---
title: "This week's database news, issue 66"
publication: "DB Weekly"
issue: 66
published_at: "2015-08-08"
canonical_url: "https://dbweekly.com/issues/66"
---

Database Weekly 66   . 

This week's database news -[Read this on the Web](http://dbweekly.com/issues/66) 

[Database Weekly](http://dbweekly.com) Issue 66 — August 8, 2015     

Featured [The World Beyond Batch: Streaming 101](http://radar.oreilly.com/2015/08/the-world-beyond-batch-streaming-101.html?utm_source=dbweekly&utm_medium=email) — An interesting article of modern data-processing concepts related to streaming systems, unbounded data sets, and the future of big data. O'Reilly Radar [On ORDER BY Optimization](http://dom.as/2015/07/30/on-order-by-optimization/?utm_source=dbweekly&utm_medium=email) — A look at how sometimes query optimizers get things wrong and how you might get better performance by forcing the optimizer’s hand. Domas Mituzas [Get Paid to Write about Databases](https://www.compose.io/write-stuff/?utm_source=cooper&utm_medium=DBweekly&utm_campaign=writestuff) — Write about databases, earn $200 cash and $200 in Compose credit. Write a deep dive into how you use databases in your technology stack. Let people know useful tips and tricks for a particular database. Explain the philosophy and practical implications of database concepts. All ideas welcome. Compose.​iosponsored [![\](https://copm.s3.amazonaws.com/ba2ccb91.png)](https://www.compose.io/write-stuff/?utm_source=cooper&utm_medium=DBweekly&utm_campaign=writestuff) [Don't Test with SQLite When You Use Postgres in Production](http://michael.robellard.com/2015/07/dont-test-with-sqllite-when-you-use.html?utm_source=dbweekly&utm_medium=email) — It should go without saying that using two different database systems in different environments is a recipe for trouble, but Michael explains why. Michael Robellard [RAM Is The New SSD](http://blog.jooq.org/2015/08/05/ram-is-the-new-ssd/?utm_source=dbweekly&utm_medium=email) — Intel’s recent announcement of their new ‘3D XPoint’ RAM technology should mean a new world of loading huge datasets into RAM becomes commonplace. Java, SQL and jOOQ.​ [The 5-Minute Guide to Understanding the Significance of Apache Spark](https://www.mapr.com/blog/5-minute-guide-understanding-significance-apache-spark?utm_source=dbweekly&utm_medium=email) — A look at the differences between Spark and MapReduce, why it’s easier to develop on Spark, and the top five use cases. Nitin Bandugula [AWS Aurora - It's Showtime for Amazon's New RDS Engine](http://cloudacademy.com/blog/aws-aurora-features/?utm_source=dbweekly&utm_medium=email) — Aurora is an easily massively scalable MySQL 5.6-compatible cloud based DBMS that’s part of Amazon’s Web Services. Nitheesh Poojary [Mockaroo: A Realistic Random Data Generator](https://www.mockaroo.com/?utm_source=dbweekly&utm_medium=email) — Outputs to CSV, JSON, SQL, and Excel. Mockarootools In brief [Crypto Tools Target Hadoop Security Gaps](http://www.datanami.com/2015/07/31/crypto-tools-target-hadoop-security-gaps/?utm_source=dbweekly&utm_medium=email) Datanaminews [MongoDB 3.0.5 Released](http://blog.mongodb.org/post/125287953143/mongodb-305-is-released?utm_source=dbweekly&utm_medium=email) MongoDBnews [Oracle Database Developer Choice Awards](https://community.oracle.com/community/database/awards?utm_source=dbweekly&utm_medium=email) — Accepting nominations in the areas of SQL, PL/SQL, Oracle REST, and others through August 15. Oraclenews [SlamData Raises $3.6 Million to Build 'Tableau' for NoSQL Data](http://slamdata.com/news/2015/07/30/slamdata-raises-3-6-million.html?utm_source=dbweekly&utm_medium=email) SlamDatanews [The Future of Big Data Federation May Have Just Landed](http://www.techrepublic.com/article/the-future-of-big-data-federation-may-have-just-landed/?utm_source=dbweekly&utm_medium=email) TechRepublicnews [Interactive Audience Analytics With Spark and HyperLogLog](http://eugenezhulenev.com/blog/2015/07/15/interactive-audience-analytics-with-spark-and-hyperloglog/?utm_source=dbweekly&utm_medium=email) Eugene Zhulenevtutorial [Building a GraphQL Server with Node.js and SQL](https://www.reindex.io/blog/building-a-graphql-server-with-node-js-and-sql/?utm_source=dbweekly&utm_medium=email) Mikhail Novikovtutorial [Frequency Counting Algorithms over Data Streams](http://micvog.com/2015/07/18/frequency-counting-algorithms-over-data-streams/?utm_source=dbweekly&utm_medium=email) Michael Vogiatzistutorial [Amazon - The Rising Star in The DBMS Market](http://db-engines.com/en/blog_post/47?utm_source=dbweekly&utm_medium=email) DB Enginesopinion [When NoSQL May Not Be Right for You](http://www.techrepublic.com/article/when-nosql-may-not-be-right-for-you/?utm_source=dbweekly&utm_medium=email) TechRepublicopinion [Amazon Aurora Performance, As A NoSQL Store](http://blog.cfelde.com/2015/08/amazon-aurora-performance-as-a-nosql-store/?utm_source=dbweekly&utm_medium=email) Christian Feldeopinion [Why You Should Use Neo4j in Your Next Ruby App](http://www.sitepoint.com/why-you-should-use-neo4j-in-your-next-ruby-app/?utm_source=dbweekly&utm_medium=email) SitePointopinion    

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