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qt5base-lts/tests/auto/sql/kernel/qsqldatabase/tst_databases.h
Sergio Ahumada 48e0c4df23 Update copyright year in Digia's license headers 
Change-Id: Ic804938fc352291d011800d21e549c10acac66fb
Reviewed-by: Lars Knoll <lars.knoll@digia.com>
2013-01-18 09:07:35 +01:00

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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
/* possible connection parameters */
#ifndef TST_DATABASES_H
#define TST_DATABASES_H
#include <QSqlDatabase>
#include <QSqlDriver>
#include <QSqlError>
#include <QSqlQuery>
#include <QRegExp>
#include <QDir>
#include <QVariant>
#include <QDebug>
#include <QSqlTableModel>
#include <QtTest/QtTest>
#if defined (Q_OS_WIN) || defined (Q_OS_WIN32)
# include <qt_windows.h>
# if defined (Q_OS_WINCE)
# include <winsock2.h>
# endif
#else
#include <unistd.h>
#endif
#define CHECK_DATABASE( db ) \
if ( !db.isValid() ) { qFatal( "db is Invalid" ); }
#define QVERIFY_SQL(q, stmt) QVERIFY2((q).stmt, tst_Databases::printError((q).lastError(), db))
#define QFAIL_SQL(q, stmt) QVERIFY2(!(q).stmt, tst_Databases::printError((q).lastError(), db))
#define DBMS_SPECIFIC(db, driver) \
if (!db.driverName().startsWith(driver)) { QSKIP(driver " specific test"); }
// ### use QSystem::hostName if it is integrated in qtest/main
static QString qGetHostName()
{
static QString hostname;
if ( !hostname.isEmpty() )
return hostname;
char hn[257];
if ( gethostname( hn, 255 ) == 0 ) {
hn[256] = '\0';
hostname = QString::fromLatin1( hn );
hostname.replace( QLatin1Char( '.' ), QLatin1Char( '_' ) );
hostname.replace( QLatin1Char( '-' ), QLatin1Char( '_' ) );
}
return hostname;
}
// to prevent nameclashes on our database server, each machine
// will use its own set of table names. Call this function to get
// "tablename_hostname"
inline static QString qTableName( const QString& prefix, const char *sourceFileName )
{
return QLatin1String("dbtst")+QString::number(qHash(QLatin1String(sourceFileName) + "_" + qGetHostName().replace( "-", "_" )), 16)+"_"+prefix;
}
inline static QString qTableName( const QString& prefix, QSqlDriver* driver )
{
return driver->escapeIdentifier( prefix + "_" + qGetHostName(), QSqlDriver::TableName );
}
inline static bool testWhiteSpaceNames( const QString &name )
{
/* return name.startsWith( "QPSQL" )
|| name.startsWith( "QODBC" )
|| name.startsWith( "QSQLITE" )
|| name.startsWith( "QMYSQL" );*/
return name != QLatin1String("QSQLITE2");
}
inline static QString toHex( const QString& binary )
{
QString str;
static char const hexchars[] = "0123456789ABCDEF";
for ( int i = 0; i < binary.size(); i++ ) {
ushort code = binary.at(i).unicode();
str += (QChar)(hexchars[ (code >> 12) & 0x0F ]);
str += (QChar)(hexchars[ (code >> 8) & 0x0F ]);
str += (QChar)(hexchars[ (code >> 4) & 0x0F ]);
str += (QChar)(hexchars[ code & 0x0F ]);
}
return str;
}
class tst_Databases
{
public:
tst_Databases(): counter( 0 )
{
}
~tst_Databases()
{
close();
}
// returns a testtable consisting of the names of all database connections if
// driverPrefix is empty, otherwise only those that start with driverPrefix.
