#434

backend/app/services/counts_table_export.rb

@@ -58,7 +58,6 @@ class CountsTableExport
   def body(progress: nil, phase: nil)
     Enumerator.new do |output|
       ApplicationRecord.transaction(isolation: :repeatable_read) do
-        @language_names = Language.pluck(:code, :name).to_h
         processed = 0
         started = false
         first = true
@@ -256,6 +255,9 @@ class CountsTableExport
   def summary_value(value, index, page)
     field = @query.axes.all.fetch(index).fetch('field')
     return @labels.fetch('bot', '') if field == 'user' && value.nil?
+    if ['language_code', 'source_language_code'].include?(field)
+      return @labels.fetch("language:#{ value }", value)
+    end
 
     names = page[:axis_labels].fetch("a#{ index }", {})
     name = field == 'user' ? names[value.to_s] : names.fetch(value.to_s, value)
@@ -327,7 +329,7 @@ class CountsTableExport
       return @query.population.timezone.utc_to_local(value.utc).iso8601
     end
     if key == 'language_code' || key == 'source_language_code'
-      return @language_names[value]
+      return @labels.fetch("language:#{ value }", value)
     end
     if value.is_a?(Hash)
       return value.to_h { |field, item| [@labels.fetch(camel(field.to_s), ''), csv_logical(field, item)] }