Free

The Little Ecto Cookbook

This book is a curated collection of the Ecto guides on how to best use different features of Ecto 3.10 and later. This free ebook is made of 14 chapters:

  • Foreword by José Valim exclusive
  • Ecto is not your ORM exclusive
  • Schemaless queries
  • Data mapping and validation
  • Dynamic queries
  • Multi tenancy with query prefixes
  • Multi tenancy with foreign keys
  • Aggregates and subqueries
  • Test factories
  • Constraints and Upserts
  • Polymorphic associations with many to many
  • Self-referencing many to many
  • Composable transactions with Multi
  • Replicas and dynamic repositories

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