Java tutorial
/* * * XFlow * _______ * * * (C) Copyright 2010, by Universidade Federal do Par (UFPA), Francisco Santana, Jean Costa, Pedro Treccani and Cleidson de Souza. * * This file is part of XFlow. * * XFlow is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * XFlow 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with XFlow. If not, see <http://www.gnu.org/licenses/>. * * * ====================== * XFlowMYSQLDialect.java * ====================== * * Original Author: Francisco Santana; * Contributor(s): -; * */ package br.ufpa.linc.xflow.data.database; import org.hibernate.dialect.MySQLDialect; import org.hibernate.dialect.function.StandardSQLFunction; import org.hibernate.type.StandardBasicTypes; public final class XFlowMySqlDialect extends MySQLDialect { public XFlowMySqlDialect() { super(); registerFunction("variance", new StandardSQLFunction("variance", StandardBasicTypes.DOUBLE)); registerFunction("stddev", new StandardSQLFunction("stddev", StandardBasicTypes.DOUBLE)); } }