first commit

2026-04-03 11:32:07 +08:00
commit 003be19522
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--- a/inl/QxDao/QxDao_CreateTable.inl
+++ b/inl/QxDao/QxDao_CreateTable.inl
@@ -0,0 +1,96 @@
+/****************************************************************************
+**
+** https://www.qxorm.com/
+** Copyright (C) 2013 XDL Team (ic-east.com)
+**
+** This file is part of the QxOrm library
+**
+** This software is provided 'as-is', without any express or implied
+** warranty. In no event will the authors be held liable for any
+** damages arising from the use of this software
+**
+** Commercial Usage
+** Licensees holding valid commercial QxOrm 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 XDL Team
+**
+** 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.gpl3.txt' 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
+**
+** If you are unsure which license is appropriate for your use, or
+** if you have questions regarding the use of this file, please contact :
+** ic-east.com
+**
+****************************************************************************/
+
+namespace qx
+{
+   namespace dao
+   {
+      namespace detail
+      {
+
+         template <class T>
+         struct QxDao_CreateTable
+         {
+
+            static QSqlError createTable(QSqlDatabase *pDatabase)
+            {
+               T t;
+               Q_UNUSED(t);
+               qx::dao::detail::QxDao_Helper<T> dao(t, pDatabase, "create table", new qx::QxSqlQueryBuilder_CreateTable<T>());
+               if (!dao.isValid())
+               {
+                  return dao.error();
+               }
+
+               if (dao.database().driverName() != "QSQLITE")
+               {
+                  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 :";
+                  sWarningMsg += "\n\t - to use QxEntityEditor application and its DDL SQL database schema export plugin ;";
+                  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...) ;";
+                  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.";
+                  qDebug("[QxOrm] %s", qPrintable(sWarningMsg));
+               }
+
+               QString sql = dao.builder().buildSql().getSqlQuery();
+               if (sql.isEmpty())
+               {
+                  return dao.errEmpty();
+               }
+               if (!dao.query().exec(sql))
+               {
+                  return dao.errFailed();
+               }
+
+               long index = 0;
+               qx::IxSqlRelation *pRelation = NULL;
+               while ((pRelation = dao.builder().nextRelation(index)))
+               {
+                  QString sqlExtraTable = pRelation->createExtraTable();
+                  if (sqlExtraTable.isEmpty())
+                  {
+                     continue;
+                  }
+                  QSqlQuery queryCreateTable(dao.database());
+                  bool bExtraTable = queryCreateTable.exec(sqlExtraTable);
+                  if (!bExtraTable)
+                  {
+                     dao.updateError(queryCreateTable.lastError());
+                     break;
+                  }
+               }
+
+               return dao.error();
+            }
+         };
+
+      } // namespace detail
+   } // namespace dao
+} // namespace qx