---
title: "This week's database news, issue 91"
publication: "DB Weekly"
issue: 91
published_at: "2016-02-12"
canonical_url: "https://dbweekly.com/issues/91"
---

Database Weekly 91   . 

This week's database news -[Read this on the Web](http://dbweekly.com/issues/91) 

[Database Weekly](http://dbweekly.com) Issue 91 — February 12, 2016     

Featured [How to Think About Databases](http://nolanlawson.com/2016/02/08/how-to-think-about-databases/?utm_source=dbweekly&utm_medium=email) — Extensive insights and perspective on the proper place for a database within your app’s code. Nolan Lawsonopinion [The History of Hadoop in 30 Minutes](http://softwareengineeringdaily.com/2016/02/06/history-of-hadoop/?utm_source=dbweekly&utm_medium=email) — A 30 minute audio guide to Hadoop based upon [this article.](https://medium.com/@markobonaci/the-history-of-hadoop-68984a11704) Software Engineering Daily [Deploying a Replicated Redis Cluster on Kubernetes with Flocker](https://clusterhq.com/2016/02/11/kubernetes-redis-cluster/?utm_source=dbweekly&utm_medium=email) — A very extensive tutorial starting from the premise of why run Redis in Docker in the first place, through to pulling it off with Kubernetes and Flocker, a container data volume manager. Ryan Wallnertutorial [One call to rule them all. DataMesh.](http://blog.dreamfactory.com/working-with-virtually-related-data-0?utm_source=dbweekly&utm_medium=email&utm_campaign=datamesh) — DreamFactory 2 lets you manipulate data on multiple databases across multiple servers, all from one API endpoint. Instantly. DreamFactorysponsored [![\](https://copm.s3.amazonaws.com/2837fcb7.png)](http://blog.dreamfactory.com/working-with-virtually-related-data-0?utm_source=dbweekly&utm_medium=email&utm_campaign=datamesh) [Migrating Postgres to Amazon RDS Without Downtime](https://www.theguardian.com/info/developer-blog/2016/feb/04/migrating-postgres-to-rds-without-downtime?utm_source=dbweekly&utm_medium=email) — The maturity of database-as-a-service providers has improved over the last 5 years. Whether [Heroku Postgres](https://www.heroku.com/postgres) or [Amazon RDS](https://aws.amazon.com/rds/postgresql/), there are now fewer reasons to manage your own. Here’s a great guide on how The Guardian migrated with no downtime from their own hosted instance to RDS. The Guardian [How We Monitor and Run Elasticsearch at Scale](https://signalfx.com/how-we-monitor-and-run-elasticsearch-at-scale/?utm_source=dbweekly&utm_medium=email) — Some lessons learned from monitoring and alerting on Elasticsearch in production, at scale, in a demanding environment with very high performance expectations. Mahdi Ben Hamidaopinion [BigchainDB: A Scalable Blockchain Database](https://www.bigchaindb.com/?utm_source=dbweekly&utm_medium=email) — BigchainDB fills a gap in the decentralization ecosystem: a decentralized database, at scale. ascribe GmbHtools [Scaling A Startup Using DynamoDB: The Pros and Cons](https://www.ravelin.com/blog/2016/2/2/scaling-a-startup-using-dynamodb-the-pros-and-cons?utm_source=dbweekly&utm_medium=email) — If you don’t want to do ops on your own database, DynamoDB is a fully managed proprietary NoSQL database on the AWS platform. Ravelinopinion [Why We Chose HBase Over Other NoSQL Databases](https://blog.appdynamics.com/apm/why-we-chose-hbase-over-other-nosql-databases-for-our-metric-service-rearchitecture/?utm_source=dbweekly&utm_medium=email) — AppDynamics, a company that provides app performance monitoring services, needed to store huge amounts of metrics for future analysis. Here’s a look at why HBase was a good fit. Gautam Borahopinion [The Big Data Landscape](http://dfkoz.com/big-data-landscape/?utm_source=dbweekly&utm_medium=email) — A