v_t t_emp;
rd_emp1 t_emp;
begin
select * into v_t(7788) from emp where empno=7788;
rd_emp1:=v_t(7788); --这里会出错
dbms_output.put_line(rd_emp1.ename|);
end;
/
错误提示:表达式类型错误 和statement ignored