SQL> set serveroutput on
SQL> declare
2 a number(5,2);
3 b number;
4 begin
5 a:=1;
6 select vsize(a) into b from dual;
7 dbms_output.put_line(b);
8 end;
9 /
2
SQL> declare
2 a number(5,2);
3 b number;
4 begin
5 a:=1;
6 select vsize(a) into b from dual;
7 dbms_output.put_line(b);
8 end;
9 /
2
解决方案 »
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