Oracle中，有一个名为seq的序列对象，以下语句能返回序列值但不会引起序列值增加的是( )
select seq.ROWNUM from dual;
select seq.ROWID from dual;
select seq.CURRVAL from dual;
select seq.NEXTVAL from dual;
青云测评
青云测评
Oracle中，有一个名为seq的序列对象，以下语句能返回序列值但不会引起序列值增加的是( )
select seq.ROWNUM from dual;
select seq.ROWID from dual;
select seq.CURRVAL from dual;
select seq.NEXTVAL from dual;