gigantic searchable and sortable table of 680 companies in or related to the ‘big data’ ecosystem. Dan Kozikowski Jobs [Cassandra Infrastructure Engineer](https://www.heroku.com/careers/67?utm_source=dbweekly&utm_medium=email) — Ever had to deal with massive SSTable bloat? Come join us and help run Cassandra at scale. Heroku [Stop Applying to Jobs - Let Companies Apply to You](https://hired.com/?utm_source=newsletters&utm_medium=dbweekly&utm_term=cat-tech-database&utm_content=stopapplyingtojobs&utm_campaign=q1-16&utm_location=us) — On Hired, sign up in 10 minutes and get offers from top companies like Facebook, Uber, & Stripe. Engineers get an average of 5 offers on the platform in 1 week. Try it today. Hired.​com In brief [First Milestone Release of MySQL Cluster 7.5 Available](http://mysqlhighavailability.com/mysql-cluster-7-5-first-dmr/?utm_source=dbweekly&utm_medium=email) — Bringing ‘Cluster’s features to the 5.7 branch of MySQL. MySQL High Availabilitynews [Apache Cassandra 3.3 Released](http://www.mail-archive.com/user@cassandra.apache.org/msg46016.html?utm_source=dbweekly&utm_medium=email) Apachenews [Developer Preview: RethinkDB Now Available for Windows](https://rethinkdb.com/blog/rethinkdb-windows-preview/?utm_source=dbweekly&utm_medium=email) RethinkDBnews [Recovering A WiredTiger Collection From A Corrupt MongoDB Installation](http://www.alexbevi.com/blog/2016/02/10/recovering-a-wiredtiger-collection-from-a-corrupt-mongodb-installation/?utm_source=dbweekly&utm_medium=email) Alex Bevilacquatutorial [Free O'Reilly Ebook: Building Real-Time Data Pipelines](http://www1.memsql.com/oreilly.html?utm_source=email&utm_medium=dbnews&utm_content=ebook&utm_campaign=oreilly) — Learn how to use Apache Spark and Kafka to build real-time data pipelines and database architectures for supporting real-time data workloads. MemSQLtutorial sponsored [11 Things You Should Know Before Deploying MongoDB in Production](https://hashnode.com/post/11-things-you-should-know-before-deploying-mongodb-in-production-cikeaki3n00ba1153djyzr18h?utm_source=dbweekly&utm_medium=email) — Quick notes on aecurity, backups, replication, using SSDs, and similar topics. Sandeep Pandatutorial [String Parsing in SQL](https://periscopedata.com/blog//string-parsing-in-sql.html?utm_source=dbweekly&utm_medium=email) — A quick look at string searching methods and using regular expressions in SQL. Periscopetutorial [SQL Server 2016: New T-SQL Features](http://codingsight.com/sql-server-2016-new-t-sql-features/?utm_source=dbweekly&utm_medium=email) — A look at 11 new SQL features in SQL Server with examples. CodingSighttutorial [Introduction to Hadoop (HDFS & Map/Reduce) for Spark Developers](http://blog.madhukaraphatak.com/introduction-to-hadoop-for-spark-developers/?utm_source=dbweekly&utm_medium=email) — (Note: Two hours long and audio is a bit boomy.) Madhukara Phatakvideo [The Bright Future of Semantic Graphs and Big Connected Data](http://www.datanami.com/2016/02/08/the-bright-future-of-semantic-graphs-and-big-connected-data/?utm_source=dbweekly&utm_medium=email) Datanamiopinion [What Oracle's NoSQL SQL Database Reveals](http://www.dbta.com/Columns/Big-Data-Notes/What-Oracles-NoSQL-SQL-Database-Reveals-109010.aspx?utm_source=dbweekly&utm_medium=email) Guy Harrisonopinion [rutil: Redis Multitool Utility](https://github.com/pampa/rutil?utm_source=dbweekly&utm_medium=email) — Lets you selectively dump, restore and query a Redis database, peek into stored data and pretty print JSON contents. pampatools [DataNerd](http://www.launchbit.com/taz/11159-5882-111) — Create a free account with New Relic and get a swanky shirt for FREE! New Relicsponsored    

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