cassandra source Cassandra Source

Provided by: "Apache Software Foundation"

Query a Cassandra cluster table.

Configuration Options

The following table summarizes the configuration options available for the cassandra-source Kamelet:

Property Name Description Type Default Example

host *

Host

Hostname(s) cassandra server(s). Multiple hosts can be separated by comma.

string

"localhost"

keyspace *

Keyspace

Keyspace to use

string

"customers"

password *

Password

The password to use for accessing a secured Cassandra Cluster

string

port *

Port

Port number of cassandra server(s)

string

9042

query *

Query

The query to execute against the Cassandra cluster table

string

username *

Username

The username to use for accessing a secured Cassandra Cluster

string

consistencyLevel

Consistency Level

Consistency level to use. The value can be one of ANY, ONE, TWO, THREE, QUORUM, ALL, LOCAL_QUORUM, EACH_QUORUM, SERIAL, LOCAL_SERIAL, LOCAL_ONE

string

"ANY"

resultStrategy

Result Strategy

The strategy to convert the result set of the query. Possible values are ALL, ONE, LIMIT_10, LIMIT_100…​

string

"ALL"

Fields marked with (*) are mandatory.

Usage

This section summarizes how the cassandra-source can be used in various contexts.

Knative Source

The cassandra-source Kamelet can be used as Knative source by binding it to a Knative object.

cassandra-source-binding.yaml
apiVersion: camel.apache.org/v1alpha1
kind: KameletBinding
metadata:
  name: cassandra-source-binding
spec:
  source:
    ref:
      kind: Kamelet
      apiVersion: camel.apache.org/v1alpha1
      name: cassandra-source
    properties:
      host: "localhost"
      keyspace: "customers"
      password: "The Password"
      port: 9042
      query: "The Query"
      username: "The Username"
  sink:
    ref:
      kind: InMemoryChannel
      apiVersion: messaging.knative.dev/v1
      name: mychannel

Make sure you have Camel K installed into the Kubernetes cluster you’re connected to.

Save the cassandra-source-binding.yaml file into your hard drive, then configure it according to your needs.

You can run the source using the following command:

kubectl apply -f cassandra-source-binding.yaml