int fillTestTable( const QString& driverPrefix = QString() ) const
{
QTest::addColumn<QString>( "dbName" );
int count = 0;
for ( int i = 0; i < dbNames.count(); ++i ) {
QSqlDatabase db = QSqlDatabase::database( dbNames.at( i ) );
if ( !db.isValid() )
continue;
if ( driverPrefix.isEmpty() || db.driverName().startsWith( driverPrefix ) ) {
QTest::newRow( dbNames.at( i ).toLatin1() ) << dbNames.at( i );
++count;
}
}
return count;
}
int fillTestTableWithStrategies( const QString& driverPrefix = QString() ) const
{
QTest::addColumn<QString>( "dbName" );
QTest::addColumn<int>("submitpolicy_i");
int count = 0;
for ( int i = 0; i < dbNames.count(); ++i ) {
QSqlDatabase db = QSqlDatabase::database( dbNames.at( i ) );
if ( !db.isValid() )
continue;
if ( driverPrefix.isEmpty() || db.driverName().startsWith( driverPrefix ) ) {
QTest::newRow( QString("%1 [field]").arg(dbNames.at( i )).toLatin1() ) << dbNames.at( i ) << (int)QSqlTableModel::OnFieldChange;
QTest::newRow( QString("%1 [row]").arg(dbNames.at( i )).toLatin1() ) << dbNames.at( i ) << (int)QSqlTableModel::OnRowChange;
QTest::newRow( QString("%1 [manual]").arg(dbNames.at( i )).toLatin1() ) << dbNames.at( i ) << (int)QSqlTableModel::OnManualSubmit;
++count;
}
}
return count;
}
void addDb( const QString& driver, const QString& dbName,
const QString& user = QString(), const QString& passwd = QString(),
const QString& host = QString(), int port = -1, const QString params = QString() )
{
QSqlDatabase db;
if ( !QSqlDatabase::drivers().contains( driver ) ) {
qWarning() << "Driver" << driver << "is not installed";
return;
}
// construct a stupid unique name
QString cName = QString::number( counter++ ) + "_" + driver + "@";
cName += host.isEmpty() ? dbName : host;
if ( port > 0 )
cName += ":" + QString::number( port );
db = QSqlDatabase::addDatabase( driver, cName );
if ( !db.isValid() ) {
qWarning( "Could not create database object" );
return;
}
db.setDatabaseName( dbName );
db.setUserName( user );
db.setPassword( passwd );
db.setHostName( host );
db.setPort( port );
db.setConnectOptions( params );
dbNames.append( cName );
}
void addDbs()
{
// addDb( "QOCI8", "//horsehead.nokia.troll.no:1521/pony.troll.no", "scott", "tiger" ); // Oracle 9i on horsehead
// addDb( "QOCI8", "//horsehead.nokia.troll.no:1521/ustest.troll.no", "scott", "tiger", "" ); // Oracle 9i on horsehead
// addDb( "QOCI8", "//iceblink.nokia.troll.no:1521/ice.troll.no", "scott", "tiger", "" ); // Oracle 8 on iceblink (not currently working)
// addDb( "QOCI", "//silence.nokia.troll.no:1521/testdb", "scott", "tiger" ); // Oracle 10g on silence
// addDb( "QOCI", "//bq-oracle10g.apac.nokia.com:1521/XE", "scott", "tiger" ); // Oracle 10gexpress
// This requires a local ODBC data source to be configured( pointing to a MySql database )
// addDb( "QODBC", "mysqlodbc", "troll", "trond" );
// addDb( "QODBC", "SqlServer", "troll", "trond" );
// addDb( "QTDS7", "testdb", "troll", "trondk", "horsehead" );
// addDb( "QODBC", "silencetestdb", "troll", "trond", "silence" );
// addDb( "QODBC", "horseheadtestdb", "troll", "trondk", "horsehead" );
// addDb( "QMYSQL3", "testdb", "troll", "trond", "horsehead.nokia.troll.no" );
// addDb( "QMYSQL3", "testdb", "troll", "trond", "horsehead.nokia.troll.no", 3307 );
// addDb( "QMYSQL3", "testdb", "troll", "trond", "horsehead.nokia.troll.no", 3308, "CLIENT_COMPRESS=1;CLIENT_SSL=1" ); // MySQL 4.1.1
// addDb( "QMYSQL3", "testdb", "troll", "trond", "horsehead.nokia.troll.no", 3309, "CLIENT_COMPRESS=1;CLIENT_SSL=1" ); // MySQL 5.0.18 Linux
// addDb( "QMYSQL3", "testdb", "troll", "trond", "silence.nokia.troll.no" ); // MySQL 5.1.36 Windows
// addDb( "QMYSQL3", "testdb", "testuser", "Ee4Gabf6_", "bq-mysql41.apac.nokia.com" ); // MySQL 4.1.22-2.el4 linux
// addDb( "QMYSQL3", "testdb", "testuser", "Ee4Gabf6_", "bq-mysql50.apac.nokia.com" ); // MySQL 5.0.45-7.el5 linux
// addDb( "QMYSQL3", "testdb", "testuser", "Ee4Gabf6_", "bq-mysql51.apac.nokia.com" ); // MySQL 5.1.36-6.7.2.i586 linux
// addDb( "QPSQL7", "testdb", "troll", "trond", "horsehead.nokia.troll.no" ); // V7.2 NOT SUPPORTED!
