CocoaPods/Specs — pull request #307 by dflems (2012-07-12 17:20:36+00:00)
Title: Add sqlite lib dependency to Facebook SDK v3.0.5 beta

https://developers.facebook.com/docs/getting-started/getting-started-with-the-ios-sdk/#project

Scroll down a bit and you'll see that linking the sqlite3.0 library is required.