/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*- * vim:expandtab:shiftwidth=2:tabstop=2:smarttab: * * Copyright (C) 2009 Sun Microsystems * * This program 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 2 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef DRIZZLED_STATEMENT_H #define DRIZZLED_STATEMENT_H #include #include #include #include #include namespace drizzled { class Session; class TableList; class Item; namespace statement { /** * @class Statement * @brief Represents a statement to be executed */ class Statement { public: Statement(Session *in_session) : session(in_session) {} virtual ~Statement() {} /** * Execute the statement. * * @return true on failure; false on success */ virtual bool execute()= 0; protected: /** * A session handler. */ Session *session; }; } /* namespace statement */ } /* namespace drizzled */ #endif /* DRIZZLED_STATEMENT_H */