Databases Resources

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

· 21,608 Views · 5 Likes

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

· 145,192 Views · 12 Likes

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

· 14,565 Views · 2 Likes

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

· 74,410 Views · 15 Likes

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

CORE

· 7,390 Views · 3 Likes

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

· 20,776 Views · 3 Likes

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

· 21,973 Views · 1 Like

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

· 185,461 Views · 5 Likes

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

· 15,115 Views · 14 Likes

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

· 95,794 Views · 3 Likes

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

CORE

· 36,406 Views · 32 Likes

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

· 9,314 Views · 4 Likes

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

CORE

· 8,368 Views · 8 Likes

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

· 16,314 Views · 13 Likes

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

· 46,745 Views · 4 Likes

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

· 7,598 Views · 2 Likes

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

· 12,838 Views · 5 Likes

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

· 27,687 Views · 6 Likes

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

CORE

· 27,381 Views · 30 Likes

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

CORE

· 24,399 Views · 15 Likes

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