| = Terminology |
| |
| a | b | xref:#c[c] | d | e | f |
| |
| [[c]] |
| cluster:: |
| A ring of nodes that holds a database. |
| |
| node:: |
| A machine that holds Cassandra replicas. |
| Each node holds a portion of the whole database. |
| |
| replica:: |
| A copy of a portion of the whole database. Each node holds some replicas. |
| |
| replication:: |
| The process of creating replicas across nodes in a cluster. |
| |
| replication factor (RF):: |
| A scalar value that sets the number of replicas of each partition in a cluster. |
| For example, and RF=3 means that three nodes hold a replica of each partition. |
| |
| |
