ADOdb stands for Active Data Objects Data Base.

ADOdb is a database abstraction library for PHP.

The PHP version currently supports an amazing number of databases,
thanks to the wonderful ADOdb community: 
MySQL, PostgreSQL, Interbase, Firebird, Informix, Oracle, MS SQL, Foxpro, 
Access, ADO, Sybase, FrontBase, DB2, SAP DB, SQLite, Netezza, LDAP, and generic 
ODBC, ODBTP. 

The Sybase, Informix, FrontBase and PostgreSQL, Netezza, LDAP, ODBTP drivers 
are community contributions.

WWW: http://adodb.sourceforge.net