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/* This file is part of the KDE project
Copyright (C) 2004 Martin Ellis <martin.ellis@kdemail.net>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this program; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef KEXIDB_MYSQLCLIENT_P_H
#define KEXIDB_MYSQLCLIENT_P_H
#include <kexidb/connection_p.h>
#ifdef TQ_WS_WIN
#include <my_global.h>
#endif
#include <mysql_version.h>
#include <mysql.h>
typedef struct st_mysql MYSQL;
#undef bool
class TQCString;
class TQString;
#ifdef MYSQLMIGRATE_H
#define NAMESPACE KexiMigration
#else
#define NAMESPACE KexiDB
#endif
namespace KexiDB {
class ConnectionData;
}
namespace NAMESPACE {
//! Internal MySQL connection data.
/*! Provides a low-level API for accessing MySQL databases, that can
be shared by any module that needs direct access to the underlying
database. Used by the KexiDB and KexiMigration drivers.
*/
class MySqlConnectionInternal : public KexiDB::ConnectionInternal
{
public:
MySqlConnectionInternal(KexiDB::Connection* connection);
virtual ~MySqlConnectionInternal();
//! Connects to a MySQL database
bool db_connect(const KexiDB::ConnectionData& data);
//! Disconnects from the database
bool db_disconnect();
//! Selects a database that is about to be used
bool useDatabase(const TQString &dbName = TQString());
//! Execute SQL statement on the database
bool executeSQL( const TQString& statement );
//! Stores last operation's result
virtual void storeResult();
//! Escapes a table, database or column name
TQString escapeIdentifier(const TQString& str) const;
MYSQL *mysql;
bool mysql_owned; //!< true if mysql pointer should be freed on destruction
TQString errmsg; //!< server-specific message of last operation
int res; //!< result code of last operation on server
};
//! Internal MySQL cursor data.
/*! Provides a low-level abstraction for iterating over MySql result sets. */
class MySqlCursorData : public MySqlConnectionInternal
{
public:
MySqlCursorData(KexiDB::Connection* connection);
virtual ~MySqlCursorData();
MYSQL_RES *mysqlres;
MYSQL_ROW mysqlrow;
unsigned long *lengths;
unsigned long numRows;
};
}
#endif
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