Hide railway station labels on z12

osm2vectortiles.tm2source/data.yml

@@ -1016,8 +1016,8 @@ Layer:
           rail_station_class(type) AS maki,
           rail_station_class(type) AS network
           FROM (
-            SELECT * FROM rail_station_label_z12toz13
-            WHERE z(!scale_denominator!) BETWEEN 12 AND 13
+            SELECT * FROM rail_station_label_z13
+            WHERE z(!scale_denominator!) = 13
             UNION ALL
             SELECT * FROM rail_station_label_z14
             WHERE z(!scale_denominator!) = 14

src/import-sql/layers/rail_station_label.sql

@@ -3,14 +3,14 @@ CREATE OR REPLACE VIEW rail_station_label_z14 AS (
     FROM osm_rail_station_point
 );
 
-CREATE OR REPLACE VIEW rail_station_label_z12toz13 AS (
+CREATE OR REPLACE VIEW rail_station_label_z13 AS (
     SELECT *
     FROM osm_rail_station_point
     WHERE rail_station_class(type) = 'rail'
 );
 
 CREATE OR REPLACE VIEW rail_station_label_layer AS (
-    SELECT osm_id FROM rail_station_label_z12toz13
+    SELECT osm_id FROM rail_station_label_z13
     UNION ALL
     SELECT osm_id FROM rail_station_label_z14
 );