Wednesday, September 25, 2013

Cassandra frequently used CQLs

Some of the commonly used Cassandra CQLs

1. List all the keyspaces in Cassandra
use system;
select * from schema_keyspaces;

2. List all the tables in a keyspace
use {keyspace_name};
describe tables;

3. How to dump CQL output on to a file
{cassandra_home}/bin/cqlsh -f cquery.txt > cquery.out

Link to an exhaustive list of CQL query examples

Below is the snip of how the CShell would look like

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