title: How to authenticate from command line with redis-cli?
body: <p>Till now am using below command to remove all keys which follows some pattern</p>
  
  <pre><code>redis-cli --raw keys "abc*" | xargs redis-cli del
  </code></pre>
  
  <p>but recently we decided to add password for our redis server , so in one environment i added password for redis server , and then when i try to execute the above command to remove keys , it is not working , do i need to use password in the above command ? how to use password in the above command ?</p>