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About DSE architecture
DataStax Enterprise 6.7 FAQ
Database architecture
Component architecture
Database internals
CQL

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DSE 6.7 Architecture Guide (EOSL)

About DSE architecture
Information for developers and administrators on how the DataStax Enterprise database works.
DataStax Enterprise 6.7 FAQ
Frequently asked questions about DataStax Enterprise.
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 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.
- Node repair
  Node repair is the process that the database uses to make sure data in every replica is consistent with other replicas.
  - About repair
    An overview of the different types of node repair.
  - NodeSync: Continuous background repair
    NodeSync is an easy to use continuous background repair that has low overhead and provides consistent performance and virtually eliminates manual efforts to run repair operations in a DataStax cluster.
  - Hinted handoff: repair during write path
    Describes hinted handoff, repair during write path.
  - Read Repair: repair during read path
    Describes read repair, repair during read path.
  - Anti-entropy repair
    Describe how anti-entropy repair works.
Component architecture
Important information for understanding how DSE Analytics, DSE search, and DSE Graph work.
Database internals
Information about the DataStax Enterprise database.
CQL
CQL (Cassandra Query Language) is a query language for the DataStax Enterprise database.

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.

About repair
An overview of the different types of node repair.
NodeSync: Continuous background repair
NodeSync is an easy to use continuous background repair that has low overhead and provides consistent performance and virtually eliminates manual efforts to run repair operations in a DataStax cluster.
Hinted handoff: repair during write path
Describes hinted handoff, repair during write path.
Read Repair: repair during read path
Describes read repair, repair during read path.
Anti-entropy repair
Describe how anti-entropy repair works.

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