To give you a tool to educate yourself with .. purchase the DEVELOPER EDITION of SQL Server 2012, from AMAZON.COM

http://www.amazon.com/s/ref=nb_sb_ss_i_0_15?url=search-alias%3Daps&field-keywords=sql+server+developer+edition+2012&sprefix=sql+server+deve%2Caps%2C353 for a price of $43.99

Then until you learn enough to know what you really need use the STAIRWAYS series here on SQLCentral

http://www.sqlservercentral.com/stairway/