Final Briefs Filed in Hawaii Cs Cmu Form

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[Music] Kiki melon University's Advanced database systems course is filmed in front of a live studio audience all right let's get started um today and then we'll finish up talking about uh the proposal presentations coming on this week on Wednesday okay so let's hold off any questions until then all right so today we're going to pick off where we left last class talking about what what data files actually look like what actual data looks like um and so recall from last class we talked about what what these different storage models you could have NSM or row storage DSM column like pure column store and then as I said everything is pretty much packs these days you're going to divide your your table up into horizontal partitions to row groups and then within each within each row group you're going to lay all the bits or bites for each column continuously before jumping to the next column so you get the best both words you get the column store uh continuous values uh but also the spatial l