Hotfix : Update Country as 0 if not intersected

backend/field_update

@@ -112,7 +112,6 @@ class Database:
                     # catch exception for invalid SQL statement
 
                     try:
-
                         self.cursor.execute(query)
                         self.conn.commit()
                         # print(query)
@@ -180,7 +179,6 @@ class Raw:
     ):
         """Function that updates column of table"""
         if insert_type.lower() == "array":
-
             select_query = f"""WITH 
             t1 AS (
                 SELECT 
@@ -194,10 +192,10 @@ class Raw:
             t2 AS (
                 SELECT 
                     t1.osm_id,
-                    array_agg(cg.{source_column}) AS aa_fids
+                    COALESCE(array_agg(cg.{source_column}),ARRAY[0]::integer[]) AS aa_fids
                 FROM 
                     t1
-                INNER JOIN 
+                LEFT JOIN 
                     {source_table} cg ON ST_Intersects(t1.geom, cg.{source_geom})
                 GROUP BY 
                     t1.osm_id
@@ -223,13 +221,13 @@ class Raw:
             update
                 {target_table} as wp
                 SET
-                {target_column} = (
+                {target_column} = COALESCE((
                 select
                     cu.{source_column}
                 from {source_table} cu 
                 where ST_Intersects(tf.{target_geom},cu.{source_geom})
                 LIMIT 1
-                        )::int
+                        )::int,0::int)
                 from table_filtered tf
             where
                 wp.osm_id = tf.osm_id"""

backend/replication

@@ -534,15 +534,15 @@ def update_country(conn, timestamp, table_name, c_id=None, boundary=None):
         update_query = f"""update
             {table_name} as w
             set
-                country = array((
+                country = COALESCE(array((
                 select
                     b.id
                 from
                     countries b
                 where
                     ST_Intersects( ST_Centroid(w.geom) ,
                     b.geometry)
-                    ))
+                    )),ARRAY[0]::integer[])
             where "timestamp" >= '{timestamp}'"""
         cur.execute(update_query)
         LOG.info(

backend/sql/post_indexes.sql

@@ -37,14 +37,31 @@ CREATE INDEX IF NOT EXISTS  ways_poly_geom_idx ON public.ways_poly USING gist (g
 
 CREATE INDEX IF NOT EXISTS  relations_geom_idx ON public.relations USING gist (geom);
 CREATE INDEX IF NOT EXISTS  relations_country_idx ON public.relations USING gin (country gin__int_ops);
+CREATE INDEX IF NOT EXISTS relations_tags_idx ON public.relations USING gin (tags);
 
+-- External Indexes 
+
+-- CREATE INDEX IF NOT EXISTS   nodes_uid_idx ON public.nodes USING btree (uid);
+-- CREATE INDEX IF NOT EXISTS   nodes_changeset_idx ON public.nodes USING btree (changeset);
+
+-- CREATE INDEX IF NOT EXISTS  ways_line_uid_idx ON public.ways_line USING btree (uid);
+-- CREATE INDEX IF NOT EXISTS  ways_line_changeset_idx ON public.ways_line USING btree (changeset);
+
+-- CREATE INDEX IF NOT EXISTS  ways_poly_uid_idx ON public.ways_poly USING btree (uid);
+-- CREATE INDEX IF NOT EXISTS  ways_poly_changeset_idx ON public.ways_poly USING btree (changeset);
+
+-- CREATE INDEX IF NOT EXISTS  relations_uid_idx ON public.relations USING btree (uid);
+-- CREATE INDEX IF NOT EXISTS  relations_changeset_idx ON public.relations USING btree (changeset);
 
 -- clustering nodes
 CLUSTER nodes USING nodes_geom_idx;
 -- clustering ways_line
 CLUSTER ways_line USING ways_line_geom_idx;
 -- clustering ways_poly
 CLUSTER ways_poly USING ways_poly_geom_idx;
+-- clustering relations
+CLUSTER relations USING relations_geom_idx;
+
 
 
 -- VACUUM the table to reclaim disk space
@@ -58,3 +75,5 @@ ANALYZE nodes;
 ANALYZE ways_line;
 ANALYZE ways_poly;
 ANALYZE relations;
+
+

backend/sql/pre_indexes.sql

@@ -18,18 +18,6 @@
 -- # 1100 13th Street NW Suite 800 Washington, D.C. 20005
 -- # <[email protected]>
 
--- CREATE INDEX IF NOT EXISTS   nodes_uid_idx ON public.nodes USING btree (uid);
--- CREATE INDEX IF NOT EXISTS   nodes_changeset_idx ON public.nodes USING btree (changeset);
-
--- CREATE INDEX IF NOT EXISTS  ways_line_uid_idx ON public.ways_line USING btree (uid);
--- CREATE INDEX IF NOT EXISTS  ways_line_changeset_idx ON public.ways_line USING btree (changeset);
-
--- CREATE INDEX IF NOT EXISTS  ways_poly_uid_idx ON public.ways_poly USING btree (uid);
--- CREATE INDEX IF NOT EXISTS  ways_poly_changeset_idx ON public.ways_poly USING btree (changeset);
-
--- CREATE INDEX IF NOT EXISTS  relations_uid_idx ON public.relations USING btree (uid);
--- CREATE INDEX IF NOT EXISTS  relations_changeset_idx ON public.relations USING btree (changeset);
-
 
 CREATE EXTENSION IF NOT EXISTS btree_gist;
 CREATE EXTENSION IF NOT EXISTS postgis;
@@ -53,8 +41,6 @@ CREATE INDEX IF NOT EXISTS ways_line_timestamp_idx ON public.ways_line USING btr
 
 CREATE INDEX IF NOT EXISTS ways_poly_timestamp_idx ON public.ways_poly USING btree ("timestamp");
 
-CREATE INDEX IF NOT EXISTS relations_tags_idx ON public.relations USING gin (tags);
-
 CREATE INDEX IF NOT EXISTS relations_timestamp_idx ON public.relations USING btree ("timestamp");
 
 

src/query_builder/builder.py

@@ -37,7 +37,7 @@ def get_grid_id_query(geometry_dump):
 
 def get_country_id_query(geom_dump):
     base_query = f"""select
-                        b.id::int as fid
+                        COALESCE(b.id::int, 0) as fid
                     from
                         countries b
                     where