// addDb( "QPSQL7", "testdb", "troll", "trond", "horsehead.nokia.troll.no", 5434 ); // V7.2 NOT SUPPORTED! Multi-byte
// addDb( "QPSQL7", "testdb", "troll", "trond", "horsehead.nokia.troll.no", 5435 ); // V7.3
// addDb( "QPSQL7", "testdb", "troll", "trond", "horsehead.nokia.troll.no", 5436 ); // V7.4
// addDb( "QPSQL7", "testdb", "troll", "trond", "horsehead.nokia.troll.no", 5437 ); // V8.0.3
// addDb( "QPSQL7", "testdb", "troll", "trond", "silence.nokia.troll.no" ); // V8.2.1, UTF-8
// addDb( "QPSQL7", "testdb", "testuser", "Ee4Gabf6_", "bq-postgres74.apac.nokia.com" ); // Version 7.4.19-1.el4_6.1
// addDb( "QPSQL7", "testdb", "testuser", "Ee4Gabf6_", "bq-pgsql81.apac.nokia.com" ); // Version 8.1.11-1.el5_1.1
// addDb( "QPSQL7", "testdb", "testuser", "Ee4Gabf6_", "bq-pgsql84.apac.nokia.com" ); // Version 8.4.1-2.1.i586
// addDb( "QPSQL7", "testdb", "testuser", "Ee4Gabf6_", "bq-pgsql90.apac.nokia.com" ); // Version 9.0.0
// addDb( "QDB2", "testdb", "troll", "trond", "silence.nokia.troll.no" ); // DB2 v9.1 on silence
// addDb( "QDB2", "testdb", "testuser", "Ee4Gabf6_", "bq-db2-972.apac.nokia.com" ); // DB2
// yes - interbase really wants the physical path on the host machine.
// addDb( "QIBASE", "/opt/interbase/qttest.gdb", "SYSDBA", "masterkey", "horsehead.nokia.troll.no" );
// addDb( "QIBASE", "silence.troll.no:c:\\ibase\\testdb", "SYSDBA", "masterkey", "" ); // InterBase 7.5 on silence
// addDb( "QIBASE", "silence.troll.no:c:\\ibase\\testdb_ascii", "SYSDBA", "masterkey", "" ); // InterBase 7.5 on silence
// addDb( "QIBASE", "/opt/firebird/databases/testdb.fdb", "testuser", "Ee4Gabf6_", "firebird1-nokia.trolltech.com.au" ); // Firebird 1.5.5
// addDb( "QIBASE", "/opt/firebird/databases/testdb.fdb", "testuser", "Ee4Gabf6_", "firebird2-nokia.trolltech.com.au" ); // Firebird 2.1.1
// addDb( "QIBASE", "/opt/firebird/databases/testdb.fdb", "testuser", "Ee4Gabf6_", "bq-firebird1.apac.nokia.com" ); // Firebird 1.5.5
// addDb( "QIBASE", "/opt/firebird/databases/testdb.fdb", "testuser", "Ee4Gabf6_", "bq-firebird2.apac.nokia.com" ); // Firebird 2.1.1
// use in-memory database to prevent local files
// addDb("QSQLITE", ":memory:");
addDb( "QSQLITE", QDir::toNativeSeparators(QDir::tempPath()+"/foo.db") );
// addDb( "QSQLITE2", QDir::toNativeSeparators(QDir::tempPath()+"/foo2.db") );
// addDb( "QODBC3", "DRIVER={SQL SERVER};SERVER=iceblink.nokia.troll.no\\ICEBLINK", "troll", "trond", "" );
// addDb( "QODBC3", "DRIVER={SQL Native Client};SERVER=silence.nokia.troll.no\\SQLEXPRESS", "troll", "trond", "" );
