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remove ST_Covers check when also testing for ST_Intersects

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Using both is slightly problematic because they have different
ways to use the index. Newer versions of Postgis exhibit a
query planner issue when both functions appear together.
As ST_Intersects includes ST_Covers, simply remove the latter.
This commit is contained in:
Sarah Hoffmann
2020-09-22 15:51:04 +02:00
parent cf23e10382
commit d3ca9dd3f7
3 changed files with 10 additions and 10 deletions
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4
sql/functions/utils.sql
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@@ -474,9 +474,9 @@ BEGIN
IF placegeom IS NOT NULL AND ST_IsValid(placegeom) THEN
IF ST_GeometryType(placegeom) in ('ST_Polygon','ST_MultiPolygon') THEN
FOR geom IN select split_geometry(placegeom) FROM placex WHERE place_id = placeid LOOP
update placex set indexed_status = 2 where (st_covers(geom, placex.geometry) OR ST_Intersects(geom, placex.geometry))
update placex set indexed_status = 2 where ST_Intersects(geom, placex.geometry)
AND rank_search > rank and indexed_status = 0 and ST_geometrytype(placex.geometry) = 'ST_Point' and (rank_search < 28 or name is not null or (rank >= 16 and address ? 'place'));
update placex set indexed_status = 2 where (st_covers(geom, placex.geometry) OR ST_Intersects(geom, placex.geometry))
update placex set indexed_status = 2 where ST_Intersects(geom, placex.geometry)
AND rank_search > rank and indexed_status = 0 and ST_geometrytype(placex.geometry) != 'ST_Point' and (rank_search < 28 or name is not null or (rank >= 16 and address ? 'place'));
END LOOP;
ELSE