MongoDB — Aggregation

1 Average salary by department Medium 2 MongoDB aggregation #1 Medium 3 MongoDB aggregation #2 Medium 4 MongoDB aggregation #3 Medium 5 MongoDB aggregation #4 Medium 6 MongoDB aggregation #5 Medium 7 MongoDB aggregation #6 Medium 8 MongoDB aggregation #7 Medium 9 MongoDB aggregation #8 Medium 10 MongoDB aggregation #9 Medium 11 MongoDB aggregation #10 Medium 12 MongoDB aggregation #11 Medium 13 MongoDB aggregation #12 Medium 14 MongoDB aggregation #13 Medium 15 MongoDB aggregation #14 Medium 16 MongoDB aggregation #15 Medium 17 MongoDB aggregation #16 Medium 18 MongoDB aggregation #17 Medium 19 MongoDB aggregation #18 Medium 20 MongoDB aggregation #19 Medium 21 MongoDB aggregation #20 Medium 22 MongoDB aggregation #21 Medium 23 MongoDB aggregation #22 Medium 24 MongoDB aggregation #23 Medium 25 MongoDB aggregation #24 Medium 26 MongoDB aggregation #25 Medium 27 MongoDB aggregation #26 Medium 28 MongoDB aggregation #27 Medium 29 MongoDB aggregation #28 Medium 30 MongoDB aggregation #29 Medium 31 MongoDB aggregation #30 Medium 32 MongoDB aggregation #31 Medium 33 MongoDB aggregation #32 Medium 34 MongoDB aggregation #33 Medium 35 MongoDB aggregation #34 Medium 36 MongoDB aggregation #35 Medium 37 MongoDB aggregation #36 Medium 38 MongoDB aggregation #37 Medium 39 MongoDB aggregation #38 Medium 40 MongoDB aggregation #39 Medium 41 MongoDB aggregation #40 Medium 42 MongoDB aggregation #41 Medium 43 MongoDB aggregation #42 Medium 44 MongoDB aggregation #43 Medium 45 MongoDB aggregation #44 Medium 46 MongoDB aggregation #45 Medium 47 MongoDB aggregation #46 Medium 48 MongoDB aggregation #47 Medium 49 MongoDB aggregation #48 Medium 50 MongoDB aggregation #49 Medium