# Db普通删除 删除数据表中数据 ```java //主键id删除 int delete = Db.name("dt_record_ext").whereId(161).delete(); //where条件删除 int delete = Db.name("dt_record_ext").where("uid", 1).delete(); //主键id删除 int dt_flag = Db.name("dt_record_ext").delete(1); ```