Quick flash back on MS SQL Server Code Names

Code Name	Final name
SQL95	SQL Server 6.0
Hydra	SQL Server 6.5
Sphinx	SQL Server 7.0
Shiloh	SQL Server 2000 (32-bit)
Liberty	SQL Server 2000 (64-bit)
Yukon	SQL Server 2005
Katmai / Akadia	SQL Server 2008
Kilimanjaro	SQL Server 2008R2
Denali	SQL Server 2012
Hekaton	SQL Server 2014

Reference: http://en.wikipedia.org/wiki/List_of_Microsoft_codenames#SQL_Server_family