Oracle学习：PL_SQL——SQL语句的运用

declare
v_ename emp.ename%type;
v_sal emp.sal%type;
begin
select ename.sal into v_ename.v_sal from emp where empno=7369;
dbms_output.put_line(v_ename ||' '||v_sal) end;

declare
v_loc dept.loc%type:='bj';
begin
insert into dept values(v_loc);
commit;
end;

declare
v_loc dept.loc%type:='bj';
begin
update emp set sal=sal/2 where loc=v_loc;
dbms_output.put_line(sql%rowcount || '条记录被影响');
commit;
end;