| Book Exercise Lanes | exercise | 13 | Open |
| Case Studies: PostgreSQL, MongoDB, Cassandra | concept | 3 | Open |
| Failover and Split-Brain | concept | 4 | Open |
| Leaderless Replication (Dynamo-Style) | concept | 2 | Open |
| Learning Resources | resource | 12 | Open |
| Multi-Leader Replication | concept | 3 | Open |
| Partitioning Goals: Scaling Beyond One Node | concept | 3 | Open |
| Range Partitioning vs Hash Partitioning | concept | 2 | Open |
| Rebalancing, Shard Splitting, and Hotspots | concept | 3 | Open |
| Reference and Selective Reading | reference | 14 | Open |
| Replication Goals: Availability, Throughput, Geolocation | concept | 3 | Open |
| Replication Lag: Read-Your-Writes and Monotonic Reads | concept | 3 | Open |
| Replication Log Formats: Statement, Logical, Physical | concept | 4 | Open |
| Request Routing: Gossip, Service Discovery, Coordinators | concept | 4 | Open |
| Secondary Indexes: Local vs Global | concept | 4 | Open |
| Single-Leader Replication | concept | 3 | Open |
| Synchronous vs Asynchronous Replication | concept | 3 | Open |
| The CAP Intuition: Partition-Tolerance Is Mandatory | concept | 3 | Open |