flink-cdc-connect/flink-cdc-pipeline-connectors/flink-cdc-pipeline-connector-mysql/src/main/java/org/apache/flink/cdc/connectors/mysql/source/MySqlDataSourceOptions.java [183:217]:
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    @Experimental
    public static final ConfigOption<Integer> CHUNK_META_GROUP_SIZE =
            ConfigOptions.key("chunk-meta.group.size")
                    .intType()
                    .defaultValue(1000)
                    .withDescription(
                            "The group size of chunk meta, if the meta size exceeds the group size, the meta will be divided into multiple groups.");

    @Experimental
    public static final ConfigOption<Double> CHUNK_KEY_EVEN_DISTRIBUTION_FACTOR_UPPER_BOUND =
            ConfigOptions.key("chunk-key.even-distribution.factor.upper-bound")
                    .doubleType()
                    .defaultValue(1000.0d)
                    .withFallbackKeys("split-key.even-distribution.factor.upper-bound")
                    .withDescription(
                            "The upper bound of chunk key distribution factor. The distribution factor is used to determine whether the"
                                    + " table is evenly distribution or not."
                                    + " The table chunks would use evenly calculation optimization when the data distribution is even,"
                                    + " and the query MySQL for splitting would happen when it is uneven."
                                    + " The distribution factor could be calculated by (MAX(id) - MIN(id) + 1) / rowCount.");

    @Experimental
    public static final ConfigOption<Double> CHUNK_KEY_EVEN_DISTRIBUTION_FACTOR_LOWER_BOUND =
            ConfigOptions.key("chunk-key.even-distribution.factor.lower-bound")
                    .doubleType()
                    .defaultValue(0.05d)
                    .withFallbackKeys("split-key.even-distribution.factor.lower-bound")
                    .withDescription(
                            "The lower bound of chunk key distribution factor. The distribution factor is used to determine whether the"
                                    + " table is evenly distribution or not."
                                    + " The table chunks would use evenly calculation optimization when the data distribution is even,"
                                    + " and the query MySQL for splitting would happen when it is uneven."
                                    + " The distribution factor could be calculated by (MAX(id) - MIN(id) + 1) / rowCount.");

    @Experimental
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flink-cdc-connect/flink-cdc-source-connectors/flink-connector-mysql-cdc/src/main/java/org/apache/flink/cdc/connectors/mysql/source/config/MySqlSourceOptions.java [204:238]:
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    @Experimental
    public static final ConfigOption<Integer> CHUNK_META_GROUP_SIZE =
            ConfigOptions.key("chunk-meta.group.size")
                    .intType()
                    .defaultValue(1000)
                    .withDescription(
                            "The group size of chunk meta, if the meta size exceeds the group size, the meta will be divided into multiple groups.");

    @Experimental
    public static final ConfigOption<Double> CHUNK_KEY_EVEN_DISTRIBUTION_FACTOR_UPPER_BOUND =
            ConfigOptions.key("chunk-key.even-distribution.factor.upper-bound")
                    .doubleType()
                    .defaultValue(1000.0d)
                    .withFallbackKeys("split-key.even-distribution.factor.upper-bound")
                    .withDescription(
                            "The upper bound of chunk key distribution factor. The distribution factor is used to determine whether the"
                                    + " table is evenly distribution or not."
                                    + " The table chunks would use evenly calculation optimization when the data distribution is even,"
                                    + " and the query MySQL for splitting would happen when it is uneven."
                                    + " The distribution factor could be calculated by (MAX(id) - MIN(id) + 1) / rowCount.");

    @Experimental
    public static final ConfigOption<Double> CHUNK_KEY_EVEN_DISTRIBUTION_FACTOR_LOWER_BOUND =
            ConfigOptions.key("chunk-key.even-distribution.factor.lower-bound")
                    .doubleType()
                    .defaultValue(0.05d)
                    .withFallbackKeys("split-key.even-distribution.factor.lower-bound")
                    .withDescription(
                            "The lower bound of chunk key distribution factor. The distribution factor is used to determine whether the"
                                    + " table is evenly distribution or not."
                                    + " The table chunks would use evenly calculation optimization when the data distribution is even,"
                                    + " and the query MySQL for splitting would happen when it is uneven."
                                    + " The distribution factor could be calculated by (MAX(id) - MIN(id) + 1) / rowCount.");

    @Experimental
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