彼时流年似流水

摘要： // 获取当前的日期时间 LocalDateTime currentTime = LocalDateTime.now(); System.out.println("当前时间: " + currentTime); //以年月日输出 LocalDate date1 = currentTime.toLoc 阅读全文

摘要： with recursive census (select c1.* from census_unit c1 where c1.id=# union select c2.* from census_unit c2 inner join census c3 on c3.id=c2.p_id ) sel 阅读全文