Schema for database cluster information.

Hierarchy

  • DatabaseInformationCluster

Properties

n q r w

Properties

n: number

Schema for the number of replicas of a database in a cluster.

q: number

Schema for the number of shards in a database. Each shard is a partition of the hash value range.

r: number

Read quorum. The number of consistent copies of a document that need to be read before a successful reply.

w: number

Write quorum. The number of copies of a document that need to be written before a successful reply.

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