救命~~
 
很牛的在写脚本,可是下面的结果,却让我想不通。。。。。。。。。。。。。。。。。
 
 
SQL> select id from profile where id not like ‘000%’;
no rows selected
SQL>  select count(id) from profile  where id  like ‘000%’;
COUNT(ID)
——————
            121853
SQL> select count(id) from profile id is not null;
COUNT(ID)
——————
            121854
 
搞懂了,咳咳