Cosmos DB Multi-Master support now generally available
Updated: November 13, 2019
Multi-master support for Azure Cosmos DB is now available in all public regions.
Elastically scale writes (in addition to reads) all around the world, across any number of Azure regions for any API (SQL, MongoDB, Cassandra, Gremlin, Table) that the service supports. With multi-master, Azure Cosmos DB delivers a single digit millisecond write latency at the 99th percentile anywhere in the world, and now offers 99.999 percent write availability (in addition to 99.999 percent read availability) backed by the industry-leading SLAs.