April 2017
Beginner to intermediate
360 pages
9h 35m
English
Content preview from Learning Apache Cassandra - Second Edition
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Rich and flexible data model
Cassandra provides an SQL-like syntax to interact with the database. Cassandra Query Language (CQL) presents a familiar row column representation of data. CQL provides a familiar SQL-like table definition with columns and defined data types. Schema is flexible, and new columns can be added while using the existing data. The data model doesn't support features problematic in distributed systems such as joins. On top of this, Cassandra provides other features such as collections to store multiple items in a single column. It also lets you easily define secondary indexes and materialized views for fast lookups on non-primary key columns.
The previous thrift-based interface was closely tied to the internal storage ...
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