1.mysql優化:
(1)SELECT * FROM PmBrand WHERE updateKey IN(1,3)
查詢時間:2.081s 2511條記錄
(2)SELECT * FROM PmBrand WHERE updateKey BETWEEN 1 AND 3
查詢時間: 0.698s 2801條記錄
1.mysql優化:
(1)SELECT * FROM PmBrand WHERE updateKey IN(1,3)
查詢時間:2.081s 2511條記錄
(2)SELECT * FROM PmBrand WHERE updateKey BETWEEN 1 AND 3
查詢時間: 0.698s 2801條記錄