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Documentation for developers and administrators on installing, configuring, and using the features and capabilities of Apache Cassandra scalable open source NoSQL database.
An overview of new features in Cassandra.
Important topics for understanding Cassandra.
Topics about the Cassandra database.
Vital information about successfully deploying a Cassandra cluster.
Various installation methods.
Configuration topics.
Topics for deploying a cluster.
Cassandra operation topics.
Topics for adding or removing nodes, datacenters, or clusters.
Cassandra backs up data by taking a snapshot of all on-disk data files (SSTable files) stored in the data directory.
Node repair topics.
Monitoring topics.
Tuning the Java Virtual Machine (JVM) can improve performance or reduce high memory consumption.
Data caching topics.
Configuring memtable throughput to improve write performance.
Steps for configuring compaction. The compaction process merges keys, combines columns, evicts tombstones, consolidates SSTables, and creates a new index in the merged SSTable.
Compression maximizes the storage capacity of Cassandra nodes by reducing the volume of data on disk and disk I/O, particularly for read-dominated workloads.
Enabling write survey mode.
Cassandra uses Bloom filters to determine whether an SSTable has data for a particular row.
Solutions for migrating from other databases.
Correcting a problem in the gossip state.
Topics for Cassandra tools.
Release notes for DataStax Community.
