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77 lines
3.2 KiB
77 lines
3.2 KiB
3 days ago
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/****************************************************************************
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**
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** https://www.qxorm.com/
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** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
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**
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** This file is part of the QxOrm library
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any
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** damages arising from the use of this software
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**
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** Commercial Usage
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** Licensees holding valid commercial QxOrm licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Lionel Marty
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file 'license.gpl3.txt' included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met : http://www.gnu.org/copyleft/gpl.html
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**
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** If you are unsure which license is appropriate for your use, or
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** if you have questions regarding the use of this file, please contact :
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** contact@qxorm.com
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**
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****************************************************************************/
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namespace qx {
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namespace dao {
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namespace detail {
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template <class T>
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struct QxDao_CreateTable
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{
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static QSqlError createTable(QSqlDatabase * pDatabase)
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{
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T t; Q_UNUSED(t);
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qx::dao::detail::QxDao_Helper<T> dao(t, pDatabase, "create table", new qx::QxSqlQueryBuilder_CreateTable<T>());
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if (! dao.isValid()) { return dao.error(); }
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if (dao.database().driverName() != "QSQLITE")
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{
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QString sWarningMsg = "-- WARNING -- the function qx::dao::create_table<T>() can be used only with a SQLite database to create examples or prototypes, for other databases, it is recommended :";
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sWarningMsg += "\n\t - to use QxEntityEditor application and its DDL SQL database schema export plugin ;";
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sWarningMsg += "\n\t - or to manage the database schema with an external tool provided by the SGBD (SQLite Manager for SQLite, pgAdmin for PostgreSQL, MySQL Workbench for MySQL, etc...) ;";
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sWarningMsg += "\n\t - or to generate database schema using the introspection engine of QxOrm library : go to 'https://www.qxorm.com/qxorm_en/faq.html#faq_230' web page for more details.";
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qDebug("[QxOrm] %s", qPrintable(sWarningMsg));
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}
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QString sql = dao.builder().buildSql().getSqlQuery();
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if (sql.isEmpty()) { return dao.errEmpty(); }
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if (! dao.query().exec(sql)) { return dao.errFailed(); }
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long index = 0; qx::IxSqlRelation * pRelation = NULL;
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while ((pRelation = dao.builder().nextRelation(index)))
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{
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QString sqlExtraTable = pRelation->createExtraTable();
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if (sqlExtraTable.isEmpty()) { continue; }
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QSqlQuery queryCreateTable(dao.database());
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bool bExtraTable = queryCreateTable.exec(sqlExtraTable);
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if (! bExtraTable) { dao.updateError(queryCreateTable.lastError()); break; }
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}
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return dao.error();
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}
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};
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} // namespace detail
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} // namespace dao
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} // namespace qx
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