Remove slice_language_tags

checklist.chk

@@ -1,6 +1,6 @@
 6bc6dd86fedb960398b5d38e35af89fb  ./testbuild/testmaptiles.tm2source/data.yml
 d712def4ed07ad7a5d7173a3572acc73  ./testbuild/mapping.yaml
-23aed4458497e8f0d794ddb6d5a02b42  ./testbuild/tileset.sql
+da380515eacff2c557cd753aa66018ba  ./testbuild/tileset.sql
 2bbb5f07cf224ce595b7e6863bbbeac4  ./testbuild/doc/housenumber.md
 1023bb8893f5bd1077a0376d5c0c4e5d  ./testbuild/sqlquery.sql
 321ae45757024c5b7b7d46714a2f17f6  ./testbuild/devdoc/etl_housenumber.dot

openmaptiles/sql.py

@@ -7,11 +7,6 @@
 def collect_sql(tileset_filename):
     tileset = Tileset.parse(tileset_filename)
     sql = ''
-
-    definition = tileset.definition
-    languages = map(lambda l: str(l), definition.get('languages', []))
-    sql += get_slice_language_tags(languages)
-
     for layer in tileset.layers:
         sql += layer_notice(layer['layer']['id'])
         for schema in layer.schemas:
@@ -21,19 +16,3 @@ def collect_sql(tileset_filename):
 
 def layer_notice(layer_name):
     return "DO $$ BEGIN RAISE NOTICE 'Layer {0}'; END$$;".format(layer_name)
-
-SLICE_LANGUAGE_TAGS_SQL="""CREATE OR REPLACE FUNCTION slice_language_tags(tags hstore)
-RETURNS hstore AS $$
-    SELECT delete_empty_keys(slice(tags, ARRAY[{0}]))
-$$ LANGUAGE SQL IMMUTABLE;
-"""
-
-def get_slice_language_tags(languages):
-    include_tags = list(map(lambda l: 'name:'+l, languages))
-    include_tags.append('int_name')
-    include_tags.append('loc_name')
-    include_tags.append('name')
-
-    tags_sql = "'" + "', '".join(include_tags) + "'"
-
-    return SLICE_LANGUAGE_TAGS_SQL.format(tags_sql)