code: function(client){
          var define_connection_options = lodash.clone(this._connection);
  
          define_connection_options.policies = {
              loadBalancing: new SingleNodePolicy()
          };
  
          //define_connection_options.hosts = define_connection_options.contactPoints;
  
          this._client = client;
          this._define_connection = new cql.Client(define_connection_options);
  
          /*this._client.on('log',function(level, message){
              console.log(message);
          });*/
          //Reset connections on all models
          for(var i in this._models){
              this._models[i]._properties.cql = this._client;
              this._models[i]._properties.define_connection = this._define_connection;
          }
      }
docs: Set internal clients
  @param {object} client Node driver client
  @private