You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
10 lines
190 B
10 lines
190 B
1 year ago
|
alter table road
|
||
|
|
add village_id int;
|
||
|
|
|
||
|
|
comment on column road.village_id is '所属村';
|
||
|
|
|
||
|
|
alter table road
|
||
|
|
add constraint road_village_id_fk
|
||
|
|
foreign key (village_id) references village;
|
||
|
|
|