Become a member and get unlimited access to the entire skills library of over 4,500 courses, including more Developer and personalized recommendations. Become a member and get unlimited access to the entire skills library of over 4,500 courses, including more Developer and personalized recommendations. – As if we didn’t already have enough data to think about, there’s one more source of information that you have to know about if you’re going to be proficient in ArcGIS. This time, I want to talk about metadata, which is, quite literally, data about data. Data about data means that in addition to the thing that we’re recording, there are all kinds of information about the who, when, and why we’re collecting it. This can be valuable to know down the road. Let’s take a look at some metadata inside of our catalog, and see why it’s so useful. First, I’m going to go ahead and go into my ExerciseFiles connection. Inside of the Chapter_07 folder, I’m going to expand the Chapter07Data file. Inside of here, I have a folder called Washington Hydrography. If I expand that geodatabase here, I can see I have two feature classes: One for WaterBodies, and one for WaterCourses. If we switch over here to the Description tab, we’ll see the metadata, or the information about when and why this is collected. We can see that … This will not affect your course history, your reports, or your certificates of completion for this course. Join today and get unlimited access to the entire library of online learning video courses—and create as many playlists as you like. “In a way, I feel like you are rooting for me. Like you are really invested in my experience, and want me to get as much out of these courses as possible this is the best place to start on your journey to learning new material.”— Nadine H. Source.