1 files changed, 30 insertions, 0 deletions
diff --git a/db/post_migrate/20220309084954_remove_leftover_external_pull_request_deletions.rb b/db/post_migrate/20220309084954_remove_leftover_external_pull_request_deletions.rb
new file mode 100644
index 00000000000..ea9fd6b28c2
--- /dev/null
+++ b/db/post_migrate/20220309084954_remove_leftover_external_pull_request_deletions.rb
@@ -0,0 +1,30 @@
+# frozen_string_literal: true
+
+class RemoveLeftoverExternalPullRequestDeletions < Gitlab::Database::Migration[1.0]
+  disable_ddl_transaction!
+
+  def up
+    # Delete all pending record deletions in the public.external_pull_requests until
+    # there are no more rows left.
+    loop do
+      result = execute <<~SQL
+      DELETE FROM "loose_foreign_keys_deleted_records"
+      WHERE
+      ("loose_foreign_keys_deleted_records"."partition", "loose_foreign_keys_deleted_records"."id") IN (
+        SELECT "loose_foreign_keys_deleted_records"."partition", "loose_foreign_keys_deleted_records"."id"
+        FROM "loose_foreign_keys_deleted_records"
+        WHERE
+        "loose_foreign_keys_deleted_records"."fully_qualified_table_name" = 'public.external_pull_requests' AND
+        "loose_foreign_keys_deleted_records"."status" = 1
+        LIMIT 100
+      )
+      SQL
+
+      break if result.cmd_tuples == 0
+    end
+  end
+
+  def down
+    # no-op
+  end
+end