Added "Big Data Now: Current Perspectives from O'Reilly Radar"

free-programming-books.md

@@ -238,6 +238,7 @@
 
 
 ####Database
+* [Big Data Now: Current Perspectives from O'Reilly Radar](http://shop.oreilly.com/product/0636920022640.do)
 * [Database Fundamentals](http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Database_fundamentals.pdf) (PDF)
 * [Foundations of Databases](http://webdam.inria.fr/Alice/)
 * [Temporal Database Management](http://people.cs.aau.dk/~csj/Thesis/) - Christian S. Jensen