# YugabyteDB YCQL

> CQL schema on YCQL port 9042

**Subcategory:** YugabyteDB  
**License:** Apache-2.0  
**Source:** https://github.com/yugabyte/skills/blob/main/skills/ycql/SKILL.md

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## When it is useful

CQL schema on YCQL (port 9042).

## The Catch

Not Apache Cassandra. YCQL secondary indexes are global + ACID. Distinct from yugabyte-ysql. OSS self-host Apache-2.0 $0.