[GENERAL] Upgrading from postgreSQL 9.1.6 to 9.3

[fburgess]

Are there any showstoppers/recommendations/experiences with upgrading from Postgres 9.1.6 Postgis 1.5.3 to PostGres 9.3 and associated PostGIS version XX on rhel 6.4 that will help the process go smoothly.

thanks