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Fix buffer geometry used for surface and DWF #168

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merged 3 commits into from
Jan 15, 2025
Merged

Fix buffer geometry used for surface and DWF #168

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db693ce
Transform geometry to epsg 28992 before making buffer
margrietpalm Jan 14, 2025
5030055
update changes
margrietpalm Jan 14, 2025
afbf23e
Fix fix
margrietpalm Jan 14, 2025
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2 changes: 1 addition & 1 deletion CHANGES.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@ Changelog of threedi-schema
0.229.1 (unreleased)
--------------------

- Nothing changed yet.
- Fix incorrect creation of geometry for dry weather flow and surface during migration


0.229.0 (2025-01-08)
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3 changes: 2 additions & 1 deletion threedi_schema/migrations/versions/0223_upgrade_db_inflow.py
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Expand Up @@ -302,12 +302,13 @@ def copy_polygons(src_table: str, tmp_geom: str):

def create_buffer_polygons(src_table: str, tmp_geom: str):
# create circular polygon of area 1 around the connection node
srid = get_global_srid()
surf_id = f"{src_table.strip('v2_')}_id"
query = f"""
WITH connection_data AS (
SELECT
{src_table}_map.{surf_id} AS item_id,
ST_Buffer(v2_connection_nodes.the_geom, 1) AS buffer_geom
ST_Transform(ST_Buffer(ST_Transform(v2_connection_nodes.the_geom, {srid}), 1), 4326) AS buffer_geom
FROM
v2_connection_nodes
JOIN
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