如何在一个页面中执行两个MYSQLI查询，最好的方法是什么

All right. I'm learning about the mysqli API. I've got two files. One that connects to my database, and one that runs the query. Everything works. However, I want to run two queries in a single page. How can I do this? What is a good method to do this? Would the best way be to include my db connect once, then run both queries, and then close my connection to my db once ending it all together? Is that how most people do it? All right. I'm learning about the mysqli API. I