def up
rename_table :pipeline_invocations, :pipeline_instances
rename_index :pipeline_instances, :index_pipeline_invocations_on_created_at, :index_pipeline_instances_on_created_at
def up
rename_table :pipeline_invocations, :pipeline_instances
rename_index :pipeline_instances, :index_pipeline_invocations_on_created_at, :index_pipeline_instances_on_created_at