// addDb( "QODBC", "DRIVER={MySQL ODBC 5.1 Driver};SERVER=bq-mysql50.apac.nokia.com;DATABASE=testdb", "testuser", "Ee4Gabf6_", "" );
// addDb( "QODBC", "DRIVER={MySQL ODBC 5.1 Driver};SERVER=bq-mysql51.apac.nokia.com;DATABASE=testdb", "testuser", "Ee4Gabf6_", "" );
// addDb( "QODBC", "DRIVER={FreeTDS};SERVER=horsehead.nokia.troll.no;DATABASE=testdb;PORT=4101;UID=troll;PWD=trondk", "troll", "trondk", "" );
// addDb( "QODBC", "DRIVER={FreeTDS};SERVER=silence.nokia.troll.no;DATABASE=testdb;PORT=2392;UID=troll;PWD=trond", "troll", "trond", "" );
// addDb( "QODBC", "DRIVER={FreeTDS};SERVER=bq-winserv2003-x86-01.apac.nokia.com;DATABASE=testdb;PORT=1433;UID=testuser;PWD=Ee4Gabf6_;TDS_Version=8.0", "", "", "" );
// addDb( "QODBC", "DRIVER={FreeTDS};SERVER=bq-winserv2008-x86-01.apac.nokia.com;DATABASE=testdb;PORT=1433;UID=testuser;PWD=Ee4Gabf6_;TDS_Version=8.0", "", "", "" );
// addDb( "QTDS7", "testdb", "testuser", "Ee4Gabf6_", "bq-winserv2003" );
// addDb( "QTDS7", "testdb", "testuser", "Ee4Gabf6_", "bq-winserv2008" );
// addDb( "QODBC3", "DRIVER={SQL SERVER};SERVER=bq-winserv2003-x86-01.apac.nokia.com;DATABASE=testdb;PORT=1433", "testuser", "Ee4Gabf6_", "" );
// addDb( "QODBC3", "DRIVER={SQL SERVER};SERVER=bq-winserv2008-x86-01.apac.nokia.com;DATABASE=testdb;PORT=1433", "testuser", "Ee4Gabf6_", "" );
// addDb( "QODBC", "DRIVER={Microsoft Access Driver (*.mdb)};DBQ=c:\\dbs\\access\\testdb.mdb", "", "", "" );
// addDb( "QODBC", "DRIVER={Postgresql};SERVER=bq-pgsql84.apac.nokia.com;DATABASE=testdb", "testuser", "Ee4Gabf6_", "" );
}
void open()
{
addDbs();
QStringList::Iterator it = dbNames.begin();
while ( it != dbNames.end() ) {
QSqlDatabase db = QSqlDatabase::database(( *it ), false );
qDebug() << "Opening:" << (*it);
if ( db.isValid() && !db.isOpen() ) {
if ( !db.open() ) {
qWarning( "tst_Databases: Unable to open %s on %s:\n%s", qPrintable( db.driverName() ), qPrintable( *it ), qPrintable( db.lastError().databaseText() ) );
// well... opening failed, so we just ignore the server, maybe it is not running
it = dbNames.erase( it );
} else {
++it;
}
}
}
}
void close()
{
for ( QStringList::Iterator it = dbNames.begin(); it != dbNames.end(); ++it ) {
{
QSqlDatabase db = QSqlDatabase::database(( *it ), false );
if ( db.isValid() && db.isOpen() )
db.close();
}
QSqlDatabase::removeDatabase(( *it ) );
}
dbNames.clear();
}
// for debugging only: outputs the connection as string
static QString dbToString( const QSqlDatabase db )
{
QString res = db.driverName() + "@";
if ( db.driverName().startsWith( "QODBC" ) || db.driverName().startsWith( "QOCI" ) ) {
res += db.databaseName();
} else {
res += db.hostName();
