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Chapters

01Chapter 1: Why Local Data, and Why Room 02Chapter 2: Setting Up Room 03Chapter 3: Your First Entity, DAO, and Query 04Chapter 4: Entities in Depth 05Chapter 5: Querying with DAOs 06Chapter 6: Type Converters 07Chapter 7: Reactive Reads with Flow 08Chapter 8: One-to-One and One-to-Many 09Chapter 9: Many-to-Many 10Chapter 10: Joins, Aggregations, and Multi-Map Queries 11Chapter 11: Manual Migrations 12Chapter 12: Automated Migrations 13Chapter 13: Prepopulating and Seeding Data 14Chapter 14: The Offline-First Architecture 15Chapter 15: Syncing Room with a Remote API 16Chapter 16: Background Sync with WorkManager 17Chapter 17: Paging, Indexing, and Performance 18Chapter 18: Testing the Data Layer 19Stretch Chapter: Full-Text Search 20Stretch Chapter: Securing the Database 21Stretch Chapter: Room for Kotlin Multiplatform

Chapter 10: Joins, Aggregations, and Multi-Map Queries

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