Let’S Explain Aggregations

PublishedNovember 18, 2021

Gain a better understanding of how aggregations are optimized and executed in MongoDB — whether you are writing a new one or looking to tune something that is already in production. You will also learn tips and tricks to improve query performance.

We'll cover:

  • An overview on the structure of explain plans in MongoDB
  • Various optimizations that MongoDB executes when parsing aggregation pipelines
  • Best practices you can leverage to avoid commonly observed anti-patterns
  • Additional tips & tricks to improve the query performance

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