Cassandra 3.x High Availability - Second Edition

Executing statements

While the Cluster acts as a central place to manage connection-level configuration options, you will need to establish a Session to perform actual work against the cluster. This is done by calling the connect() method on your Cluster instance.

To run the following examples, you will need to create the contacts keyspace and contact table, as follows:

CREATE KEYSPACE contacts  
WITH REPLICATION = { 
   'class' : 'SimpleStrategy',  
   'replication_factor' : 1 
}; 
 
USE contacts; 
 
CREATE TABLE contact ( 
   id UUID, 
   email TEXT PRIMARY KEY 
); 

After the schema is created, you can connect to the contacts keyspace:

private Session session; // defined at class level 
session = cluster.connect("contacts"); 

Once you have created the Session, you will be able ...