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diff --git a/odb/boost/date-time/mssql/posix-time-traits.hxx b/odb/boost/date-time/mssql/posix-time-traits.hxx
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+// file : odb/boost/date-time/mssql/posix-time-traits.hxx
+// author : Constantin Michael <constantin@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_BOOST_DATE_TIME_MSSQL_POSIX_TIME_TRAITS_HXX
+#define ODB_BOOST_DATE_TIME_MSSQL_POSIX_TIME_TRAITS_HXX
+
+#include <odb/pre.hxx>
+
+#include <boost/date_time/posix_time/posix_time_types.hpp>
+
+#include <odb/core.hxx>
+#include <odb/mssql/traits.hxx>
+#include <odb/boost/date-time/exceptions.hxx>
+
+namespace odb
+{
+ namespace mssql
+ {
+ template <>
+ class value_traits< ::boost::posix_time::ptime, id_datetime>
+ {
+ public:
+ typedef ::boost::posix_time::ptime ptime;
+ typedef ::boost::posix_time::time_duration time_duration;
+ typedef ::boost::gregorian::date date;
+ typedef ptime value_type;
+ typedef ptime query_type;
+ typedef datetime image_type;
+
+ static void
+ set_value (ptime& v, const datetime& i, bool is_null)
+ {
+ if (is_null)
+ v = ptime (::boost::date_time::not_a_date_time);
+ else
+ {
+ unsigned long long fract_s (i.fraction);
+ fract_s = fract_s * time_duration::ticks_per_second () /
+ 1000000000ULL;
+
+ v = ptime (
+ date (static_cast<date::year_type> (i.year),
+ static_cast<date::month_type> (i.month),
+ static_cast<date::day_type> (i.day)),
+ time_duration (
+ static_cast<time_duration::hour_type> (i.hour),
+ static_cast<time_duration::min_type> (i.minute),
+ static_cast<time_duration::sec_type> (i.second),
+ static_cast<time_duration::fractional_seconds_type> (fract_s)));
+ }
+ }
+
+ static void
+ set_image (datetime& i, unsigned short s, bool& is_null, const ptime& v)
+ {
+ if (v.is_special ())
+ {
+ if (v.is_not_a_date_time ())
+ is_null = true;
+ else
+ throw odb::boost::date_time::special_value ();
+ }
+ else
+ {
+ const date& d (v.date ());
+ const time_duration& t (v.time_of_day ());
+
+ is_null = false;
+ i.year = static_cast<SQLSMALLINT> (d.year ());
+ i.month = static_cast<SQLUSMALLINT> (d.month ());
+ i.day = static_cast<SQLUSMALLINT> (d.day ());
+ i.hour = static_cast<SQLUSMALLINT> (t.hours ());
+ i.minute = static_cast<SQLUSMALLINT> (t.minutes ());
+
+ // Scale value 8 indicates we are dealing with SMALLDATETIME
+ // which has the minutes precision.
+ //
+ if (s != 8)
+ {
+ i.second = static_cast<SQLUSMALLINT> (t.seconds ());
+
+ unsigned long long ns (t.fractional_seconds ());
+ ns = ns * 1000000000ULL / time_duration::ticks_per_second ();
+
+ const unsigned int divider[8] =
+ {
+ 1000000000,
+ 100000000,
+ 10000000,
+ 1000000,
+ 100000,
+ 10000,
+ 1000,
+ 100
+ };
+
+ i.fraction = static_cast<SQLUINTEGER> (ns - ns % divider[s]);
+ }
+ else
+ {
+ i.second = 0;
+ i.fraction = 0;
+ }
+ }
+ }
+ };
+
+ template <>
+ class value_traits< ::boost::posix_time::time_duration, id_time>
+ {
+ public:
+ typedef ::boost::posix_time::time_duration time_duration;
+ typedef time_duration value_type;
+ typedef time_duration query_type;
+ typedef time image_type;
+
+ static void
+ set_value (time_duration& v, const time& i, bool is_null)
+ {
+ if (is_null)
+ v = time_duration (::boost::date_time::not_a_date_time);
+ else
+ {
+ unsigned long long fract_s (i.fraction);
+ fract_s = fract_s * time_duration::ticks_per_second () /
+ 1000000000ULL;
+
+ v = time_duration (
+ static_cast<time_duration::hour_type> (i.hour),
+ static_cast<time_duration::min_type> (i.minute),
+ static_cast<time_duration::sec_type> (i.second),
+ static_cast<time_duration::fractional_seconds_type> (fract_s));
+ }
+ }
+
+ static void
+ set_image (time& i,
+ unsigned short s,
+ bool& is_null,
+ const time_duration& v)
+ {
+ if (v.is_special ())
+ {
+ if (v.is_not_a_date_time ())
+ is_null = true;
+ else
+ throw odb::boost::date_time::special_value ();
+ }
+ else if (v.is_negative () || v.hours () > 23)
+ throw odb::boost::date_time::value_out_of_range ();
+ else
+ {
+ is_null = false;
+ i.hour = static_cast<SQLUSMALLINT> (v.hours ());
+ i.minute = static_cast<SQLUSMALLINT> (v.minutes ());
+ i.second = static_cast<SQLUSMALLINT> (v.seconds ());
+
+ unsigned long long ns (v.fractional_seconds ());
+ ns = ns * 1000000000ULL / time_duration::ticks_per_second ();
+
+ const unsigned int divider[8] =
+ {
+ 1000000000,
+ 100000000,
+ 10000000,
+ 1000000,
+ 100000,
+ 10000,
+ 1000,
+ 100
+ };
+
+ i.fraction = static_cast<SQLUINTEGER> (ns - ns % divider[s]);
+ }
+ }
+ };
+
+ template <>
+ struct default_type_traits< ::boost::posix_time::ptime>
+ {
+ static const database_type_id db_type_id = id_datetime;
+ };
+
+ template <>
+ struct default_type_traits< ::boost::posix_time::time_duration>
+ {
+ static const database_type_id db_type_id = id_time;
+ };
+ }
+}
+
+#endif // ODB_BOOST_DATE_TIME_MSSQL_POSIX_TIME_TRAITS_HXX