Rick Grehan

Contributing Editor

Rick Grehan is a longtime InfoWorld reviewer and a professional software developer who currently works for Oracle.

BlueJ and Greenfoot: The best IDEs to learn Java

Review: Elasticsearch 7 soars with SQL, search optimizations

Review: Elasticsearch 7 soars with SQL, search optimizations

Across-the-board upgrade beefs up query capabilities, boosts cluster performance, and simplifies cluster configuration

Review: Elasticsearch 7 soars with SQL, search optimizations

Review: Elasticsearch 7 soars with SQL, search optimizations

Across-the-board upgrade beefs up query capabilities, boosts cluster performance, and simplifies cluster configuration

Review: RethinkDB rethinks real-time Web apps

Review: RethinkDB rethinks real-time Web apps

RethinkDB's NoSQL document store delivers high-speed change notifications for super-responsive apps

Review: MongoDB 3.0 reaches for the enterprise

Review: MongoDB 3.0 reaches for the enterprise

MongoDB zeroes in on operations with pluggable storage engines and revamped management tools

Review: MongoDB 3.0 reaches for the enterprise

Review: MongoDB 3.0 reaches for the enterprise

MongoDB zeroes in on operations with pluggable storage engines and revamped management tools

Review: Stretch your NoSQL database with MarkLogic 8

Review: Stretch your NoSQL database with MarkLogic 8

Enterprise-oriented document database brings powerful indexing and flexible querying to a broad range of data types

Review: Aerospike kicks scale-out NoSQL into high gear

Review: Aerospike kicks scale-out NoSQL into high gear

Aerospike Server leverages memory and SSDs to bring extremely high throughput to a flexible, scalable key-value database

Review: The big 4 Java IDEs compared

Review: The big 4 Java IDEs compared

Find out how Eclipse, NetBeans, JDeveloper, and IntelliJ IDEA stack up today in capabilities and ease of use.

Review: The big 4 Java IDEs compared

Review: The big 4 Java IDEs compared

How Eclipse, NetBeans, JDeveloper, and IntelliJ IDEA stack up in capabilities and ease of use

Review: Connect your data better with Neo4j

Review: Connect your data better with Neo4j

Designed for linking relationships, the Neo4j graph database combines speed, ease, and extreme flexibility, though the query language may take some getting used to

Big data showdown: Cassandra vs. HBase

Bigtable-inspired open source projects take different routes to the highly scalable, highly flexible, distributed, wide column data store

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