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Moelnir is a basic database file, addressing variable record data through
integer identifiers, which applies heap organisation of its data space.
Advantage of Moelnir is that each record is stored in a continuous
segment on the file while still record size is limit-less variable
and modifiable. There are no data length limits other than the range of a
63-bit unsigned integer. Scalability is limited to 1 - 10 Mio. entries due to
non-paging internal structures.
JDBWC is a Java JDBC Driver with its own server written-in-PHP. Suited to Java applications that require JDBC access across wide area networks like the internet but do not wish to expose the remote database-server through the remote hosts firewall.
The driver is well suited for connecting Java client applications to a (dynamic) websites database without risking the security of the database server since all exchanges use PHP as a relay agent. Java client applications can connect from...
db4o is the world's leading open source object database for Java and .NET. Leverage fast native object persistence, ACID transactions, query-by-example, S.O.D.A object query API, automatic class schema evolution, small size (http://developer.db4o.com)
Small, simple and robust database in Java. If you need a persistent hash map, this is for you. It is basically as fast as it gets without caching, but doesn't offer any non-basic features like transactions or concurrent access.
Isis2Sql is a bunch of tools suitable to export your CDS/isis data to Sql and enjoy it through on of the two existing GUIs. Support conversion from mst (with or without xrf) and iso2709. Supports basic search and record editing.
XQEngine is a Java component for searching collections of XML documents that uses an XQuery front end. The engine has a straightforward API that allows it to be easily embedded in end user applications. Requires some basic Java programming skills.
Our generous forever free tier includes the full platform, including the AI Assistant, for 3 users with 10k metrics, 50GB logs, and 50GB traces.
Built on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.
"Versionable Store - OX" is a single-user Object Database written in Java. The basic API is simple and elegant to use on new projects or incorporate in existing projects for persistence support.