InfoQ Homepage Database Content on InfoQ
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Speedment Releases Stream ORM Version 3.0.1
Speedment released version 3.0.1 of their stream object-relational mapping Java toolkit and runtime application, featuring a new declarative Java 8 stream API, an improved user interface, and better code generation. InfoQ spoke to Per-Åke Minborg, co-founder and CTO of Speedment, about this latest release.
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AWS re:Invent Recap
At their annual re:Invent conference in Las Vegas, AWS unleashed a flurry of announcements about upcoming cloud services. Amazon outlined over two dozen new capabilities coming to the public cloud, including directly querying data in S3 object storage, building code as part of deployment pipelines, provisioning cheap virtual private servers, and moving data in bulk, ETL-style.
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Technologies for the Future of Software Engineering
The Cloud, infrastructure as code, federated architectures with APIs, and anti-fragile systems: these are technologies for developing software systems that are rapidly coming into focus, claimed Mary Poppendieck. Systems are moving towards the cloud, and APIs are replacing central shared databases and enable the internet of things. We need to develop anti-fragile systems which embrace failure.
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Stream Processing and Lambda Architecture Challenges
Lambda architecture has been a popular solution that combines batch and stream processing. Kartik Paramasivam at LinkedIn wrote about how his team addressed stream processing and Lambda architecture challenges using Apache Samza for data processing. The challenges described are the late arrival of events and the processing of duplicated messages.
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AWS Adds Native SQL Server Backups to Database-as-a-Service
AWS released an update to its Relational Database Service (RDS) that allows users to take advantage of native SQL Server backup and restore functionality. AWS beat Microsoft Azure to market with this capability which simplifies database migration and disaster recovery scenarios.
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Open-Source Shark ORM for iOS Aims to Replace Core Data for High-Performance, Multi-Threaded Apps
Shark is a new open-source ORM framework for iOS that aims to be an easy-to-use replacement for Core Data by providing high-performance and thread-safety. InfoQ has spoken with Adrian Herridge, creator of Shark.
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Realm Reaches 1B Users, 100k Active Developers, and Launches Version 1.0
Realm, the open-source, object-oriented database has launched version 1.0 for iOS and Android. Realm's technical team told InfoQ that among the noted changes in the mobile database's latest release are an improved query language with support for partial string matches, relationship traversal, multi-field sorting, and distinct matches.
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Precision Medicine Modeling Demonstration with Spark on EMR, ADAM, and the 1000 Genomes Project
AWS engineers Christopher Crosbie and Ujjwal Ratan detail using Spark on EMR for precision medicine data analysis on the ADAM platform with data from the 1000 genomes project.
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Rethink DB 2.3 Brings Network Encryption and ReQL Updates
RethinkDB has released version 2.3 of its open source database, bringing updates to JavaScript drivers and network encryption. Developer evangelist Ryan Paul says by including TLS support, the update -- named Fantasia -- enables "encryption on the wire for both the client driver protocol and communication between database servers in a cluster."
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Simplifying Database Queries with Jinq
Jinq, a library to provide a DSL for database queries, has been made available for Java and Scala. The work is inspired by .NET's LINQ, and aims at enabling easy-to-write queries with support for type safety. As commented by Ming-Yee Iu, creator of the tool, work on Jinq started in 2006 under project name Queryll; however, the adoption of lambdas in Java 8 is what has realised its full potential.
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RethinkDB Has Ported Their Database to Windows
RethinkDB has launched a Windows port of their database. This version of RethinkDB took a year of development, runs on Windows 64-bit and it is currently in beta.
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Benchmarking Netflix Dynomite with Redis on AWS
Last year, Netflix Cloud Database Engineering (CDE) team introduced Dynomite. Dynomite is a proxy layer, aiming to turn any non-distributed database into a sharded, multi-region replication aware distributed database system. Now Netflix released a benchmark using Dynomite with Redis in AWS infrastructure.
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MongoDB Hits 3.2 and Becomes Enterprise Ready
MongoDB recently announced the newest version of its NoSQL database synonymous product. Building upon the new features introduced in 3.0 release, 3.2 is expanding and solidifying MongoDB’s interest towards the corporate world.
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IntelliJ IDEA 15 Released
JetBrains has released IntelliJ IDEA 15, with improved Java 8 lambda debugger support, a better user interface for running tests, enhanced JVM frameworks support (Spring 4.2, Hibernate 5.0, Grails 3.x, and Arquillian), TypeScript 1.6 and TSLint integration, and initial support for Angular 2.
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LinkedIn Open Sources PalDB, a Read-only Key-value Store
LinkedIn has open sourced PalDB, an embeddable read-only key value store, 8 times faster than LevelDB and taking several times less memory than a hashset.