About CQL

CQL (Cassandra Query Language) is a query language for the DataStax Distribution of Apache Cassandra database.

CQL for DataStax Distribution of Apache Cassandra™ (DDAC) provides information about the Cassandra Query Language (CQL). CQL is the primary language for communicating with the database.

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DDAC documentation and other information sources

DataStax Distribution of Apache Cassandra documentation and other information sources
DDAC The DDAC guide includes architectural, administrator, and developer information.
Other information sources
Landing pages Supported platforms, product compatibility, third-party software, recommended settings, resources for additional information, and earlier documentation.
DSE drivers C/C++ driver, C# driver, Java driver, Node.js driver, PHP driver, Python driver, and Ruby driver.
Note: The PHP and Ruby drivers are maintenance only.
Planning and testing DSE deployments Includes hardware selection, estimating disk capacity, anti-patterns, and cluster testing.
DSE Troubleshooting Guide Various troubleshooting topics including Linux settings, search, analytics, security, starting DDAC, and installing.
Upgrade Guide Information on upgrading various versions of DataStax Distribution of Apache Cassandra™ (DDAC).
Sources of support DataStax Support and DataStax Academy forums.
DataStax Academy DataStax Academy for courses on CQL, database administration, data modeling, and others.