public java.util.List<PartitionKey> getPartitionKeys() {
        if (partitionKeys == null) {
            partitionKeys = new com.amazonaws.internal.SdkInternalList<PartitionKey>();
        }
        return partitionKeys;
    }
<p>
The partition keys for the event data store. To improve query performance and efficiency, CloudTrail Lake
organizes event data into partitions based on values derived from partition keys.
</p>

@return The partition keys for the event data store. To improve query performance and efficiency, CloudTrail Lake
        organizes event data into partitions based on values derived from partition keys.
aws-java-sdk-cloudtrail/src/main/java/com/amazonaws/services/cloudtrail/model/GetEventDataStoreResult.java