Skip to content

Transform all estimated extents to EPSG:3857 #2498

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We鈥檒l occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
Nakaner wants to merge 2 commits into
base: master
Choose a base branch
from
Open

Transform all estimated extents to EPSG:3857 #2498

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
89b7685
Transform all estimated extents to EPSG:3857
Nakaner Jul 29, 2026
aa66da4
Remove hardcoded column name, don't return error for srid=0
Nakaner Jul 31, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
25 changes: 22 additions & 3 deletions src/gen/osm2pgsql-gen.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -114,13 +114,32 @@ tile_extent get_extent_from_db(pg_conn_t const &db_connection,
result = db_connection.exec(
"SELECT ST_XMin(extent), ST_YMin(extent),"
" ST_XMax(extent), ST_YMax(extent)"
" FROM raster_columns WHERE r_table_schema='{}'"
" AND r_table_name='{}' AND r_raster_column = '{}'",
" FROM ("
" SELECT ST_Transform(extent, 3857) AS extent"
" FROM raster_columns WHERE r_table_schema='{}'"
" AND r_table_name='{}' AND r_raster_column = '{}'"
" ) a",
schema, table, column);
} else {
result = db_connection.exec(
"WITH srid AS ("
" SELECT ST_SRID({}) AS srid FROM {} LIMIT 1"

@joto joto Sep 10, 2026

Copy link
Copy Markdown
Collaborator

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

The column and table name should be quoted.

ST_SRID("{}") AS srid FROM "{}" LIMIT 1

")"
"SELECT ST_XMin(e), ST_YMin(e), ST_XMax(e), ST_YMax(e)"
" FROM ST_EstimatedExtent('{}', '{}', '{}') AS e",
" FROM "
" (SELECT CASE WHEN srid.srid = 0"
" THEN ST_EstimatedExtent('{}', '{}', '{}')"
" ELSE"
" ST_Transform("
" ST_SetSRID("
" ST_EstimatedExtent('{}', '{}', '{}'), "
" srid.srid"
" ),"
" 3857)"
" END AS e"
" FROM srid) e",
column, qualified_name(schema, table),
schema, table, column,
schema, table, column);
}

Expand Down