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Postgres Weekly
Issue 191 — January 25, 2017
PostgreSQL Exercises
If you’re looking for a way to practice your SQL skills, PG Exercises offers some good example data and exercises to hone your skills.
Alisdair Owens   #tools 
Logical Replication Committed to Postgres
Postgres 10 is starting to take shape and one of the most exciting features for it has landed: logical replication directly in core.
PostgreSQL on GitHub   #news 
The Internals of PostgreSQL
Suzuki Hironobu covers the internals of PostgreSQL for database administrators and system developers in this helpful translation of his 2012 Japanese-language book.
Suzuki Hironobu
[Free Tool] Network Analyzer for PostgreSQL
VividCortex’s network traffic analyzer tool for PostgreSQL is an easy-to-use way to gain insight into your server’s activity. Built for PostgreSQL servers running on Linux operating systems, it is a non-intrusive, safe way to understand your query workload.
VividCortex    #sponsored 
PostgresOpen 2017 (Sep 6-8 in Silicon Valley)
This year, PostgresOpen has combined with PGConf SV. Not many details yet but you can sign up to stay informed.
postgresopen.​org   #news 
PostgreSQL Compatibility for Amazon Aurora Now Available (in Preview)
Amazon Web Services   #news 
Building a Blog Engine API with GraphQL, Go and Postgres
A look at the concerns around designing a simple blogging API, considering both GraphQL and traditional REST-based approaches.
Alexandru Topliceanu   #tutorial 
Creating SSL Certificates for Postgres
Postgres has the ability to ensure you’re connecting in a secure fashion. To do this you need to provide a certificate; here’s the few different ways you can create them if you need to.
Bruce Momjian   #tutorial 
Performance Issues with 'OR'ed Conditions
OR can often be a problem if you want performant queries, this deep dive shows when it makes sense and when it doesn’t as well as how to work around it when you still need it.
The Rhodium Toad   #tutorial 
Metrics Maven: calculating a weighted average in PostgreSQL
In this episode of our Metrics Maven series, we show how to calculate a weighted average in PostgreSQL.
Compose   #tutorial  #sponsored 
Managing Concurrency in Postgres [Podcast]
An exploration of how Postgres manages concurrency with guest Bruce Momjian. 1hr 21 minutes.
Three Devs and a Maybe
Running Production PostgreSQL Systems on ARM Architecture
A whitepaper exploring whether running Postgres on ARM is a viable option for your next project.
Kaarel Moppel   #opinion 
pg_zlog: Table Replication for Postgres Nodes with Ceph and ZLog
Replication is implemented by logging table mutations to a consistent shared-log called ZLog that runs on the Ceph distributed storage system.
Noah Watkins   #tools 
PostgREST: A REST API for Any Postgres Database
Want an out of the box REST API on top of your Postgres database? Version 0.4.0 of this long-standing project is now out with more new features.
Joe Nelson   #code 
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