Commit 49a70dc3 by Klimov Paul

Mongo aggregation functions added as draft.

parent 50a7bfea
...@@ -191,6 +191,46 @@ class Collection extends Object ...@@ -191,6 +191,46 @@ class Collection extends Object
} }
/** /**
* Returns a list of distinct values for the given column across a collection.
* @param string $column column to use.
* @param array $condition query parameters.
* @return array|boolean array of distinct values, or "false" on failure.
*/
public function distinct($column, $condition = [])
{
return $this->mongoCollection->distinct($column, $this->buildCondition($condition));
}
/**
* @param $pipeline
* @param array $pipelineOperator
* @return array
*/
public function aggregate($pipeline, $pipelineOperator = [])
{
$args = func_get_args();
return call_user_func_array([$this->mongoCollection, 'aggregate'], $args);
}
/**
* @param mixed $keys
* @param array $initial
* @param \MongoCode|string $reduce
* @param array $options
* @return array
*/
public function mapReduce($keys, $initial, $reduce, $options = [])
{
if (!($reduce instanceof \MongoCode)) {
$reduce = new \MongoCode($reduce);
}
if (array_key_exists('condition', $options)) {
$options['condition'] = $this->buildCondition($options['condition']);
}
return $this->mongoCollection->group($keys, $initial, $reduce, $options);
}
/**
* Checks if command execution result ended with an error. * Checks if command execution result ended with an error.
* @param mixed $result raw command execution result. * @param mixed $result raw command execution result.
* @throws Exception if an error occurred. * @throws Exception if an error occurred.
......
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