# How does a memcached key look like?

**URL:** <https://www.ruby-forum.com/t/how-does-a-memcached-key-look-like/172562>\
**Category:** Rails\
**Created:** [July 23, 2009, 10:15am UTC](https://www.ruby-forum.com/t/how-does-a-memcached-key-look-like/172562 "2009-07-23T10:15:18Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![harm](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/h/b4bc9f/32.png) [@harm](https://www.ruby-forum.com/u/harm)\
**Post date:** [July 23, 2009, 10:15am UTC](https://www.ruby-forum.com/t/how-does-a-memcached-key-look-like/172562/1 "2009-07-23T10:15:18Z")

</div>

Hi,

When I use the ‘action cache’ feature in Rails (2.3.2) the result is  
stored in Memcached. I can’t seem to figure out how the key looks  
like.

I want to know this as I want to remove specific pieces of the cache  
after a new deploy.

Thanks in advance.