$sSQL .= '(select place_id, parent_place_id, rank_address, rank_search, country_code, geometry';
$sSQL .= ' FROM placex';
$sSQL .= ' WHERE ST_GeometryType(geometry) in (\'ST_Polygon\', \'ST_MultiPolygon\')';
- $sSQL .= ' AND rank_address Between 5 AND ' .$iMaxRank;
+ // Ensure that query planner doesn't use the index on rank_search.
+ $sSQL .= ' AND coalesce(rank_search, 0) between 5 and ' .$iMaxRank;
+ $sSQL .= ' AND rank_address between 4 and 25'; // needed for index selection
$sSQL .= ' AND geometry && '.$sPointSQL;
$sSQL .= ' AND type != \'postcode\' ';
$sSQL .= ' AND name is not null';
$sSQL .= ' AND indexed_status = 0 and linked_place_id is null';
- $sSQL .= ' ORDER BY rank_address DESC LIMIT 50 ) as a';
- $sSQL .= ' WHERE ST_CONTAINS(geometry, '.$sPointSQL.' )';
- $sSQL .= ' ORDER BY rank_address DESC LIMIT 1';
+ $sSQL .= ' ORDER BY rank_search DESC LIMIT 50 ) as a';
+ $sSQL .= ' WHERE ST_Contains(geometry, '.$sPointSQL.' )';
+ $sSQL .= ' ORDER BY rank_search DESC LIMIT 1';
Debug::printSQL($sSQL);
$aPoly = $this->oDB->getRow($sSQL, null, 'Could not determine polygon containing the point.');
$iRankSearch = $aPoly['rank_search'];
$iPlaceID = $aPoly['place_id'];
- if ($iRankAddress != $iMaxRank) {
+ if ($iRankSearch != $iMaxRank) {
$sSQL = 'SELECT place_id FROM ';
$sSQL .= '(SELECT place_id, rank_search, country_code, geometry,';
$sSQL .= ' ST_distance('.$sPointSQL.', geometry) as distance';