CassandraSessionProvider

Description:

Provides connection session for Cassandra processors to work with Apache Cassandra.

Tags:

cassandra, dbcp, database, connection, pooling

Properties:

In the list below, the names of required properties appear in bold. Any other properties (not in bold) are considered optional. The table also indicates any default values, whether a property supports the NiFi Expression Language, and whether a property is considered "sensitive", meaning that its value will be encrypted. Before entering a value in a sensitive property, ensure that the nifi.properties file has an entry for the property nifi.sensitive.props.key.

NameDefault ValueAllowable ValuesDescription
Cassandra Contact PointsContact points are addresses of Cassandra nodes. The list of contact points should be comma-separated and in hostname:port format. Example node1:port,node2:port,.... The default client port for Cassandra is 9042, but the port(s) must be explicitly specified.
Supports Expression Language: true (will be evaluated using variable registry only)
Client AuthREQUIRED
  • WANT
  • REQUIRED
  • NONE
Client authentication policy when connecting to secure (TLS/SSL) cluster. Possible values are REQUIRED, WANT, NONE. This property is only used when an SSL Context has been defined and enabled.
Consistency LevelONE
  • ANY
  • ONE
  • TWO
  • THREE
  • QUORUM
  • ALL
  • LOCAL_QUORUM
  • EACH_QUORUM
  • SERIAL
  • LOCAL_SERIAL
  • LOCAL_ONE
The strategy for how many replicas must respond before results are returned.
KeyspaceThe Cassandra Keyspace to connect to. If no keyspace is specified, the query will need to include the keyspace name before any table reference, in case of 'query' native processors or if the processor supports the 'Table' property, the keyspace name has to be provided with the table name in the form of <KEYSPACE>.<TABLE>
Supports Expression Language: true (will be evaluated using variable registry only)
UsernameUsername to access the Cassandra cluster
Supports Expression Language: true (will be evaluated using variable registry only)
PasswordPassword to access the Cassandra cluster
Sensitive Property: true
Supports Expression Language: true (will be evaluated using variable registry only)
SSL Context ServiceController Service API:
SSLContextService
Implementations: StandardRestrictedSSLContextService
StandardSSLContextService
The SSL Context Service used to provide client certificate information for TLS/SSL connections.

State management:

This component does not store state.

Restricted:

This component is not restricted.

System Resource Considerations:

None specified.