Download the express edition of SQL 2008 (free), look for online tutorials on Microsoft's learning centers website. Or hit
CBT Nuggets: Training for Cisco CCNA SQL MCSE VB.NET A+ Linux PMP & Many More IT Certification Exams! and view the free SQL videos. I guess it all depends on the amount of SQL experience they are looking for. I would assume they were looking for T-SQL commands for generating quries and reports. Good luck and I hope she lands the job.