protected void initOptionDefaults() {
        //if (options.getFetchSize() == null) {
        //    LOG.info("Using default fetchSize of " + DEFAULT_FETCH_SIZE);
        //    options.setFetchSize(DEFAULT_FETCH_SIZE);
        //}
    }
Sets default values for values that were not provided by the user.
Only options with database-specific defaults should be configured here.
src/main/java/org/replicadb/manager/SqlManager.java