Category
azure
2 articles across 2 sub-topics
Cap-theorem(1)
Azure Cosmos DB Consistency Levels Explained: Strong, Bounded Staleness, Session, Consistent Prefix, and Eventual
TLDR: Cosmos DB offers five consistency levels — Strong, Bounded Staleness, Session, Consistent Prefix, Eventual — each with precise, non-obvious internal mechanics. Session does not mean HTTP session; it means a client-side token that tracks what yo...
•26 min read
Cassandra(1)
Azure Cosmos DB API Modes Explained: NoSQL, MongoDB, Cassandra, PostgreSQL, Gremlin, and Table
TLDR: Cosmos DB's six API modes are wire-protocol compatibility layers over one shared ARS storage engine — except PostgreSQL (Citus), which is genuinely different. Every API emulates its native database incompletely, and those gaps are structural, n...
•25 min read