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SnapLogic is an Open Source Data Integration framework that combines the power of state-of-the-art dynamic programming languages with standard Web interfaces to solve today's most pressing problems in data integration.
VDDBMS is a middleware for managing data sources (DBMS) from different vendors to form a virtual DDBMS. It supports fragmentation and replication. The core engine is written in C++. Binding for scripting language is available as well as network access.
Sequoia is a database clustering middleware offering load balancing and transparent failover. Databases are replicated over multiple nodes and Sequoia balances the queries between them. Sequoia supports online maintenance and recovery operations.
A servlet (or a bunch of servlets) to access a database, perform ddlutils tasks (retrieve, create and update from or to a description). Uses the apache.org ddlutils (and some other libraries).
jIntersect is an OLAP like Java algorithm that takes a JDBC ResultSet as input and returns a data structure with all possible intersections, combinations and permutations of the data, pre-summarized at multiple levels for quick access.
SchemaSpyGUI is a graphical user interface for the tool SchemaSpy from John Currier. It is java-based and sits on top of SchemaSpy. It provides a graphical interface for those of us which appreciate the comfort of windows/mouse based applications.
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I really hate that braindead sqlplus and really love psql. Unfortunately I have to work with Oracle, so I wrote psql for Oracle. It's written in Java, and uses GNU readline library.
Web based J2EE interface for administering database tables by using JDBC. Describing a table with an XML file, the tool creates all html pages to manage the reading, writing, updating, and deleting operation on these table.
This tool can parse the oracle statspack flat file report, create tables with sp content in html format. It is a good tool for DBA and Oracle Developer.
This simple java-based web application lets you access from Excel real-time data in any database via HTTP+JDBC by utilizing the Excel "Web Query" feature.
A tool to query arrays in memory using SQL.
It groups the arrays in tables and returns arrays as result set.
It can be used in spreadsheets, as a script language library and everywhere is needed an interactive tool to query data in memory.
DataBib provides tools to catalogue bibliographical records exploiting an underlying SQL database. Entries can be directly imported from BibTex files and user-defined lists of references can be exported as BibTex files ready for the LaTex enviroment.
The application allows the online pdf report generation and the break of a report through one or more dimensions: production or cost reports can output thousands of pages, while a user needs just his own portion of the data.
DBSA (DataBase Structure Analysis) is a tool for comparing schema snapshots. Differences are reported and an SQL patch can be generated. It includes a basic repository facility for schema history tracking.
DBBrowser is an open source (GPL license), cross-platform tool which can be used to view the contents of a database. It works with Oracle and MySQL. The user can view, modify, delete records without writing SQL.
This program converts, compares, merges, normalizes, and refactors data to and from disparate sources (CSV, Excel, and any JDBC/ODBC database) for use in a Java program.