Informatica's (INFA +10.4%) big Q4 beat (I, II) is stoking a rally in enterprise software stocks. Microsoft's decent Server & Tools performance might also be helping . Business intelligence/analytics firms are among the standouts - SPLK +2.8%. QLIK +7.2%. TIBX +3.8%. TDC +3.9%. MSTR +3.5% - but there are also others. SAP +2.6%. RHT +3.3%. N +2.4%. CTXS +1.7%. On its earnings call, Informatica noted Facebook is a buyer of its new PowerCenter Big Data Edition software, which can handle data integration projects on Hadoop clusters and many other platforms.