TheCommon Table Expression (CTE)was introduced earlier in the SQL Server 2005. The CTE defines about a temporary view, which can be referenced in the same query just as a view . The CTE’s can be used and compiled in exactly the same ways that simple Subqueries are being used. It can ...
Virtual log file growth In previous versions of SQL Server, if the next growth is more than 1/8 of the current log size, and the growth is less than 64 MB, four VLFs were created. In SQL Server 2022 (16.x), this behavior is slightly different. Only one VLF is created if the grow...
SQL Server 2017 (14.x) on Windows and Linux CTP 1 is now a supported target platform for migration. This feature is in technical preview and allows schema and data movement to target SQL Server instances. SSMA now supports automatic updates to download the latest version of SSMA as soon as...
Azure Table Storage, which I wrote about in my July 2010 Data Points column (msdn.microsoft.com/magazine/ff796231), is an example of a key-value pair NoSQL store. I should first address the definition of NoSQL. It’s become a bit of a ubiquitous and possibly overused term. The term ...
Each value in the column represents a reusable calculation, or calculation item, that can be applied to any of the measures. A calculation group can have any number of calculation items. Each calculation item is defined by a DAX expression. To learn more, see Calculation groups. Governance ...
Secondary sites in System Center 2012 Configuration Manager have the following differences from secondary sites in Configuration Manager 2007: SQL Server is required and SQL Server Express will be installed during site installation if required.
What is SQL, in the SQL Server, is a common question asked. This article is meant to answer that question, while providing some history and context.
Informix Server Workgroup Edition now supports FRAGMENT BY EXPRESSION partial index. Partial Index enables users to index only a subset of rows of a given table. By allowing to suppress indexing of certain values, indexes are kept small and efficient. For more information, seePartial Index in Fra...
Common Table Expression MySQL 8.0 带来了支持递归的公用表达式的功能。非递归的公用表达式由于允许由form子句派生的临时表的原因可以被多次引用,因而被解释为改进型的派生表(from子句中的临时表)。而递归的公用表达式则由一组原始住居,经过处理后得到新的一组数据,再被带入处理得到更多的新数据,循环往复直到再也无法...
So, to use the proper terminology, this article is about Domain Services. But to be clear, this is still the same Active Directory you've grown to love since 2000. Server Manager in Windows Server 2008 The first two improvements for Active Directory I am going to discuss really aren't ch...