Glossary
Review the definitions for terms used across Cloudflare's KV documentation.
| Term | Definition | 
| 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. | 
| 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. | 
| metadata | A metadata is a serializable value you append to each KV entry. |