var override_queryfields = [
        
		{
			name : 'receive_time_from',
			queryexpression : "(t1.receive_time between to_date(${@receive_time_from},'yyyy-mm-dd') and nvl(to_date(${@receive_time_to},'yyyy-mm-dd'),t1.receive_time))"
		},
		{
			name : 'receive_time_to',
			queryexpression : "(t1.receive_time between nvl(to_date(${@receive_time_from},'yyyy-mm-dd'),t1.receive_time) and to_date(${@receive_time_to},'yyyy-mm-dd'))"
		},
		
		{
			name : 'purchase_time_from',
			queryexpression : "(t1.purchase_time between to_date(${@purchase_time_from},'yyyy-mm-dd') and nvl(to_date(${@purchase_time_to},'yyyy-mm-dd'),t1.purchase_time))"
		},
		{
			name : 'purchase_time_to',
			queryexpression : "(t1.purchase_time between nvl(to_date(${@purchase_time_from},'yyyy-mm-dd'),t1.purchase_time) and to_date(${@purchase_time_to},'yyyy-mm-dd'))"
		}
		];

override();
