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Modified OBS_GetAvailableGeometries

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Now use the new meta ttable obs_meta_geom_numer_timspan to filter
the geometries by geometries timepsan and/or numerator timespan (which
is what we get when we use the obs_getavailabletimepspans)
This commit is contained in:
Mario de Frutos 2017-07-10 13:22:11 +02:00
parent 8b98b6b64a
commit adae37631e
1 changed files with 17 additions and 5 deletions
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22
src/pg/sql/42_observatory_exploration.sql
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@ -372,16 +372,28 @@ BEGIN
geom_type::TEXT,
geom_extra::JSONB,
geom_tags::JSONB,
$1 = ANY(numers) valid_numer,
$2 = ANY(denoms) valid_denom,
$3 = ANY(timespans) valid_timespan
FROM observatory.obs_meta_geom
$1 = ANY(numers) valid_numer,
$2 = ANY(denoms) valid_denom,
CASE WHEN $3 IS NOT NULL AND $3 != '' THEN
-- Here we are looking for geometries with: a) geometry timespan or b) numerators linked to that geometries that fit in the
-- timespan passed. For example it look for geometries with timespan '2015 - 2015' or numerators linked to that geometry that has
-- '2015 - 2015' as one of the valid timespans.
-- If we pass a numerator_id, we filter by that numerator
CASE WHEN $1 IS NOT NULL AND $1 != '' THEN
EXISTS (SELECT 1 FROM observatory.obs_meta_geom_numer_timespan onu WHERE o.geom_id = onu.geom_id AND onu.numer_id = $1 AND ($3 = ANY(onu.timespans) OR $3 IN (select(unnest(o.timespans)))))
ELSE
EXISTS (SELECT 1 FROM observatory.obs_meta_geom_numer_timespan onu WHERE o.geom_id = onu.geom_id AND ($3 = ANY(onu.timespans) OR $3 IN (select(unnest(o.timespans)))))
END
ELSE
false
END as valid_timespan
FROM observatory.obs_meta_geom o
WHERE %s (geom_tags ?& $4 OR CARDINALITY($4) = 0)
), scores AS (
SELECT * FROM cdb_observatory._OBS_GetGeometryScores($5,
(SELECT ARRAY_AGG(geom_id) FROM available_geoms)
)
) SELECT available_geoms.*, score, numtiles, notnull_percent, numgeoms,
) SELECT DISTINCT ON (geom_id) available_geoms.*, score, numtiles, notnull_percent, numgeoms,
percentfill, estnumgeoms, meanmediansize
FROM available_geoms, scores
WHERE available_geoms.geom_id = scores.column_id