}
if ( db.port() > 0 ) {
res += ":" + QString::number( db.port() );
}
return res;
}
// drop a table only if it exists to prevent warnings
static void safeDropTables( QSqlDatabase db, const QStringList& tableNames )
{
bool wasDropped;
QSqlQuery q( db );
QStringList dbtables=db.tables();
foreach(const QString &tableName, tableNames)
{
wasDropped = true;
QString table=tableName;
if ( db.driver()->isIdentifierEscaped(table, QSqlDriver::TableName))
table = db.driver()->stripDelimiters(table, QSqlDriver::TableName);
if ( dbtables.contains( table, Qt::CaseInsensitive ) ) {
foreach(const QString &table2, dbtables.filter(table, Qt::CaseInsensitive)) {
if(table2.compare(table.section('.', -1, -1), Qt::CaseInsensitive) == 0) {
table=db.driver()->escapeIdentifier(table2, QSqlDriver::TableName);
if(isPostgreSQL(db))
wasDropped = q.exec( "drop table " + table + " cascade");
else
wasDropped = q.exec( "drop table " + table);
dbtables.removeAll(table2);
}
}
}
if ( !wasDropped ) {
qWarning() << dbToString(db) << "unable to drop table" << tableName << ':' << q.lastError();
// qWarning() << "last query:" << q.lastQuery();
// qWarning() << "dbtables:" << dbtables;
// qWarning() << "db.tables():" << db.tables();
}
}
}
static void safeDropTable( QSqlDatabase db, const QString& tableName )
{
safeDropTables(db, QStringList() << tableName);
}
static void safeDropViews( QSqlDatabase db, const QStringList &viewNames )
{
if ( isMSAccess( db ) ) // Access is sooo stupid.
safeDropTables( db, viewNames );
bool wasDropped;
QSqlQuery q( db );
QStringList dbtables=db.tables(QSql::Views);
foreach(QString viewName, viewNames)
{
wasDropped = true;
QString view=viewName;
if ( db.driver()->isIdentifierEscaped(view, QSqlDriver::TableName))
view = db.driver()->stripDelimiters(view, QSqlDriver::TableName);
if ( dbtables.contains( view, Qt::CaseInsensitive ) ) {
foreach(const QString &view2, dbtables.filter(view, Qt::CaseInsensitive)) {
if(view2.compare(view.section('.', -1, -1), Qt::CaseInsensitive) == 0) {
view=db.driver()->escapeIdentifier(view2, QSqlDriver::TableName);
wasDropped = q.exec( "drop view " + view);
dbtables.removeAll(view);
}
}
}
if ( !wasDropped )
qWarning() << dbToString(db) << "unable to drop view" << viewName << ':' << q.lastError();
// << "\nlast query:" << q.lastQuery()
// << "\ndbtables:" << dbtables
// << "\ndb.tables(QSql::Views):" << db.tables(QSql::Views);
}
}
static void safeDropView( QSqlDatabase db, const QString& tableName )
{
safeDropViews(db, QStringList() << tableName);
}
// returns the type name of the blob datatype for the database db.
