MS SQL Server or simply SQL Server is RDBMS developed by Microsoft Corp. SQL Server uses a dialect of SQL called Transact-SQL (T-SQL). The SQL Server versions prior 7 were based on Sybase SQL Server, but starting with SQL Server 7.0 Microsoft redeveloped the database engine and SQL Server 7 became the first database server using GUI (graphic user interface). SQL Server supports stored procedures, transactions, replication, database mirroring and clustering.
SQL Server 2005
MS SQL Server runs on Windows OS only and the latest release available is SQL Server 2005. SQL Server 2005 is deeply integrated in the .NET framework and software and web developers can write stored procedures for SQL Server 2005 directly from their .NET code (C#, VB.NET, etc.). SQL Server 2005 has the following editions:
* SQL Server Enterprise Edition
* SQL Server Workgroup Edition
* SQL Server Standard Edition
* SQL Server Developer Edition
* SQL Server Compact Edition
* SQL Server Mobile Edition
* SQL Server Express Edition
SQL Server 2005 Express Edition
SQL Server Express Edition is a light version of SQL Server 2005 database engine, which is free to redistribute and use. The SQL Server Express Edition lacks some of the scalability features the fully featured editions have and has some limitations (# of CPUs, max RAM size, max size of a database).
SQL Server 2008
The next version of SQL Server will be SQL Server 2008. This version will be release in the beginning of 2008. SQL Server 2008 has been designed to store data in many different formats including but not limited to files, XML, email, spatial, documents.
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