sql 创建数据库表结构

-- Create table
create table MNT_USER
(
id NVARCHAR2(50) not null,
name NVARCHAR2(50),
phone NVARCHAR2(50),
idcard NVARCHAR2(50),
email NVARCHAR2(100),
data_status NVARCHAR2(12) default 0,
mnt_org_no NVARCHAR2(50)
)
tablespace DTER_DATA
pctfree 10
initrans 1
maxtrans 255
storage
(
initial 64
next 1
minextents 1
maxextents unlimited
);
-- Add comments to the table 
comment on table MNT_USER
is '维保人员表';
-- Add comments to the columns 
comment on column MNT_USER.id
is '主键';
comment on column MNT_USER.name
is '姓名';
comment on column MNT_USER.phone
is '电话';
comment on column MNT_USER.idcard
is '身份证';
comment on column MNT_USER.email
is '邮箱';
comment on column MNT_USER.data_status
is '数据状态';
comment on column MNT_USER.mnt_org_no
is '维保单位id';
-- Create/Recreate primary, unique and foreign key constraints 
alter table MNT_USER
add constraint PK_MNT_0001 primary key (ID)
using index 
tablespace DTER_DATA
pctfree 10
initrans 2
maxtrans 255
storage
(
initial 64K
next 1M
minextents 1
maxextents unlimited
);