<p></p>
<p><b>@AntonKhorev</b> commented on this pull request.</p>

<hr>

<p>In <a href="https://github.com/openstreetmap/openstreetmap-website/pull/5344#discussion_r1868247899">db/migrate/20241030122707_create_note_tags.rb</a>:</p>
<pre style='color:#555'>> +class CreateNoteTags < ActiveRecord::Migration[7.2]
+  def change
+    # Create a table and primary key
+    create_table :note_tags, :primary_key => [:note_id, :k] do |t|
+      t.column "note_id", :bigint, :null => false
+      t.column "k",  :string, :default => "", :null => false
+      t.column "v",  :string, :default => "", :null => false
+
+      t.foreign_key :notes, :column => :note_id, :name => "note_tags_id_fkey"
+    end
+  end
+end
</pre>
<p dir="auto">How is a surrogate key going to help with queries?</p>

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