Remove MiqQueue rows containing a class removed in Rails 5.

db/migrate/20170320195659_remove_oid_integer_args_from_miq_queue.rb

@@ -0,0 +1,8 @@
+class RemoveOidIntegerArgsFromMiqQueue < ActiveRecord::Migration[5.0]
+  class MiqQueue < ActiveRecord::Base; end
+  def up
+    say_with_time("Removing MiqQueue rows with args column values containing a class removed from Rails 5: PostgreSQL::OID::Integer.") do
+      MiqQueue.where("args LIKE '%PostgreSQL::OID::Integer%'").delete_all
+    end
+  end
+end

spec/migrations/20170320195659_remove_oid_integer_args_from_miq_queue_spec.rb

@@ -0,0 +1,27 @@
+require_migration
+
+describe RemoveOidIntegerArgsFromMiqQueue do
+  let(:queue_stub) { migration_stub(:MiqQueue) }
+
+  migration_context :up do
+    it 'deletes rows with PostgreSQL::OID:Integer class serialized in args' do
+      args = <<-EOS
+---
+- !ruby/object:ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Integer
+    precision:
+    scale:
+    limit: 8
+    range: !ruby/range
+      begin: -9223372036854775808
+      end: 9223372036854775808
+      excl: true
+EOS
+      queue_stub.create(:state => "ready", :args => args)
+      queue_stub.create(:state => "ready", :method_name => "stuff")
+      migrate
+
+      expect(queue_stub.count).to eq(1)
+      expect(queue_stub.where(:method_name => "stuff").count).to eq(1)
+    end
+  end
+end