関連ワード:  alter table create primary key postgres    alter table add primary key postgres    alter table add constraint primary key postgres    alter table add column primary key postgresql    alter table add composite primary key postgresql    alter table add primary key auto increment postgresql    alter table add primary key using index postgres    postgres alter table add primary key with name    postgresql alter table add primary key if not exists    postgresql alter table add primary key using index  
結果 : alter table create primary key postgres