At the InfoQ Dev Summit Munich, Markus Kett presented a database alternative for Java: the in-memory EclipseStore promises faster data processing with lower cloud costs. It stores Java objects as ...

Data grids tend to use key-value stores as embedded objects on a Java Virtual Machine (JVM), while in-memory databases are optimized for columnar storage.

In-memory computing has been maturing quickly over the last three years. It had been used mostly in small-scale databases but is now ready to hit the big time due to changes in the technology and ...

Hazelcast is designed to prevent enterprise applications from drowning in data. The open source technology provider closed a $2.5 million series A round today.

Hazelcast today announced the beta release of the latest version of its namesake in-memory data grid, Hazelcast IMDG 3.12. With this release, the company adds new features focused on data integrity, ...

The VoltDB database follows the H-Store design, but implements a fairly limited subset of the SQL language and Java stored procedures for transactions. Adding SQL to the H-store model puts VoltDB into ...

Oracle has released the first update to the TimesTen in-memory database it acquired a few months ago, and plans to promote the product to a broader audience of enterprise customers, it announced ...

A look at some of the best database and RDBMS tools for Java software developers. Learn more about Java and database programming.

When physical memory is scarce, paging causes garbage collection to run an order of magnitude slower than explicit memory management.