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Database Weekly
Issue 72 — September 25, 2015
Featured
Scylla DB: An Apache Cassandra-compatible Database Written in C++ — From the team behind KVM comes a new open source database that promises to be the ‘world’s fastest column-store database’. It’s Apache Cassandra compatible and can just be dropped in.
Scylla
SQL vs NoSQL: How to Choose — A look at some different scenarios and applying the right criteria to choose whether the SQL or NoSQL route is right for them.
Craig Buckler    opinion   
9 Tips for Better Database Design — Plan ahead, document your model, follow conventions, think carefully about your keys, use integrity checks carefully, and more.
Jeffrey Edison
Real-time Database Monitoring at Any Scale with Datadog — Use Datadog's turn-key integrations to seamlessly aggregate metrics and events across your databases and entire devops stack. Gain powerful insight into all your apps, tools and services. Begin your Free Datadog Trial today!
Datadog    sponsored   
Handling Circular Data Structures in Postgres — If you’re dealing with groups that contain other groups, or any other kind of nested structure the default might be to simply make a bunch of separate database calls from within your app. Fortunately with recursive queries there is a better way.
Gary Sieling
A New Breed of Database Hopes to Blend The Best of NoSQL and RDBMS — Multi-model databases may help tame the growing complexity of enterprise data. Matt Asay explains.
TechRepublic
Yesquel: Scalable SQL Storage for Webapps [PDF] — “We design, develop, and evaluate Yesquel, a system that provides performance and scalability comparable to NoSQL with all the features of a SQL relational system.” An academic paper.
Aguilera, Leners, Walfish
In brief
Elasticsearch 2.0.0-beta2 Released — The final Elasticsearch 2.0 is just around the corner.
Elastic    news   
Enterprise Cassandra Gets a Storage Boost
Enterprise Tech    news   
Inside Platfora's Transition to Apache Spark
Datanami    news   
Tape Storage Spec Jumps to 15TB — You’ve got to keep that data backed up somewhere.
Datanami    news   
Better Density and Lower Prices for Azure’s SQL Elastic Database Pools
Scott Guthrie    news   
Working with Email Addresses in SQL — Check if an email is valid (with a regexp - be careful!), split an email into its key parts, and more, all from SQL.
Benn Stancil    tutorial   
Real-Time Search With MongoDB and Solr
Yang Zhao    tutorial   
Delightful Database Seeding with Docker — “Using Docker we have created a user friendly tool that anyone in our organization can use, (even sales) both when resetting a demo laptop, and when getting a new on-site installation quickly up and running.”
Kristian Helgesen    tutorial   
Using the SQLite JSON Extension with Python
Charles Leifer    tutorial   
Storing Data with Redis — “Would you stuff all of your data into one database table? That’s crazy, Mike, don’t be silly! What if I told you most people do just that with Redis?”
Mike Perham    opinion   
The Simple Power of Elasticsearch Analyzers
Doug Turnbull    opinion   
The SELECT Problem in Redis — “The need to maintain your own indexes for structured data is the sole reason that makes Redis unsuitable for certain applications.”
Federico Pereiro    opinion   
How Medium Detects Hotspots in DynamoDB using ElasticSearch, Logstash and Kibana
Medium Engineering
Deploy An Elastic High-Availability SQL Cluster with Crate and Weave
Giant Swarm    tools   
PolyBase in SQL Server 2016 — PolyBase is a new feature that integrates SQL Server Parallel Data Warehouse (PDW) with Hadoop.
Channel 9    tools    video   
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