/**
* Creates an intersection of sorted sets given in second argument.
* The result of the union will be stored in the sorted set defined by the first argument.
* The third optional argument defines weights to apply to the sorted sets in input.
* In this case, the weights will be multiplied by the score of each element in the sorted set
* before applying the aggregation. The forth argument defines the AGGREGATE option which
* specify how the results of the union are aggregated.
*
* @param string $output
* @param array $zSetKeys
* @param array $weights optional
* @param string $aggregateFunction Either "SUM", "MIN", or "MAX": defines the behaviour to use on
* duplicate entries during the zInter. optional, defaults to SUM
*
* @return int The number of values in the new sorted set.
* @link http://redis.io/commands/zinterstore
* @example
* <pre>
* $redis->delete('k1');
* $redis->delete('k2');
* $redis->delete('k3');
* $redis->delete('ko1');
* $redis->delete('ko2');
* $redis->delete('ko3');
* $redis->delete('ko4');
* $redis->zAdd('k1', 0, 'val0');
* $redis->zAdd('k1', 1, 'val1');
* $redis->zAdd('k1', 3, 'val3');
* $redis->zAdd('k2', 2, 'val1');
* $redis->zAdd('k2', 3, 'val3');
* $redis->zInter('ko1', array('k1', 'k2')); // 2, 'ko1' => array('val1', 'val3')
* $redis->zInter('ko2', array('k1', 'k2'), array(1, 1)); // 2, 'ko2' => array('val1', 'val3')
* // Weighted zInter
* $redis->zInter('ko3', array('k1', 'k2'), array(1, 5), 'min'); // 2, 'ko3' => array('val1', 'val3')
* $redis->zInter('ko4', array('k1', 'k2'), array(1, 5), 'max'); // 2, 'ko4' => array('val3', 'val1')
* </pre>
*/
public function zInter($output, array $zSetKeys, array $weights = array(), $aggregateFunction = 'SUM')
{
try {
return $this->client->zInter($output, $zSetKeys, $weights, $aggregateFunction);
} catch (Exception $e) {
return $this->handleException($e, __FUNCTION__, func_get_args());
}
}
/**
* Creates an intersection of sorted sets given in second argument.
* The result of the union will be stored in the sorted set defined by the first argument.
* The third optional argument defines weights to apply to the sorted sets in input.
* In this case, the weights will be multiplied by the score of each element in the sorted set
* before applying the aggregation. The forth argument defines the AGGREGATE option which
* specify how the results of the union are aggregated.
*
* @param string $output
* @param array $zSetKeys
* @param array $weights optional
* @param string $aggregateFunction Either "SUM", "MIN", or "MAX": defines the behaviour to use on
* duplicate entries during the zInter. optional, defaults to SUM
*
* @return int The number of values in the new sorted set.
* @link http://redis.io/commands/zinterstore
* @example
* <pre>
* $redis->delete('k1');
* $redis->delete('k2');
* $redis->delete('k3');
* $redis->delete('ko1');
* $redis->delete('ko2');
* $redis->delete('ko3');
* $redis->delete('ko4');
* $redis->zAdd('k1', 0, 'val0');
* $redis->zAdd('k1', 1, 'val1');
* $redis->zAdd('k1', 3, 'val3');
* $redis->zAdd('k2', 2, 'val1');
* $redis->zAdd('k2', 3, 'val3');
* $redis->zInter('ko1', array('k1', 'k2')); // 2, 'ko1' => array('val1', 'val3')
* $redis->zInter('ko2', array('k1', 'k2'), array(1, 1)); // 2, 'ko2' => array('val1', 'val3')
* // Weighted zInter
* $redis->zInter('ko3', array('k1', 'k2'), array(1, 5), 'min'); // 2, 'ko3' => array('val1', 'val3')
* $redis->zInter('ko4', array('k1', 'k2'), array(1, 5), 'max'); // 2, 'ko4' => array('val3', 'val1')
* </pre>
*/
public function zInter($output, array $zSetKeys, array $weights = array(), $aggregateFunction = 'SUM')
{
$this->appendToLog('ZINTER ' . implode(' ', $zSetKeys) . ' ' . implode(' ', $weights) . ' ' . $aggregateFunction);
return $this->client->zInter($output, $zSetKeys, $weights, $aggregateFunction);
}
