code: private void unIndex(final Object connection, final AttributeWrapper wrapper, final String member)
      {
          Set<String> keys = wrapper.getIndexes().keySet();
          for (String key : keys)
          {
              if (resource != null && resource.isActive())
              {
                  ((Transaction) connection).zrem(key, member);
  
              }
              else
              {
                  ((Pipeline) connection).zrem(key, member);
  
              }
          }
      }
docs: Deletes inverted indexes from redis.
  
  @param connection
  redis instance.
  @param wrapper
  attribute wrapper
  @param member
  sorted set member name.