def denormalize(week_range):
	try:
		logger.info('%s fill started.' % TABLE_NAME)
		sql = SQL()
		sql.execute_batches(FILL_SQL, week_range)
		sql.commitclose()
		logger.info('%s fill finished.' % TABLE_NAME)
	except Exception as ex:
		logger.exception(ex, 'Critical error in denormalization: %s' % TABLE_NAME)