"Go" in SQL Server version R2 explained

"R" version, release version: This version means "final version", after a series of beta versions of the previous version, there will eventually be a formal version, a version that is used by the final delivery user. This version is sometimes referred to as the Standard Edition. In general, release does not appear as a word on the software cover, instead of the symbol (R). Other. Software Release Stage Description * Base version: This version indicates that the software is just a fake page link, usually including all the features and page layout, but the function on the page does not do a complete implementation, just as the overall site of an infrastructure. * Alpha Version: This version indicates that the software is mainly used for software functions in this phase, usually only within the software developers, generally speaking, this version of the software has more bugs and needs to be modified. * Beta version: This version of the Alpha version has been a great improvement, eliminating serious errors, but there are still some shortcomings, need to undergo a number of tests to further eliminate, this version of the main changes to the software like the UI. * RC Version: This version is quite mature, there is basically no error caused by the bug, and the upcoming release of the official version of the same. * Release version: This version means "final version", after a series of beta versions of the previous version, there will eventually be a formal version, a version that is used by the final delivery user. This version is sometimes referred to as the Standard Edition. In general, release does not appear as a word on the software cover, instead of the symbol (R). Reference:http://apps.hi.baidu.com/share/detail/14606635