在子页面中单击按钮时刷新父页面

Basically, I have a main page (parent page) with a link that opens up another page (child page) which contains buttons within it. What I want, is when the user clicks the button within the child page, the mysql database will be updated, then I want the parent page to be refreshed (displaying the updated values from the database).Basically, I have a main page (parent page) wit