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Database Weekly
Issue 124 — September 30, 2016
Featured
How Uber Manages 1M Writes/Second Using Mesos and Cassandra — Uber needs to store location data sent out every 30 seconds by both driver and rider apps and it’s built a custom solution on top of Cassandra and Mesos to cope.
High Scalability    story   
GraphQL: Designing a Data Language — GraphQL is a static-strong-typed data query language and runtime designed and used at Facebook. This talk introduces it, its impact on architecture at Facebook, and how it was developed. 39 minutes.
Lee Byron    video   
Embracing the Red Bar: Safely Refactoring Tests — Do you ever refactor your test code? Corgibytes’ M. Scott Ford explores a technique for protecting against the possibility of turning a perfectly valid test into one that always passes, regardless of whether or not the code that it covers is correct.
Corgibytes    sponsored   
Sleepless Nights with MongoDB WiredTiger and Our Return to MMAPv1 — A tale of how a behavioral analytics platform upgraded to Mongo’s WiredTiger storage engine but had a bad experience.
Francis Pereira    story   
Using R to Detect Fraud At 1 Million Transactions Per Second — In Joseph Sirosh’s keynote at the Data Science Summit, Wee Hyong Took demonstrated using R in SQL Server 2016 to detect fraud in real-time credit card transactions at a rate of 1 million transactions per second.
Revolution Analytics    story   
PostgreSQL 9.6 Released — The next key release of Postgres. Key features include parallel queries, faster autovacuum, phrase searching in full-text search, and many performance improvements. Release notes here.
PostgreSQL    news   
The Major Features in Postgres 9.6 [PDF] — Straightforward, simple slides with the basics on 9.6’s new features.
Bruce Momjian
Data Engineers in Hot Demand — Once it was all about ‘data scientists’ but now ‘data engineers’, engineers who excel at working with and storing data at a large scale, are in heavy demand.
Datanami    news   
Jobs
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In brief
Blockchain Database Startup BigchainDB Raises €3 Million — The company aims to turn traditional databases into blockchains.
CoinDesk    news   
MapR Embraces Microservices in Big Data Platform
Datanami    news   
Survey: Spark Going 'Mainstream'
Datanami    news   
Previewing Autopilot: A New Elasticsearch Cloud Orchestration Tool
Siddharth Kothari    news   
Introducing the DreamFactory Cassandra Service — Easily connect to a Cassandra db with the same RESTful API already in use with other NoSQL databases in DreamFactory.
DreamFactory    news    sponsored   
Global Historical Daily Weather Data Now Available in BigQuery — Weather data from over 80,000 stations in 180 countries, spans several decades and has been quality-checked.
Google Cloud Platform    news   
Apache Cassandra 2.2.8 Released — This version is a bug fix release of the 2.2 series. You can grab it here.
Michael Shuler    news   
Using the Neo4j Graph Database with a .NET Client
The New Stack    tutorial   
A Data Model for Listing Apartments and Other Rental Units
Vertabelo    tutorial   
'Google' Your Own Brain: Create a CMS with Neo4j and Elasticsearch
John David Martin    tutorial   
Why Your Next Project Deserves an Open Source Multi Model Database
YouTube    video   
Zero to Hero Data Pipeline - From MongoDB to Cassandra — Migrating a data pipeline to Apache Cassandra in a short period without having any prior knowledge and doing all of the computation with Apache Spark. Just over and hour long.
Demi Ben Ari    video   
Elixir ETS Versus Redis — Redis is becoming an assumed part of many web stacks, in the same breath as your database. But with Elixir, do you need it? Do you even need a database?
Barry Jones    opinion   
When to Choose SQL and When to Choose NoSQL — When should NoSQL storage systems be evaluated as an alternative to RDBMS?
JOOQ    opinion   
MariaDB CTO: NoSQL Database Bubble to Burst Soon — “Defining climate for NoSQL companies is not that good, it continues to be bad, and it tends to go uglier.”
Data Economy    opinion   
4 'Noob' MySQL Mistakes Every Programmer Makes
Brian Wheeler    opinion   
Code, Manage, Collaborate — Start a free trial of Bitbucket Server and get this amazing t-shirt :)
Bitbucket    tools    sponsored   
mTools: A Must-Have Toolkit for MongoDB — Six tools in one, including a log reader, log filter, and random data generator.
Rémy Jardinet    tools   
Introducing neo4j-etl, The Newest RDBMS-to-Neo4j ETL Tool
Neo4j    tools   
Barman 2.0 Released: A Backup Manager for Postgres
Gabriele Bartolini    tools   
sparklyr: An R interface for Apache Spark
RStudio    code   
UpscaleDB-MySQL: A MySQL Storage Engine Based on UpscaleDB — UpscaleDB is an embedded key/value database with fast analytical functions.
Christoph Rupp    code   
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