ORA-02289 sequence does not exist
Cause: The specified sequence does not exist, or the user does not have the
required privilege to perform this operation.
Action: Make sure the sequence name is correct, and that you have the right to
perform the desired operation on this sequence.
Cause: The specified sequence does not exist, or the user does not have the
required privilege to perform this operation.
Action: Make sure the sequence name is correct, and that you have the right to
perform the desired operation on this sequence.
create sequence a_seq increment by 1 start with 100;
select a_seq.nextval from dual;
a_seq.nextval
a_seq是序列
nextval是什么?
nextval是下一个数值