@Override
    public void open() {
        if (metricOption != null) {
            sourceExactlyMetric = new SourceExactlyMetric(metricOption);
        }
    }
Returns a builder to build {@link RowDataDebeziumDeserializeSchema}.
inlong-sort/sort-flink/sort-flink-v1.15/sort-connectors/sqlserver-cdc/src/main/java/org/apache/inlong/sort/sqlserver/RowDataDebeziumDeserializeSchema.java