以下语句在同一台PC的不同实例：SQL Server 2012及SQL Server 2008 r2版本中，分别执行时间为 SQL Server 2012居然耗时达到317秒，而SQL Server 2008R2版，只需要大约6秒钟。 知道的同学请回复一下，这个差异是为什么？谢了。

One of the most common problems when running SQL Servers is slow queries. The help desk or database team usually hears that described as the application is slow or ...

SQL Server 2022: Here’s what you need to know Your email has been sent Three decades on, SQL Server is still a database workhorse that powers both an internal line ...