ALTER TABLE media_sets RENAME COLUMN audio_s3_bucket TO audio_raw_s3_bucket;
ALTER TABLE media_sets RENAME COLUMN audio_s3_key TO audio_raw_s3_key;
ALTER TABLE media_sets RENAME COLUMN audio_s3_uploaded_at TO audio_raw_s3_uploaded_at;
ALTER TABLE media_sets RENAME COLUMN audio_mime_type_encoded TO audio_encoded_mime_type;

ALTER TABLE media_sets ADD COLUMN audio_encoded_s3_bucket CHARACTER VARYING(255);
ALTER TABLE media_sets ADD COLUMN audio_encoded_s3_key CHARACTER VARYING(255);
ALTER TABLE media_sets ADD COLUMN audio_encoded_s3_uploaded_at TIMESTAMP WITH TIME ZONE;
