Just a heads up, the Second Edition of PostGIS In Action has officially reached MEAP stage meaning you can buy now and get draft chapters as we write them and get final copy when released. Have first drafts of 5 chapters so far. And many more coming shortly.
It is currently the Manning Deal of the Day
January 22, 2013
PostGIS in Action
Get half off the MEAP eBook
or MEAP pBook
Enter pgislaunchau in the Promotional Code box when you check out.
http://www.manning.com/obe2 With purchase you also get the E-Book copy of the first edition.