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NAME

Tangram - Orthogonal Object Persistence in Relational Databases

DESCRIPTION

Tangram is an object-relational mapper. It makes objects persist in relational databases, and provides powerful facilities for retrieving and filtering them. Tangram fully supports object-oriented programming, including polymorphism, multiple inheritance and collections. It does so in an orthogonal fashion, that is, it doesn't require your classes to implement support functions nor inherit from a utility class.

COMPATIBILITY

Tangram is known to run in the following environments, however, Tangram uses standard SQL and should be usable with any SQL-83 compliant database.

Note that some functions (e.g. transactions and subselects) may not be available in some environments. This is reported during the test suite.

  • Perl 5.00503

  • Set::Object 1.03

  • DBI 1.14

  • DBD::mysql 2.0402

  • DBD::Oracle 1.06

  • DBD::Sybase 0.21

  • DBD::Pg 0.93

LICENSE & WARRANTY

You may use Tangram, free of charge, under the terms of the GPL. You can obtain a commercial license from Sound Object Logic, see http://www.soundobjectlogic.com/tangram/licenses.html.

TANGRAM COMES WITHOUT ANY WARRANTY OF ANY KIND.

SUPPORT

Please send bug reports directly to the Tangram 2 maintainer's mailing list <tangram-t2-maintainers@tangram-persistence.org>, and please CC: <bug-Tangram@rt.cpan.org> so I can track your fault accurately.

Whenever possible, include a short, complete script demonstrating the problem. (read: if you want it fixed quicker, demonstrate it)

Questions of general interest should should be posted to the mailing list, but not rt.cpan.org.

Commercial support for Tangram is available, see http://www.soundobjectlogic.com/tangram/support.html.

AUTHORS

Except where noted, all the code and documentation was written by Jean-Louis Leroy (jll@soundobjectlogic.com) and Sound Object Logic.

Sam Vilain <sam@vilain.net> is the current humble maintainer.