Proof of concept tool called SFX-SQLi that implements an extremely fast method of extracting MS-SQL server information.
You can download it from the following link: https://packetstormsecurity.com/files/download/74741/SFX-SQLi-Source.zip
Source: https://packetstormsecurity.com/files/74741/SFX-SQLi-Proof-Of-Concept-Tool.html