Cassandra’s support implements JSON over the top of the Cassandra wide-column data model. Top-level JSON attributes are mapped directly to Cassandra columns while nested items are implemented as Map ...

Google's BigTable model is the basis for Cassandra's data model. Like BigTable, Cassandra data is organized into columns and column families. Simple Column Families in Cassandra can resemble familiar ...

The overall memory-and-disk data structure used by both Cassandra and HBase is more or less a log-structured merge tree. The disk component in Cassandra is the SSTable; in HBase it is the HFile.

Because of the large amount of data it had to organize, Facebook wanted to use the Google Big Table database design, which could provide a column-and-row-oriented database structure that could be ...

Additionally, Cassandra 5.0 introduces a pair of new data structures known as trie memtables and trie SSTables, which align data structures from user input to disk storage. This enhancement reduces ...

DataStax Enterprise 6.8 fulfills the promise of integrating the graph engine and is another step in the road toward realigning the flagship platform with the Apache community.

Cassandra 5.0 also introduces a pair of new data structures known as trie memtables and trie SSTables. McFadin explained that those feature changes align data structures for faster processing and ...

For example, with the JSON Document API, developers can use Cassandra as a NoSQL Document database, alongside the traditional wide-column database model, empowering developers to pick the NoSQL ...

The cadre of volunteer developers behind the Cassandra distributed database have released the latest version of their open source software, able to hold up to 2 billion columns per row. An open ...