HEXISTS
          
        
        
        
        
        
        
        Syntax
        HEXISTS key field
- Available since:
- Redis Open Source 2.0.0
- Time complexity:
- O(1)
- ACL categories:
- 
              
                @read,@hash,@fast,
Returns if field is an existing field in the hash stored at key.
Examples
Return information
One of the following:
- Integer reply: 0if the hash does not contain the field, or the key does not exist.
- Integer reply: 1if the hash contains the field.