16 lines
584 B
SQL
16 lines
584 B
SQL
SET client_min_messages TO WARNING;
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\set ECHO none
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WITH a AS (
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SELECT
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ARRAY[ST_GeomFromText('POINT(2.1744 41.403)'),ST_GeomFromText('POINT(2.1228 41.380)'),ST_GeomFromText('POINT(2.1511 41.374)'),ST_GeomFromText('POINT(2.1528 41.413)'),ST_GeomFromText('POINT(2.165 41.391)'),ST_GeomFromText('POINT(2.1498 41.371)'),ST_GeomFromText('POINT(2.1533 41.368)'),ST_GeomFromText('POINT(2.131386 41.41399)')] AS geomin
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),
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b as(
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SELECT
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(st_dump(cdb_crankshaft.CDB_voronoi(geomin, 0.2, 1e-9))).geom as result
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FROM a
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)
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SELECT
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avg(st_area(result)) as avg_area
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FROM b;
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