Example radial search SQL statement for TYPO3 Extbase repositories

RadialSearchRepository.php

<?php

    /**
     * @param FilterDto $filterDto
     * @return string
     */
    protected function getSqlForRadialSearch(FilterDto $filterDto): string
    {
        $latitude = $filterDto->getLatitudeFromZip();
        $longitude = $filterDto->getLongitudeFromZip();
        $distance = $filterDto->getDistance();
        $sql = 'SELECT
            uid,
            latitude,
            longitude,
            (
                6371 * acos(
                    cos(
                        radians(' . $latitude . ')
                    ) * cos(
                        radians( latitude )
                    ) * cos(
                        radians( longitude ) - radians(' . $longitude . ')
                    ) + sin(
                        radians(' . $latitude . ')
                    ) * sin(
                        radians( latitude )
                    )
                )
            ) AS distance
         
        FROM
            ' . Table::TABLE_NAME . '
         
        HAVING
            distance <= ' . $distance . '
         
        ORDER BY
            distance ASC;';

        return $sql;
    }