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Okay, now that weve learned about arrays, lets look at some other ways that queries can get inside of documents in MongoDB. You know that our automobile collection contains fields with some nested documents. For example, theres a dimensions field that contains entries for weight, wheelbase, et cetera. In MongoDB, we can query for values inside nested documents. Using a dot notation syntax. Heres an example. Here Ive written a query that will retrieve all autos with the weight greater than 5000. Now note that Im digging into the dimensions field using this dot notation and accessing the weight field of this dimension sub-document. So lets take a look at the results. And what Im going to do here, is just get a count. Okay. Now these weights are in kilograms. So for my fellow Americans, a kilogram is a little more than two pounds. What were going to do here is, see what happens as we increase the weight here. Okay. So were done to about seven documents. Lets go ahead and take a
