text: -- Create table
  create table MENUINFO
  (
    MENUID   NUMBER(30) not null,
    PARENTID NUMBER(30),
    MENUNAME     VARCHAR2(50),
    HELP     VARCHAR2(2048),
    LINKURL  VARCHAR2(128),
    ORDERNUM NUMBER(8) default 0,
    MENUTYPE VARCHAR2(20)
  );
  -- Add comments to the columns 
  comment on column MENUINFO.MENUID
    is '菜单编号';
  comment on column MENUINFO.PARENTID
    is '父级编号';
  comment on column MENUINFO.MENUNAME
    is '菜单名称';
  comment on column MENUINFO.HELP
    is '帮助信息';
  comment on column MENUINFO.LINKURL
    is '链接';
  comment on column MENUINFO.ORDERNUM
    is '顺序';
  comment on column MENUINFO.MENUTYPE
    is '菜单类型：mo或者weixin';