XML APIs for databases

Blend the power of XML and databases using custom SAX and DOM APIs.

Interfacing PHP With MS Access 97

PHP database article.

ODBC and DSN-less Connections for PHP

This article describes how to setup and use ODBC from a PHP perspective.

Accessing a Microsoft SQL Server database from PHP running under Linux

PHP database article.

A Contact Database using MySQL and PHP

Article about creating a contact database using MySQL and PHP

Understanding Full Text Search in SQL Server 2005

This article exposes the concept of Full text search. It also explains the architecture of full-text search indexing along with the enhancements made to it in SQL Server 2005.

Cross Site Authentication and Data Transfer

In this article Tom presents a methodology for cross web site authentication (form authentication) and data transfer using ASP.NET 2.0, SQL Server 2005, web services, and Microsoft Enterprise Library.

DiamondBase

DiamondBase is a C++ database engine which is available for free non commercial use, and is negotiable for commercial use.

Dxstore Database System

The Dxstore Database System is a database management system for Linux, FreeBSD, and other operating systems. In the tradition of dbm/ndbm, it is distributed as an embeddable C or C++ library and shares with them the model of a database as a collection of key/value pairs

Mariposa

The Mariposa distributed database management system is an ongoing research project at the University of California at Berkeley. It allows DBMSs which are far apart and under different administrative domains to work together to process queries. Runs on Digital Equipment Alpha running DEC OSF/1 3.2 (with gcc and cc).

GNU SQL Server

SQL Server is a free portable multiuser relational database management system. It supports the full SQL89 dialect and has some extensions from SQL92. It provides multiuser access and transaction isolation based on predicative locks. The working OS: UNIX. The working language: C . It also uses RPC, shared memory and message queues.

Hypersonic SQL

hsqldb is a relational database engine written in Java, with a JDBC driver, supporting a rich subset of ANSI-92 SQL (BNF tree format). It offers a small (less than 160k), fast database engine which offers both in memory and disk based tables. Embedded and server modes are available. Additionally, it includes tools such as a minimal web server, in-memory query and management tools (can be run as applets) and a number of demonstration examples. (100% Java Database)

MySQL database server and standard clients

MySQL is available for many platforms and you can download the server and client software as well as a MySQL ODBC diver and a bunch of other MySQL tools from this page.

ObjectDB for Java/JDO

ObjectDB for Java/JDO is a powerful Object Database for Java. It is specially designed to handle efficiently databases of various sizes, from a few KBs to hundreds of GBs, in both embedded database mode and client server mode. As a pure Java Database, ObjectDB for Java/JDO is written entirely in Java, and it is compliant with the new Java Data Objects (JDO) standard.

Firebird

Firebird is an OpenSource database environment formerly known as Borland Interbase Version 6. Features include full SQL compliancy, stored procedures, and other advance database features.

Berkeley DB

Berkeley DB is an open-source database system made by Sleepycat Software. It is available in several different distributions including a java beta version. You can use them freely if the the complete source code for your application is available and freely redistributable under reasonable conditions. Otherwise you can purchase a license. See the website for licensing information.

AidAim SQLMemTabl

SQLMemTable is a fast in-memory database system. Key features: no BDE, no dlls required, SQL support, BLOB compression, fast indexes, import/export, Unicode, comprehensive help. SQLMemTable Personal is free for personal use. Any company must order SQLMemTable Com, Pro, Team4, Team8 or Enterprise to use it in its projects

SimpleSQL

SimpleSQL is designed to be a simple to use relational database, for Java, C++, JDBC, PHP, ActiveX, etc.

SQLite

SQLite is a small C library that implements a self-contained, embeddable, zero-configuration SQL database engine

IBM Cloudscape V10.0

IBM Cloudscape V10.0 is a pure, open source-based Java relational database management system that can be embedded in Java programs and used for online transaction processing (OLTP).

Sybase ASE Express Edition for Linux

ASE Express Edition is limited to use of one CPU, 5GB of data storage and 2GB of RAM.

db4o

db4o (database for objects) is the open source object database for Java and .NET. It is free software available under the GPL and also under a commercial license. It can persist any native object with a single line of code and allows you to experience true object-orientation. Features include: ACID transactions, query-by-example, S.O.D.A. query API and automatic class schema recognition, small footprint.

