[英]Oracle - Error: 'ORA-01400: cannot insert NULL into
I'm trying to insert a record into a table, but getting the error - 我正在尝试将记录插入表中,但出现错误-
'ORA-01400: cannot insert NULL into (....'. The table structure is:
'ORA-01400:无法将NULL插入(....)。表结构为:
I migrate from Mysql to Oracle. 我从Mysql迁移到Oracle。
On Mysql this works, but on Oracle it is not working. 在Mysql上可以,但是在Oracle上则不能。 How can I fix this?
我怎样才能解决这个问题? Do I need write all column insert query or unselect not null option
我是否需要编写所有列插入查询或取消选择非空选项
Try this: 尝试这个:
create or replace trigger EDITIONS_COR
before insert or update on EDITIONS
for each row
begin
if INSERTING then
select EDITIONS_SEQ.nextval into :new.ID from DUAL;
end if;
:new.CORDATE:=SYSDATE;
:new.USERNAME:=USER;
end;
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