一 问题描述:

1.1 建表语句

-- drop datle

drop table CMS_CHANNEL;

-- Create table

create table CMS_CHANNEL

(

ID NUMBER not null,

PARENT_ID NUMBER,

NAME VARCHAR2(100),

KEYWORDS VARCHAR2(100),

CHANNEL_URL VARCHAR2(500),

OUT_SITE_URL VARCHAR2(200),

SHOW_POSTION NUMBER,

SHOW_LOCATION NUMBER,

STATUS NUMBER,

ACTION_FLAG NUMBER,

INDUSTRY_ID NUMBER,

ID_NO VARCHAR2(50),

LANGUAGE NUMBER,

CLIENT NUMBER,

CREATE_TIME TIMESTAMP(6),

UPDATE_TIME TIMESTAMP(6)

) ;

-- Add comments to the table

comment on table CMS_CHANNEL is '栏目管理表';

-- Add comments to the columns

comment on column CMS_CHANNEL.ID is '栏目主键';

comment on column CMS_CHANNEL.PARENT_ID is '父栏目ID(根目录为0)';

comment on column CMS_CHANNEL.NAME is '栏目名称';

comment on column CMS_CHANNEL.KEYWORDS is '关键词';

comment on column CMS_CHANNEL.CHANNEL_URL is '栏目路径';

comment on column CMS_CHANNEL.OUT_SITE_URL is '站外路径';

comment on column CMS_CHANNEL.SHOW_POSTION is '显示顺序';

comment on column CMS_CHANNEL.SHOW_LOCATION is '显示位置';

comment on column CMS_CHANNEL.STATUS is '状态';

comment on column CMS_CHANNEL.ACTION_FLAG is '删除标识';

comment on column CMS_CHANNEL.INDUSTRY_ID is '行业类别';

comment on column CMS_CHANNEL.ID_NO is '栏目管理表ID编码';

comment on column CMS_CHANNEL.LANGUAGE is '语言';

comment on column CMS_CHANNEL.CLIENT is '显示的客户端';

comment on column CMS_CHANNEL.CREATE_TIME is '创建时间';

comment on column CMS_CHANNEL.UPDATE_TIME is '更新时间';

-- Create/Recreate primary, unique and foreign key constraints

alter table CMS_CHANNEL

add primary key (ID)

using index

tablespace DSW

pctfree 10

initrans 2

maxtrans 255

storage

(

initial 64K

minextents 1

maxextents unlimited

);

-- Create sequence

create sequence CMS_CHANNEL_SEQ

minvalue 1

maxvalue 999999999999999999999999999

start with 1

increment by 1

cache 20;

--Create trigger

create or replace trigger CMS_CHANNEL_TRI

before insert on CMS_CHANNEL

REFERENCING OLD AS "OLD" NEW AS "NEW" FOR EACH ROW

begin

SELECT CMS_CHANNEL_SEQ.NEXTVAL INTO :NEW.ID FROM DUAL;

end;

二 项目启动后,页面显示

三 原因分析:

3.1 先检查数据库保存的数据

3.2 查看mybatis配置

这边配置错了，故需要改成正确的配置为: