How does Cassandra store data?

The data storage path in Cassandra begins with the memtable where the data is stored temporarily and also to a commit log. And once committed, the data is periodically flushed and written into SSTable.

• Logging data in the commit log,
• Writing data to the memtable,
• Flushing data from the memtable,
• Storing data on disk in SSTables.

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