??????????????
???????????? ???????[ 2016/3/8 10:41:43 ] ?????????????
???????????????ACID
????Atomicity:?????
????Consistency:?????
????Isolation:??????
????Duration:?????
??????SQL????ж???????????????????
????1??read uncommitted δ????
?????????е???????????????????????????????????????????????δ?????????????????????
????2??read committed ????
???????????????????????oracle?????????????MySQL?????????????
?????????????壺??????????????????“????”?????????????????????
???????仰??????????????????????????????????????????????????????
????3??repeatable read ???????
????????????????????д????????????????д??????????????????????MySQL???????????
????4??serializable ????л?
??????????????Serializable??????????????????????????????????′????????????????????
??????
???·???
??????????????????
2023/3/23 14:23:39???д?ò??????????
2023/3/22 16:17:39????????????????????Щ??
2022/6/14 16:14:27??????????????????????????
2021/10/18 15:37:44???????????????
2021/9/17 15:19:29???·???????·
2021/9/14 15:42:25?????????????
2021/5/28 17:25:47??????APP??????????
2021/5/8 17:01:11