Test your backup and restore procedures right after you install your cluster. Backups are a waste of time and space if they don't work and you can't get your data back!
Apache Hive is a powerful tool for analyzing data. It's very important that you know how to improve the performance of query when you are processing petabytes of data.
Need to query within embedded documents? This example takes us through using Couchbase's N1QL query for objects in a nested array in a single document.
Using local classes makes sense from an engineering point of view, but the principle of least surprise applies. Unless every team member is comfortable, don't use them.
Java has provided native enum types from version 1.5 onwards. Some issues arise with the use of enums in Java code, which this article attempts to address.
The factory pattern is one of the best known patterns in Java. If you're using lambda expressions, you can use those to implement the pattern, though beware scaling.
When it comes to the Enterprise, two cloud databases are going after it. Amazon's Aurora is MySQL compatible, whereas Google's CloudSpanner scales out.
Concurrency and streams put up special challenges for exception handling, particularly checked exceptions. Fortunately, you can try to improve your lot with Try.
If you're loading your Spring context for every test, you have integration tests, not unit tests. These are slow! See, how to deal with the problem using Mockito.
In a kickoff to a series on the Java Collections framework, we look at the hierarchy and an overview of uses. It's more than just generic lists, maps, and sets!
If you want enhanced control over your endpoints, including tuning sensitivity and security, you should familiarize yourself with Spring Boot Actuator and its tools.
CORE
