https://wiki.postgresql.org/wiki/Main_Page

https://wiki.postgresql.org/wiki/Converting_from_other_Databases_to_PostgreSQL

http://www.depesz.com/

https://commitfest.postgresql.org/

pgplugin

https://github.com/michaelpq/pg_plugins/

Or2pg

https://github.com/darold/ora2pg/releases

paxos

https://github.com/citusdata/pg_paxos

https://github.com/narkoz/hacker-scripts

strace,ltrace

http://pubs.vmware.com/continuent/tungsten-replicator-4.0/index.html

https://github.com/vmware/tungsten-replicator

https://github.com/ty4z2008/Qix/blob/master/pg.md?from=singlemessage&isappinstalled=0

https://github.com/orafce/orafce

http://momjian.us/main/writings/pgsql/hw_performance/

http://momjian.us/main/presentations/overview.html#hw_selection

http://db-engines.com/en/ranking