They have moved from looking at a single city in 6 hours to looking across the country, over thousands of stores, tens of millions of customers and terabytes of data - and doing this all in a day's work.
ພວກເຂົາໄດ້ຍ້າຍຈາກການເບິ່ງເມືອງດຽວໃນເວລາ 6 ຊົ່ວໂມງເພື່ອເບິ່ງທົ່ວປະເທດ, ໃນຫລາຍໆຮ້ານ, ຫລາຍພັນຮ້ານ, ລູກຄ້າຫລາຍສິບລ້ານຄົນແລະຂໍ້ມູນ terabytes - ແລະເຮັດວຽກນີ້ທຸກໆມື້.