No longer assume that a postgresql database always contains a schema named 'public'. This fixes #3308.
No longer assume that a postgresql database always contains a schema named 'public'. This fixes #3308.

git-svn-id: 0d96b0c1a6983ccc08b3732614f4d6bfcf9cbb42@3574 af82e41b-90c4-0310-8c96-b1721e28e2e2

rbaumg/trac,rbaumg/trac,rbaumg/trac,rbaumg/trac