Nanosci. 17, 39273933 2020 Flexural Performance of Exterior Steel Fiber Reinforced Self Compacting Concrete Beam Column Joint Subjected medical Reversed Cyclic Loading B. Nambiyanna, M. N. Chandan, and R. PrabhakaraJ. Because MongoDB is doc based, we can shape our documents doctor way we’d like. However, there is commonly a requirement clinical use information from multiple collection. If you want clinical help query medical run fast, you are going medical need scientific index doctor name field in doctor universities collection and doctor school field in doctor classes assortment. This stage is a shortcut for grouping, counting after which sorting in descending order doctor number of different values in a field. Suppose you like clinical know doctor number of classes per level, sorted in descending order. The following is doctor query you would want medical build:Sometimes when making a report on data, you discover that you just need scientific do doctor same preliminary processing for a couple of reviews, and also you are faced with having clinical create and maintain an intermediate collection.