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<?php
namespace SilverStripe\ORM\Connect;
/**
* A result-set from a PDO database.
*/
class PDOQuery extends Query
{
* @var array
protected $results = null;
* Hook the result-set given into a Query class, suitable for use by SilverStripe.
* @param PDOStatement $statement The internal PDOStatement containing the results
public function __construct(PDOStatementHandle $statement)
// Since no more than one PDOStatement for any one connection can be safely
// traversed, each statement simply requests all rows at once for safety.
// This could be re-engineered to call fetchAll on an as-needed basis
$this->results = $statement->typeCorrectedFetchAll();
$statement->closeCursor();
}
public function seek($row)
$this->rowNum = $row - 1;
return $this->nextRecord();
public function numRecords()
return count($this->results);
public function nextRecord()
$index = $this->rowNum + 1;
if (isset($this->results[$index])) {
return $this->results[$index];
} else {
return false;
silverstripe /
silverstripe-framework
