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DSE 5.1 Architecture Guide Earlier DSE version Latest 5.1 patch: 5.1.17

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Database architecture
Important information for understanding how the DataStax Enterprise database works.

Database architecture
Important information for understanding how the DataStax Enterprise database works.
- Architecture in brief
  Essential information for understanding and using DataStax Enterprise.
- Internode communications (gossip)
  DataStax Enterprise 5.1 uses a protocol called gossip to discover location and state information about the other nodes participating in a cluster.
- Data distribution and replication
  How data is distributed and factors influencing replication.
- Partitioners
  A partitioner determines how data is distributed across the nodes in the cluster (including replicas).
- Snitches
  A snitch determines which datacenters and racks nodes belong to.
- Node repair
  Node repair is the process that the database uses to make sure data in every replica is consistent with other replicas.

Understanding the database architecture

Important information for understanding how the DataStax Enterprise database works.

Architecture in brief
Essential information for understanding and using DataStax Enterprise.
Internode communications (gossip)
DataStax Enterprise 5.1 uses a protocol called gossip to discover location and state information about the other nodes participating in a cluster.
Data distribution and replication
How data is distributed and factors influencing replication.
Partitioners
A partitioner determines how data is distributed across the nodes in the cluster (including replicas).
Snitches
A snitch determines which datacenters and racks nodes belong to.
Node repair in DataStax Enterprise
Node repair is the process that the database uses to make sure data in every replica is consistent with other replicas.

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