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force use of geometry index for reverse polygon lookup

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Sarah Hoffmann
2022-11-20 20:22:44 +01:00
parent ebe489c227
commit 77acc1c2be
1 changed files with 2 additions and 1 deletions
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lib-php/ReverseGeocode.php
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@@ -189,7 +189,8 @@ class ReverseGeocode
$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\')';
$sSQL .= ' AND rank_search between 5 and ' .$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\' ';