If WITH(NOLOCK) is applied to a table that has a non-clustered index then row-indexes can be changed by other transactions as the row data is ... ... <看更多>

SQL SERVER 小心使用query WITH NOLOCK: http://www.dotblogs.com.tw/ricochen/archive/2014/05/04/144966.aspx... ... <看更多>

From the view definition, we notice that there's no WITH(NOLOCK) SQL hint added to any table reference. Thus, all the reports regarding the ... ... <看更多>

This is a common practice in MSSQL to ensure complex queries don't lock the database for other read/writes. The tradeoff is that the read may be ... ... <看更多>

Agenda 前文兩種圍度的Lock Lock範圍Lock類型Update Lock 存在的意義Lock互斥Demo NoLock的隱憂Read Uncommitted 髒讀取小結前文之前有跟大家介紹資料 ... ... <看更多>