How to append two queries and get single output in splunk | splunk scenarios tutorial

Welcome to DWBIADDA's splunk scenarios tutorial for beginners and interview questions and answers,as part of this lecture/tutorial we will see,How to append two queries and get single output in splunk

[sometator]

Thanks a lot for this video! I have a question though: Is |append not the same as doing index=aaa OR index=bbb ???

[nitintiwari]

What is the best way to combine two queries and show in timechart