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select sum(MealNumber) as 'sum',MealName from #meal group by MealName
select * from #meal where persontype = 1 order by MealDate,MealName
select * from #meal where personType = 2 order by MealDate,MealName
string sql = @"select sum(MealNumber) as 'sum',MealName from #meal group by MealName
select * from #meal where persontype = 1 order by MealDate,MealName
select * from #meal where personType = 2 order by MealDate,MealName";
comm.commandText = sql;
SqlDataReader dr = comm.ExecuteReader();