private void setSeriesPartitionExecutor() {
    this.executor =
        SeriesPartitionExecutor.getSeriesPartitionExecutor(
            CONF.getSeriesPartitionExecutorClass(), CONF.getSeriesSlotNum());
  }
Construct SeriesPartitionExecutor by iotdb-confignode{@literal .}properties.
iotdb-core/confignode/src/main/java/org/apache/iotdb/confignode/manager/partition/PartitionManager.java