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diff --git a/libodb-qt/odb/qt/date-time/mysql/qdate-traits.hxx b/libodb-qt/odb/qt/date-time/mysql/qdate-traits.hxx
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+// file : odb/qt/date-time/mysql/qdate-traits.hxx
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_QT_DATE_TIME_MYSQL_QDATE_TRAITS_HXX
+#define ODB_QT_DATE_TIME_MYSQL_QDATE_TRAITS_HXX
+
+#include <odb/pre.hxx>
+
+#include <QtCore/QDate>
+
+#include <odb/mysql/traits.hxx>
+#include <odb/qt/date-time/exceptions.hxx>
+
+namespace odb
+{
+ namespace mysql
+ {
+ template <>
+ struct default_value_traits<QDate, id_date>
+ {
+ typedef QDate value_type;
+ typedef QDate query_type;
+ typedef MYSQL_TIME image_type;
+
+ static void
+ set_value (QDate& v, const MYSQL_TIME& i, bool is_null)
+ {
+ if (is_null)
+ // A null QDate value is equivalent to an invalid QDate value.
+ // Set v to an invalid date to represent null.
+ //
+ v.setDate (0, 0, 0);
+ else
+ v.setDate (static_cast<int> (i.year),
+ static_cast<int> (i.month),
+ static_cast<int> (i.day));
+ }
+
+ static void
+ set_image (MYSQL_TIME& i, bool& is_null, const QDate& v)
+ {
+ if (v.isNull ())
+ is_null = true;
+ else if ((v < QDate (1000, 1, 1)) || (v > QDate (9999, 12, 31)))
+ throw odb::qt::date_time::value_out_of_range ();
+ else
+ {
+ is_null = false;
+ i.neg = false;
+
+ i.year = static_cast<unsigned int> (v.year ());
+ i.month = static_cast<unsigned int> (v.month ());
+ i.day = static_cast<unsigned int> (v.day ());
+
+ i.hour = 0;
+ i.minute = 0;
+ i.second = 0;
+ i.second_part = 0;
+ }
+ }
+ };
+
+ template <>
+ struct default_type_traits<QDate>
+ {
+ static const database_type_id db_type_id = id_date;
+ };
+ }
+}
+
+#include <odb/post.hxx>
+
+#endif // ODB_QT_DATE_TIME_MYSQL_QDATE_TRAITS_HXX