Overview

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Dive into a comprehensive tutorial on the MongoDB Aggregation Framework, exploring its powerful features and capabilities. Learn how to load sample documents, understand the aggregation process, and master various aggregation stages including $match, $group, $count, $sort, $project, $limit, and $unwind. Discover how to work with arrays, use accumulators like $sum and $avg, and apply unary operators such as $type. Gain practical experience through numerous examples that demonstrate how to combine different stages for complex data transformations. Explore advanced topics like the $out stage for writing results to a new collection and the allowDiskUse option for handling large datasets. By the end of this 1.5-hour tutorial, you'll have a solid grasp of MongoDB's aggregation framework and be able to perform sophisticated data analysis and manipulation tasks.

Syllabus

MongoDB Aggregation Framework Tutorial.
02 Loading sample documents - MongoDB Aggregation Tutorial.
03 Aggregation Process - MongoDB Aggregation Tutorial.
04 aggregate - MongoDB Aggregation Tutorial.
05 Aggregation Stages Overview - MongoDB Aggregation Tutorial.
06 Aggregation Expressions - MongoDB Aggregation Tutorial.
07 $match - MongoDB Aggregation Tutorial.
MongoDB Aggregation Tutorial - $match.
09 $group - MongoDB Aggregation Tutorial.
10 Aggregation Example 2 $group - MongoDB Aggregation Tutorial.
11 Aggregation Example 3 $group by nested fields - MongoDB Aggregation Tutorial.
MongoDB Aggregation Tutorial - $group by multiple fields.
13 Aggregation Example 5 $match and $group - MongoDB Aggregation Tutorial.
14 Aggregation Example 6 swap $match and $group - MongoDB Aggregation Tutorial.
15 Aggregation Example 7 $group and $match - MongoDB Aggregation Tutorial.
16 $count - MongoDB Aggregation Tutorial.
17 Aggregation Example 8 $count - MongoDB Aggregation Tutorial.
18 Different documents count methods - MongoDB Aggregation Tutorial.
19 Aggregation Example 9 $group and $count - MongoDB Aggregation Tutorial.
20 $sort - MongoDB Aggregation Tutorial.
21 Aggregation Example 10 $sort - MongoDB Aggregation Tutorial.
22 Aggregation Example 11 $group and $sort - MongoDB Aggregation Tutorial.
23 $project - MongoDB Aggregation Tutorial.
24 Aggregation Example 12 $project - MongoDB Aggregation Tutorial.
25 Aggregation Example 13 $project with restructuring - MongoDB Aggregation Tutorial.
26 $limit - MongoDB Aggregation Tutorial.
27 Aggregation Example 14 $limit, $match and $group - MongoDB Aggregation Tutorial.
28 Arrays $group issue - MongoDB Aggregation Tutorial.
29 $unwind - MongoDB Aggregation Tutorial.
30 Aggregation Example 15 $unwind and $project - MongoDB Aggregation Tutorial.
31 Aggregation Example 16 $unwind and $group - MongoDB Aggregation Tutorial.
32 Accumulators - MongoDB Aggregation Tutorial.
33 Accumulators Syntax - MongoDB Aggregation Tutorial.
34 $sum - MongoDB Aggregation Tutorial.
35 Aggregation Example 17 $sum and $group - MongoDB Aggregation Tutorial.
36 Aggregation Example 18 $sum, $unwind and $group - MongoDB Aggregation Tutorial.
37 $avg - MongoDB Aggregation Tutorial.
38 Aggregation Example 19 $avg and $group - MongoDB Aggregation Tutorial.
39 Unary Operators - MongoDB Aggregation Tutorial.
40 $type - MongoDB Aggregation Tutorial.
41 Aggregation Example 20 $type and $project - MongoDB Aggregation Tutorial.
42 $out - MongoDB Aggregation Tutorial.
43 Aggregation Example 21 $out - MongoDB Aggregation Tutorial.
44 allowDiskUse Option - MongoDB Aggregation Tutorial.
45 Aggregation Module Summary - MongoDB Aggregation Tutorial.