diff options
Diffstat (limited to 'src/sql/doc/snippets/code/src_sql_kernel_qsqlresult.cpp')
-rw-r--r-- | src/sql/doc/snippets/code/src_sql_kernel_qsqlresult.cpp | 86 |
1 files changed, 21 insertions, 65 deletions
diff --git a/src/sql/doc/snippets/code/src_sql_kernel_qsqlresult.cpp b/src/sql/doc/snippets/code/src_sql_kernel_qsqlresult.cpp index 8ab2baf2a1..a5e135aaf3 100644 --- a/src/sql/doc/snippets/code/src_sql_kernel_qsqlresult.cpp +++ b/src/sql/doc/snippets/code/src_sql_kernel_qsqlresult.cpp @@ -1,53 +1,17 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the documentation of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** 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 The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause +#include <QSqlDatabase> +#include <QSqlQuery> +#include <QSqlDriver> +#include <QSqlError> +#include <QSqlResult> +#include <QDebug> + +// dummy typedef +typedef void *sqlite3_stmt; + +void insertVariants() +{ //! [0] QSqlQuery q; q.prepare("insert into test (i1, i2, s) values (?, ?, ?)"); @@ -67,29 +31,21 @@ q.bindValue(2, col3); if (!q.execBatch()) qDebug() << q.lastError(); //! [0] +} - +void querySqlite() +{ //! [1] -QSqlQuery query = ... +QSqlDatabase db = QSqlDatabase::database("sales"); +QSqlQuery query("SELECT NAME, DOB FROM EMPLOYEES", db); + QVariant v = query.result()->handle(); if (v.isValid() && qstrcmp(v.typeName(), "sqlite3_stmt*") == 0) { // v.data() returns a pointer to the handle sqlite3_stmt *handle = *static_cast<sqlite3_stmt **>(v.data()); if (handle) { - ... + // ... } } //! [1] - - -//! [2] -if (qstrcmp(v.typeName(), "PGresult*") == 0) { - PGresult *handle = *static_cast<PGresult **>(v.data()); - if (handle) ... -} - -if (qstrcmp(v.typeName(), "MYSQL_STMT*") == 0) { - MYSQL_STMT *handle = *static_cast<MYSQL_STMT **>(v.data()); - if (handle) ... } -//! [2] |