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.
In-memory databases are a common occurrence with unit tests, so let's take a look at how to remotely connect to an instance if you need to, say, debug some data or tests.
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.
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.
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.
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!
Streams are an important functional approach that can impact performance via parallelism, augment and convert data structures, and add new tools to your kit.
When we tried to restore a failed procedure, we got an error saying that the BINLOG statement couldn't be used to apply Query events. The workaround is simple.
Importing CSVs is a great timesaver, but how do you get around the null values lurking within? Fortunately, we can work our way toward a query that handles them in Neo4j.
This comprehensive guide will walk you through every step you need to take to create and configure editable tables in JavaFX, including handling a bug in the code.
Accessing and configuring your MS SQL Server instance is pretty simple if you're using Spring Boot. After a bit of legwork, Spring fills in the defaults for you.
CORE
