a_adli/colouring-montreal
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

mark demolitions script

Browse Source
This commit is contained in:
Ed Chalstrey 2022-04-14 13:32:56 +01:00
parent 07d578cc9c
commit 880e8d6424
1 changed files with 25 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
etl/mark_demolitions.sh Normal file
View File

@ -0,0 +1,25 @@
#!/usr/bin/env bash
psql -c "DROP TABLE IF EXISTS old_geometries;"
echo "Creating temporary table for geometries in the db not present in new data..."
psql -c "CREATE TABLE IF NOT EXISTS old_geometries (
source_id varchar(30) PRIMARY KEY,
geometry_geom geometry(GEOMETRY, 3857)
);"
echo "Find geometries in the db not present in new data..."
psql -c "INSERT INTO old_geometries ( source_id, geometry_geom )
SELECT source_id, geometry_geom
FROM geometries AS g
WHERE NOT EXISTS ( SELECT source_id
FROM release_geometries AS r
WHERE g.source_id = r.source_id);"
echo "Set each building's latest_demolish_date for today if linked geometry in the db not present in new data..."
psql -c "UPDATE buildings AS b
SET latest_demolish_date = CURRENT_DATE
WHERE b.source_id = g.source_id
AND source_id IN (SELECT source_id
FROM old_geometries AS g
);"