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Update database templates.

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* Add index on public.real_time_inputs.meta->>'tstamp'
* Add public.geometry_from_tstamp()
* Add augment_event_data()
This commit is contained in:
D. Berge
2022-05-01 19:47:16 +02:00
parent 09ead4878f
commit 39690c991b
3 changed files with 112 additions and 10 deletions
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70
etc/db/schema-template.sql
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@@ -2,8 +2,8 @@
-- PostgreSQL database dump
--
-- Dumped from database version 14.1
-- Dumped by pg_dump version 14.1
-- Dumped from database version 14.2
-- Dumped by pg_dump version 14.2
SET statement_timeout = 0;
SET lock_timeout = 0;
@@ -274,6 +274,72 @@ $$;
ALTER FUNCTION _SURVEY__TEMPLATE_.assoc_tstamp() OWNER TO postgres;
--
-- Name: augment_event_data(); Type: PROCEDURE; Schema: _SURVEY__TEMPLATE_; Owner: postgres
--
CREATE PROCEDURE _SURVEY__TEMPLATE_.augment_event_data()
LANGUAGE sql
AS $$
-- Populate the timestamp of sequence / point events
UPDATE event_log_full
SET tstamp = tstamp_from_sequence_shot(sequence, point)
WHERE
tstamp IS NULL AND sequence IS NOT NULL AND point IS NOT NULL;
-- Populate the geometry of sequence / point events for which
-- there is raw_shots data.
UPDATE event_log_full
SET meta = meta ||
jsonb_build_object(
'geometry',
(
SELECT st_transform(geometry, 4326)::jsonb
FROM raw_shots rs
WHERE rs.sequence = event_log_full.sequence AND rs.point = event_log_full.point
)
)
WHERE
sequence IS NOT NULL AND point IS NOT NULL AND
NOT meta ? 'geometry';
-- Populate the geometry of time-based events
UPDATE event_log_full e
SET
meta = meta || jsonb_build_object('geometry',
(SELECT st_transform(g.geometry, 4326)::jsonb
FROM geometry_from_tstamp(e.tstamp, 3) g))
WHERE
tstamp IS NOT NULL AND
sequence IS NULL AND point IS NULL AND
NOT meta ? 'geometry';
-- Get rid of null geometries
UPDATE event_log_full
SET
meta = meta - 'geometry'
WHERE
jsonb_typeof(meta->'geometry') = 'null';
-- Simplify the GeoJSON when the CRS is EPSG:4326
UPDATE event_log_full
SET
meta = meta #- '{geometry, crs}'
WHERE
meta->'geometry'->'crs'->'properties'->>'name' = 'EPSG:4326';
$$;
ALTER PROCEDURE _SURVEY__TEMPLATE_.augment_event_data() OWNER TO postgres;
--
-- Name: PROCEDURE augment_event_data(); Type: COMMENT; Schema: _SURVEY__TEMPLATE_; Owner: postgres
--
COMMENT ON PROCEDURE _SURVEY__TEMPLATE_.augment_event_data() IS 'Populate missing timestamps and geometries in event_log_full';
--
-- Name: binning_parameters(); Type: FUNCTION; Schema: _SURVEY__TEMPLATE_; Owner: postgres
--