flink-connector-elasticsearch-base/src/main/java/org/apache/flink/streaming/connectors/elasticsearch/table/IndexGeneratorFactory.java [228:235]:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
        static {
            defaultFormats.put(LogicalTypeRoot.DATE, "yyyy_MM_dd");
            defaultFormats.put(LogicalTypeRoot.TIME_WITHOUT_TIME_ZONE, "HH_mm_ss");
            defaultFormats.put(LogicalTypeRoot.TIMESTAMP_WITHOUT_TIME_ZONE, "yyyy_MM_dd_HH_mm_ss");
            defaultFormats.put(LogicalTypeRoot.TIMESTAMP_WITH_TIME_ZONE, "yyyy_MM_dd_HH_mm_ss");
            defaultFormats.put(
                    LogicalTypeRoot.TIMESTAMP_WITH_LOCAL_TIME_ZONE, "yyyy_MM_dd_HH_mm_ssX");
        }
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -



flink-connector-elasticsearch-base/src/main/java/org/apache/flink/connector/elasticsearch/table/IndexGeneratorFactory.java [231:238]:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
        static {
            defaultFormats.put(LogicalTypeRoot.DATE, "yyyy_MM_dd");
            defaultFormats.put(LogicalTypeRoot.TIME_WITHOUT_TIME_ZONE, "HH_mm_ss");
            defaultFormats.put(LogicalTypeRoot.TIMESTAMP_WITHOUT_TIME_ZONE, "yyyy_MM_dd_HH_mm_ss");
            defaultFormats.put(LogicalTypeRoot.TIMESTAMP_WITH_TIME_ZONE, "yyyy_MM_dd_HH_mm_ss");
            defaultFormats.put(
                    LogicalTypeRoot.TIMESTAMP_WITH_LOCAL_TIME_ZONE, "yyyy_MM_dd_HH_mm_ssX");
        }
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -