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protected function QueryAggregate::addAggregate in Zircon Profile 8

Same name and namespace in other branches
  1. 8.0 core/lib/Drupal/Core/Entity/Query/Sql/QueryAggregate.php \Drupal\Core\Entity\Query\Sql\QueryAggregate::addAggregate()

Adds the aggregations to the query.

Return value

\Drupal\Core\Entity\Query\Sql\QueryAggregate Returns the called object.

File

core/lib/Drupal/Core/Entity/Query/Sql/QueryAggregate.php, line 80
Contains \Drupal\Core\Entity\Query\Sql\QueryAggregate.

Class

QueryAggregate
The SQL storage entity query aggregate class.

Namespace

Drupal\Core\Entity\Query\Sql

Code

protected function addAggregate() {
  if ($this->aggregate) {
    foreach ($this->aggregate as $aggregate) {
      $sql_field = $this
        ->getSqlField($aggregate['field'], $aggregate['langcode']);
      $this->sqlExpressions[$aggregate['alias']] = $aggregate['function'] . "({$sql_field})";
    }
  }
  return $this;
}