update vs4tempworktime set TWPTtotime=0 where TWPTtotime is null
GO
update vs4tempworktime set TWPTtotimeaddday=1 where TWPTtotimeaddday is null
GO
update vs4tempworktime set TWPTfromtimeaddday=0 where TWPTfromtimeaddday is null
GO
update vs4tempworktime set TWPTfromtime=0 where TWPTfromtime is null
GO