oracle 创建表

Posted 2020-10-15 blog_xiao

--创建表

create table browser_track(
btId number not null ,

opend_id varchar2(50) not null,

url_address varchar2(100) not null,

params varchar2(50) null,

stay_time number default 0 not null ,

look_time number  default 0 not null ,

behavior_name varchar2(10) not null,

behavior_id number not null,

pbehavior_name  varchar2(10) not null,

pbehavior_id number not null,

create_time timestamp not null,

primary key (btId)
);

--表注释
comment on table browser_track is ‘用户行为跟踪表‘;

--字段注释

comment on column browser_track.btId is ‘主键‘;


comment on column browser_track.opend_id is ‘opend_id‘;


comment on column browser_track.url_address is ‘url地址‘;


comment on column browser_track.params is ‘参数列表‘;


comment on column browser_track.stay_time is ‘停留时间‘;

comment on column browser_track.look_time is ‘浏览时间‘;

comment on column browser_track.behavior_id is ‘动作id‘;

comment on column browser_track.behavior_name is ‘动作名称‘;

comment on column browser_track.pbehavior_name is ‘父动作名称‘;

comment on column browser_track.pbehavior_id is ‘父动作id‘;


comment on column browser_track.create_time is ‘创建时间‘;

--索引

create index behavior_id on browser_track(behavior_id);



select t.*,t.rowid from browser_track t;

drop table browser_track;