private static void validateCharacterVal(
            ReadableConfig tableOptions,
            ConfigOption<String> option) {
        validateCharacterVal(tableOptions, option, false);
    }
Commons values and methods for KV format.
inlong-sort/sort-formats/format-rowdata/format-rowdata-kv/src/main/java/org/apache/inlong/sort/formats/kv/KvCommons.java