Simple web tool for practicing Relational Algebra for a Databases Class at TUM. Provides most operators and helps students study.
This tool offers students a fast way to enter Queries formed in Relational Algebra and see the results using a University Schema. This tool was made specifically by and for the Chair for Database Systems at the Technical University in Munich.
This tool is live at http://www-db.in.tum.de/~muehe/ira/
IRA - Interactive Relational Algebra Tool Copyright (C) 2010-2012 Henrik Mühe This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program. If not, see <http://www.gnu.org/licenses/>.