嗨,我有一个没有时区数据类型的时间戳参数,我正在计算这两个参数clock_out_time和clock_in_time。
这是我的功能
(select EXTRACT ( hour from (select sum( att.clock_out_time - att.clock_in_time)
from public."VOfficeApp_employee_attendence" att
where att.user_id = 2017
and att.company_id =391
宏'propdp‘创建一个依赖属性,如下所示:
public int MyProperty
{
get { return (int)GetValue(MyPropertyProperty); }
set { SetValue(MyPropertyProperty, value); }
}
// Using a DependencyProperty as the backing store for MyProperty. This enables animation, styling, binding, etc...
public static readonly De