Service/Account/Balance/Reset.php
private function quote($data)
    {
        $conn = $this->resource->getConnection();
        $result = $conn->quote($data);
        return $result;
    }
private function quote($data)
    {
        $conn = $this->resource->getConnection();
        $result = $conn->quote($data);
        return $result;
    }
Quotes string data to use inside SQL queries.

@param string $data
@return string