SQL versions include: 1. sql server2000; 2. sql server2005; 3. sql server2008; 4. sql server2008R2; 5. sql server2012; 6. sql server2014; 7. sql server2016, etc.
The more important versions of SQL Server are: 2000, 2005, 2008, 2012, 2014, 2016. Each version is divided into enterprise version, development version Edition, Professional Edition, Personal Edition, etc., contain different components. The new SQL Server 2016 has five versions: Enterprise Edition, Standard Edition, Developer Edition, Web Edition, and Express Edition.
sql server2000: All update services have been stopped in April 2014.
sql server2005: Currently using many database versions without smart prompts.
sql server2008: The version currently used by many servers, with intelligent prompts.
sql server2008R2: Currently the server is widely used, with intelligent prompts. The R2 flag indicates that this is an intermediate version of SQL Server, not a major version.
sql server2012: The performance has been optimized and the processing speed is faster.
sql server2014: This version has many new special effects and is very useful.
sql server2016: Full encryption technology (Always Encrypted), JSON support, multiple TempDB database files
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