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         Data Analysis with MongoDB Aggregation Framework培訓

Introduction

What is MongoDB's Aggregation Framework?
Aggregation Framework vs Map-Reduce
Understanding Aggregation Concepts

Aggregation pipelines
MongoDB aggregation stages
Use cases and examples
Getting Started

Installing and configuring MongoDB
Exploring MongoDB Compass and Studio 3T
Basic CRUD operations
Aggregation Basics

Structure and syntax
Query conditions ($match)
Inclusion and exclusion of fields ($project)
Grouping documents ($group)
Working with arrays ($unwind)
$lookup and $graphLookup stages
Expression operators
Advanced Operations in Aggregation

Categorizing documents ($bucket)
Multi-faceted aggregations ($facet)
Accumulator expressions ($accumulator)
Writing results to a collection ($merge)
Optimizing Aggregation Pipelines

Projection optimization
Pipeline sequence optimization
Pipeline coalescence optimization
Indexes and document filters
Troubleshooting

Summary and Next Steps