Final answer:
The partitioned data in Cassandra can be searched using the Cassandra Query Language (CQL), not through operating systems like Debian, CentOS, or Red Hat.
Step-by-step explanation:
Cassandra partitions data with all nodes within its cluster and the partitioned data can be searched utilizing specific query languages or APIs, rather than options like Debian, CentOS, or Red Hat, which are actually types of operating systems. The ability to search partitioned data in Cassandra is typically provided through Cassandra Query Language (CQL), an SQL-like language that allows for the querying and management of large distributed datasets.
To retrieve data efficiently, Cassandra uses partition keys and indexes to organize and access the distributed datasets. Proper indexing allows for effective data retrieval without the need to scan the entire dataset, which is essential for performance in large-scale applications.