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The Latest Databases Topics

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Using JSON_TABLE to Move JSON Data to a Relational Table
JSON_TABLE, introduced in 12.2, enables the creation of an inline relational view of JSON content. Here's how to use it!
February 2, 2018
by Steven Feuerstein
· 21,948 Views · 5 Likes
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Reading Data From Oracle Database With Apache Spark
In this quick tutorial, learn how to use Apache Spark to read and use the RDBMS directly without having to go into the HDFS and store it there.
Updated February 1, 2018
by Emrah Mete
· 146,802 Views · 12 Likes
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How to Create a Database for a Movie Database Application in 20 Minutes
Learn how to create a database for a movie database application in just about 20 minutes using ASP.NET MVC (C#).
January 31, 2018
by Eric Debby
· 15,008 Views · 2 Likes
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Handling Exceptions Using Spring's AOP
This quick lesson in AOP will explore you can use Spring's implementation of aspect-oriented programming to handle exceptions.
January 31, 2018
by Mir Md Asif Hossain
· 75,370 Views · 15 Likes
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Database Pagination: Using OFFSET and Keyset in N1QL
Read the pagination background in my previous article: https://blog.couchbase.com/optimizing-database-pagination-using-couchbase-n1ql/ Pagination is the task...
January 31, 2018
by Keshav Murthy DZone Core CORE
· 8,007 Views · 3 Likes
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Installing RabbitMQ With Erlang on AWS EC2 Amazon Linux Instance
In this article, we're going to see how to combine this suite of popular technologies to create a development environment. Read on for more!
January 30, 2018
by Ajay Sodhi
· 21,095 Views · 3 Likes
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UDTs in Cassandra, Simplified!
Learn how to make it easier on yourself to implement user-defined types (UDTs) in your Cassandra databases.
January 30, 2018
by Kunal Sethi
· 22,264 Views · 1 Like
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Installing Java 8 on AWS EC2 Amazon Linux Instance
Take a quick look at this brief tutorial showing you how to install Java 8 in an Amazon EC2 instance.
January 30, 2018
by Ajay Sodhi
· 186,188 Views · 5 Likes
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25 Microservices Terms You Need to Know
These key terms and definitions will give you a great place to start to jump into the microservices zone and start learning through tutorials, developer tips, and more!
January 30, 2018
by Arran Glen
· 16,021 Views · 15 Likes
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SQL Injection Vulnerabilities and How to Prevent Them
SQLi is one of the most common and severe vulnerabilities. Learn what you as a developer can do to prevent SQL injection attacks on your application.
January 29, 2018
by Sven Morgenroth
· 96,811 Views · 3 Likes
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Microservices With Spring Boot - Part 5 - Using Eureka Naming Server
In this final part of our microservices architecture series, we will learn to enable a Eureka Naming Server and allow the microservices to communicate with it.
January 29, 2018
by Ranga Karanam
· 36,896 Views · 32 Likes
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Configuring AWS S3 Storage Gateway for Uploading Files to S3
Learn how to create a VM image that can be run locally to provide a local NFS mount that transparently transfers files copied to the mount to an S3 bucket.
January 28, 2018
by Kevin Hooke
· 9,678 Views · 4 Likes
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Building a Career Recommendation Engine With Neo4j
It's simple to build a career recommendation engine with Neo4j. Learn how to do so based on what technology a developer knows, how advanced they are, and where they live.
January 28, 2018
by Otavio Santana DZone Core CORE
· 8,738 Views · 8 Likes
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Simulating Split Brain Scenarios in an Akka Cluster
This deep dive into split brain scenarios in Akka clusters covers what they are, how they form, and most importantly, how to fix them.
January 28, 2018
by Matthew Borg
· 16,948 Views · 13 Likes
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Microservice Communication Using Consul, Ribbon, and Feign - A Step-by-Step Guide
In this tutorial, you'll build an application and learn how to set up communication between its microservices using Consul, Ribbon, and Feign.
January 27, 2018
by Gitanjali Sahoo
· 47,263 Views · 4 Likes
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Citus and pg_partman: Creating a Scalable Time Series Database on Postgres
The best in class for improving time partitioning is pg_partman and today, we'll dig into getting time partitioning set up with your Citus database cluster using pg_partman.
January 26, 2018
by Craig Kerstiens
· 8,106 Views · 2 Likes
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JSON and PL/SQL 12.2: Get Values From JSON Documents With API
Learn about pre-defined PL/SQL object types to perform fine-grained programmatic construction and manipulation of in-memory JSON data.
January 26, 2018
by Steven Feuerstein
· 13,640 Views · 5 Likes
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RDF Triple Stores vs. Labeled Property Graphs: What's the Difference?
RDF triple stores and labeled property graphs both provide ways to explore and graphically depict connected data. But the two are very different and each has different strengths in different use cases.
January 26, 2018
by Jesus Barrasa
· 29,522 Views · 6 Likes
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Microservices With Spring Boot - Part 4 - Using Ribbon for Load Balancing
This tutorial series continues by teaching you how to use Ribbon as a load balancer in your Spring Boot microservices project.
January 26, 2018
by Ranga Karanam
· 27,840 Views · 30 Likes
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Microservices With Spring Boot - Part 3 - Creating Currency Conversion Microservice
Today, we'll learn how to build a currency conversion microservice as part of this tutorial on setting up a microservices architecture with Spring Boot.
January 25, 2018
by Ranga Karanam
· 25,204 Views · 15 Likes
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