Add a primary key to the changeset_tags table

[rails.git] / db / migrate / 20231007141103_add_primary_key_to_changeset_tags.rb

diff --git a/db/migrate/20231007141103_add_primary_key_to_changeset_tags.rb b/db/migrate/20231007141103_add_primary_key_to_changeset_tags.rb
new file mode 100644 (file)
index 0000000..6f01865
--- /dev/null
+++ b/db/migrate/20231007141103_add_primary_key_to_changeset_tags.rb
@@ -0,0 +1,13 @@
+class AddPrimaryKeyToChangesetTags < ActiveRecord::Migration[7.0]
+  disable_ddl_transaction!
+
+  def up
+    add_primary_key :changeset_tags, [:changeset_id, :k], :algorithm => :concurrently
+    remove_index :changeset_tags, [:changeset_id]
+  end
+
+  def down
+    add_index :changeset_tags, [:changeset_id], :algorithm => :concurrently
+    remove_primary_key :changeset_tags
+  end
+end