1 /***************************************************************************
2 * Copyright (C) 2005-07 by the Quassel IRC Team *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
21 #ifndef ABSTRACTSQLSTORAGE_H
22 #define ABSTRACTSQLSTORAGE_H
26 #include <QSqlDatabase>
30 class AbstractSqlStorage : public Storage {
34 AbstractSqlStorage(QObject *parent = 0);
35 virtual ~AbstractSqlStorage();
37 //! Returns the name of the storage backend engine
38 /** \return A virtual equivalent of displayName() */
39 virtual QString engineName() { return ""; }
42 bool init(const QVariantMap &settings = QVariantMap());
46 QString queryString(const QString &queryName, int version);
47 QString queryString(const QString &queryName);
49 QSqlQuery *cachedQuery(const QString &queryName, int version);
50 QSqlQuery *cachedQuery(const QString &queryName);
52 QStringList setupQueries();
53 bool setup(const QVariantMap &settings = QVariantMap());
55 QStringList upgradeQueries(int ver);
58 bool watchQuery(QSqlQuery *query);
61 virtual int installedSchemaVersion() { return -1; };
63 virtual QString driverName() = 0;
64 inline virtual QString hostName() { return QString(); }
65 virtual QString databaseName() = 0;
66 inline virtual QString userName() { return QString(); }
67 inline virtual QString password() { return QString(); }
74 QHash<QPair<QString, int>, QSqlQuery *> _queryCache;