Microsoft SQL Server 2005 Express Edition

SQL Server Express is a version of SQL Server 2005 designed to helps developers build robust and reliable applications by providing a powerful database that is also free and easy to use.

HSQLDB

HSQLDB is the leading SQL relational database engine written in Java. It has a JDBC driver and supports a rich subset of ANSI-92 SQL (BNF tree format) plus SQL 99 and 2003 enhancements. It offers a small, fast database engine which offers both in-memory and disk-based tables and supports embedded and server modes. Additionally, it includes tools such as a minimal web server, in-memory query and management tools and a number of demonstration examples.

H2 Database

H2 is a SQL database engine. Available as Java library and as native executable (using GCJ). Clustering, embedded and server mode, disk based or in-memory operation. JDBC and (partially) ODBC APIs are supported. Support for transactions, referential integrity, triggers, subqueries, views, and encryption. A browser based console application is included. H2 stands for 'Hypersonic 2' and is written by original author of Hypersonic SQL.

Perst

Perst is an object-oriented embedded database for applications that need to deal with persistent data. There are two implementations of Perst - pure Java and pure C# (C Sharp).

ScimoreDB

ScimoreDB Distributed SQL database is free shared-nothing clustered database system . The Database server have been designed to take advantage of parallelization over multiple servers, achieving a near linear scalability for OLTP applications. Supporting up to 512 PC's in a single database cluster, ScimoreDB offers value in terms of speed, functionality and cost.

Ingres

Ingres is a proven, high-performance open source relational database solution that offers the scalability, integration and flexibility to leverage information resources across a wide range of platforms, including Linux, UNIX, Windows and OpenVMS.

Creating Dynamic Web Pages with Microsoft Access

Tutorial with screenshots.

Creating a Simple Query in Microsoft Access

Combine information from multiple tables in your database in an efficient manner.

Microsoft Access Reports Tutorial

Microsoft Access Reports Tutorial

Creating Forms in Microsoft Access

Microsoft Access forms provide a quick and easy way to modify and insert records into your databases.

Importing a Spreadsheet into Access

Converting an Excel Spreadsheet to an Access Database.

Access 2000 Tutorial

Online tutorial with screenshots.

Access Online Tutorials

Four tutorials and some notes on Access.

Microsoft Access Tutorial with FunctionX

This is a tutorial on Microsoft Access and an introduction to databases.

Microsoft Access Help Center

This site features what appears to be an active discussion forum with free registration and a free tips and tricks section. There also appear to be commercial, i.e. not-free, links for things like support and repair. The link to "online video tutorials" wasn't working when I visited, so I don't know whether there are free tutorials or not.

The Access Web

This FAQ site is designed to help Microsoft Access developers find answers for some common questions.

Tips for Microsoft Access

Articles for beginners and advanced users of the Microsoft Office Access database. Examples and solutions to implement. Bugs and traps to avoid. Sample code and utilities to download. All free.

International DB2 Users Group (IDUG)

Discussion forum and resources.

DB2 Magazine

Read and browse articles.

PostgreSQL Forum

PostgreSQL forum.

PostgreSQL Referential Integrity

A flash tutorial that can be downloaded and run offline.

PostgreSQL JDBC Drivers

From here you will get up to date information relating to the JDBC driver for PostgreSQL, download pre-compiled driver in a jar file, and look at current documentation

PostgreSQL Technical Documentation

Articles and reference materials.

PostgreSQL Mirror Sites

Download the latest version of PostgreSQL.

Using PostgreSQL With PHP

This tutorial is very basic, and will provide you with all of the information you'll need to start using PostgreSQL With PHP.

Introduction to Pro*C Embedded SQL

Embedded SQL is a method of combining the computing power of a high-level language like C/C++ and the database manipulation capabilities of SQL. It allows you to execute any SQL statement from an application program.

Oracle FAQ

Welcome to the Oracle FAQ. We have designed this site to provide independent and useful information on Oracle products to the Oracle community

Oracle Troubleshooting

This topic includes over 300 technical documents and bulletins published by Oracle Worldwide Customer Support. These documents contain useful technical information, alerts, sample scripts and other sample files.