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Fixed areas

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This commit is contained in:
antoniocarlon 2018-05-09 12:46:00 +02:00
parent dcf10edd9e
commit b8d00c49cb
1 changed files with 3 additions and 2 deletions
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5
src/pg/sql/45_observatory_mvt.sql
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@ -61,6 +61,7 @@ BEGIN
SELECT
'_procgeoms_' || Coalesce(left(geom_tablename,40) || '_' || geom_geomref_colname, api_method) || ' AS (' ||
'SELECT ' ||
'st_intersection(' || geom_tablename || '.' || geom_colname || ', _geoms.geom) AS geom, ' ||
'ST_AsMVTGeom(st_intersection(' || geom_tablename || '.' || geom_colname || ', _geoms.geom), $2, $3, $4, $5) AS mvtgeom, ' ||
geom_tablename || '.' || geom_geomref_colname || ' AS geomref, ' ||
'CASE WHEN ST_Within(_geoms.geom, ' || geom_tablename || '.' || geom_colname || ')
@ -72,7 +73,7 @@ BEGIN
END pct_obs' || '
FROM _geoms, observatory.' || geom_tablename || '
WHERE ST_Intersects(_geoms.geom, ' || geom_tablename || '.' || geom_colname || ')'
|| ' AND ST_Area(st_intersection(' || geom_tablename || '.' || geom_colname || ', _geoms.geom)) > ST_Area($1) / $6 '
--|| ' AND ST_Area(st_intersection(' || geom_tablename || '.' |QUERY| geom_colname || ', _geoms.geom)) > ST_Area($1) / $6 '
|| ')'
AS procgeom_clause
FROM _meta
@ -114,7 +115,7 @@ BEGIN
-- SUM (numer * (% OBS geom in user geom)) / area of big geom
' ROUND(CAST(SUM(' || numer_tablename || '.' || numer_colname || ' ' ||
' * _procgeoms.pct_obs' ||
' ) / (Nullif(ST_Area(cdb_observatory.FIRST(_procgeoms.mvtgeom)::Geography), 0) / 1000000) AS NUMERIC), 4) '
' ) / (Nullif(ST_Area(cdb_observatory.FIRST(_procgeoms.geom)::Geography), 0) / 1000000) AS NUMERIC), 4) '
-- median/average measures with universe
WHEN LOWER(numer_aggregate) IN ('median', 'average') AND
denom_reltype ILIKE 'universe' AND LOWER(normalization) LIKE 'pre%'