Glossary
Review the definitions for terms used across Cloudflare’s KV documentation.
| Term | Definition |
| KV namespace | a KV namespace is a key-value database replicated to Cloudflare’s global network. A KV namespace must require a binding and an id. |
| cacheTtl | cacheTtl is a parameter that defines the length of time in seconds that a KV result is cached in the global network location it is accessed from. |
| metadata | a metadata is a serializable value you append to each KV entry. |