update post-pbf-import.sql.example

settings/post-pbf-import.sql.example

@@ -0,0 +1,20 @@
+CREATE OR REPLACE FUNCTION clean_tables() RETURNS void AS
+$BODY$
+DECLARE osm_tables CURSOR FOR
+    SELECT table_name
+    FROM information_schema.tables
+    WHERE table_schema='public'
+    AND table_type='BASE TABLE'
+    AND table_name LIKE 'osm_%';
+BEGIN
+    FOR osm_table IN osm_tables LOOP
+        EXECUTE 'DELETE FROM ' || quote_ident(osm_table.table_name) || ' WHERE osm_id IN (
+            SELECT DISTINCT osm_id
+            FROM ' || quote_ident(osm_table.table_name) || '
+            LEFT JOIN clip ON ST_Intersects(geometry, geom)
+            WHERE clip.ogc_fid IS NULL)
+        ;';
+    END LOOP;
+END;
+$BODY$
+LANGUAGE plpgsql;