风不知从何处起的小屋

未修改的SQLSELECT c.* FROM cost_vehicle_inspec c WHERE c.plate_number LIKE trim( REPLACE ( concat( '%', '123', '%' ), ' ', '' ) ) OR c.plate_code LIKE trim( REPLACE ( concat( '%', '123', '%' ), ' ', '' ) ) AND c.inspec_next_time BETWEEN '2021-07-06.

1.for循环insert long start = System.currentTimeMillis(); for(int i = 0 ;i < 100000; i++) { User user = new User(); user.setId("id" + i); user.setName("name" + i); user.setPassword("password" + i); userMapper.in