/**
* Fetch data from database
* @param string $query
* @param bool $replica Allow reading data from db replica
* @return array
*/
public function fetch($query, $replica = false)
{
$this->connect();
Debugger::prepareDBLine();
$result = $this->realFetch($query, $replica);
Debugger::addDBLine('MySQL', $query);
$this->queries++;
return $result;
}
/**
* Fetch single column
* @param string $query
* @param array $parameters
* @param int $column_number
* @return array|bool
*/
public function fetchColumn($query, $parameters = [], $column_number = 0)
{
Debugger::prepareDBLine();
$sth = $this->prepare($query);
$sth->execute($parameters);
$data = [];
while (($row = $sth->fetchColumn($column_number)) !== false) {
$data[] = $row;
}
Debugger::addDBLine('DB', $query);
return $data;
}