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major performance speedup for obs_getmeasuremeta

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This commit is contained in:
John Krauss
2016-12-16 21:54:42 +00:00
parent 4c6d854e81
commit 2398b0268f
1 changed files with 5 additions and 2 deletions
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7
src/pg/sql/41_observatory_augmentation.sql
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@@ -371,7 +371,8 @@ BEGIN
FROM observatory.obs_meta m JOIN _filters f
ON m.numer_id = f.numer_id
WHERE
(m.denom_id = f.denom_id OR COALESCE(f.denom_id, '') = '')
m.numer_id = ANY ($6)
AND (m.denom_id = f.denom_id OR COALESCE(f.denom_id, '') = '')
AND (m.geom_id = f.geom_id OR COALESCE(f.geom_id, '') = '')
AND (m.numer_timespan = f.timespan OR COALESCE(f.timespan, '') = '')
), scores AS (
@@ -423,7 +424,9 @@ BEGIN
target_geoms,
(SELECT ARRAY(SELECT json_array_elements_text(params))::json[]),
max_timespan_rank,
max_score_rank;
max_score_rank,
(SELECT Array_Agg(val) from (select (JSON_Array_Elements(params))->>'numer_id' val) foo)
;
RETURN result;
END;
$$ LANGUAGE plpgsql IMMUTABLE;