// blobSize is only used if the db doesn't have a generic blob type
static QString blobTypeName( QSqlDatabase db, int blobSize = 10000 )
{
if ( db.driverName().startsWith( "QMYSQL" ) )
return "longblob";
if ( db.driverName().startsWith( "QPSQL" ) )
return "bytea";
if ( db.driverName().startsWith( "QTDS" )
|| isSqlServer( db )
|| isMSAccess( db ) )
return "image";
if ( db.driverName().startsWith( "QDB2" ) )
return QString( "blob(%1)" ).arg( blobSize );
if ( db.driverName().startsWith( "QIBASE" ) )
return QString( "blob sub_type 0 segment size 4096" );
if ( db.driverName().startsWith( "QOCI" )
|| db.driverName().startsWith( "QSQLITE" ) )
return "blob";
qDebug() << "tst_Databases::blobTypeName: Don't know the blob type for" << dbToString( db );
return "blob";
}
static QString dateTimeTypeName(QSqlDatabase db)
{
if (db.driverName().startsWith("QPSQL"))
return QLatin1String("timestamp");
return QLatin1String("datetime");
}
static QString autoFieldName( QSqlDatabase db )
{
if ( db.driverName().startsWith( "QMYSQL" ) )
return "AUTO_INCREMENT";
if ( db.driverName().startsWith( "QTDS" ) )
return "IDENTITY";
/* if ( db.driverName().startsWith( "QPSQL" ) )
return "SERIAL";*/
// if ( db.driverName().startsWith( "QDB2" ) )
// return "GENERATED BY DEFAULT AS IDENTITY";
return QString();
}
static QByteArray printError( const QSqlError& err )
{
QString result;
if(err.number() > 0)
result += '(' + QString::number(err.number()) + ") ";
result += '\'';
if(!err.driverText().isEmpty())
result += err.driverText() + "' || '";
result += err.databaseText() + "'";
return result.toLocal8Bit();
}
static QByteArray printError( const QSqlError& err, const QSqlDatabase& db )
{
QString result(dbToString(db) + ": ");
if(err.number() > 0)
result += '(' + QString::number(err.number()) + ") ";
result += '\'';
if(!err.driverText().isEmpty())
result += err.driverText() + "' || '";
result += err.databaseText() + "'";
return result.toLocal8Bit();
}
static bool isSqlServer( QSqlDatabase db )
{
return db.databaseName().contains( "sql server", Qt::CaseInsensitive )
|| db.databaseName().contains( "sqlserver", Qt::CaseInsensitive )
|| db.databaseName().contains( "sql native client", Qt::CaseInsensitive )
|| db.databaseName().contains( "bq-winserv", Qt::CaseInsensitive )
|| db.hostName().contains( "bq-winserv", Qt::CaseInsensitive );
}
static bool isMSAccess( QSqlDatabase db )
{
return db.databaseName().contains( "Access Driver", Qt::CaseInsensitive );
}
static bool isPostgreSQL( QSqlDatabase db )
{
return db.driverName().startsWith("QPSQL") || (db.driverName().startsWith("QODBC") && ( db.databaseName().contains("PostgreSQL", Qt::CaseInsensitive) || db.databaseName().contains("pgsql", Qt::CaseInsensitive) ) );
}
static bool isMySQL( QSqlDatabase db )
{
return db.driverName().startsWith("QMYSQL") || (db.driverName().startsWith("QODBC") && db.databaseName().contains("MySQL", Qt::CaseInsensitive) );
}
static bool isDB2( QSqlDatabase db )
{
return db.driverName().startsWith("QDB2") || (db.driverName().startsWith("QODBC") && db.databaseName().contains("db2", Qt::CaseInsensitive) );
}
// -1 on fail, else Oracle version
static int getOraVersion( QSqlDatabase db )
{
int ver = -1;
QSqlQuery q( "SELECT banner FROM v$version", db );
q.next();
QRegExp vers( "([0-9]+)\\.[0-9\\.]+[0-9]" );
if ( vers.indexIn( q.value( 0 ).toString() ) ) {
bool ok;
ver = vers.cap( 1 ).toInt( &ok );
if ( !ok )
ver = -1;
}
return ver;
}
static QString getMySqlVersion( const QSqlDatabase &db )
{
QSqlQuery q(db);
q.exec( "select version()" );
if(q.next())
return q.value( 0 ).toString();
else
return QString();
}
static QString getPSQLVersion( const QSqlDatabase &db )
{
QSqlQuery q(db);
q.exec( "select version()" );
if(q.next())
return q.value( 0 ).toString();
else
return QString();
}
QStringList dbNames;
int counter;
};
#endif
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