[GitHub] [iceberg] rdblue commented on a change in pull request #3945: Core: Use changed partition to validate file confilct

[GitBox <gi...@apache.org>]

rdblue commented on a change in pull request #3945:
URL: https://github.com/apache/iceberg/pull/3945#discussion_r790314185



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File path: core/src/main/java/org/apache/iceberg/PartitionData.java
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@@ -191,8 +191,10 @@ public boolean equals(Object o) {
   @Override
   public int hashCode() {
     Hasher hasher = Hashing.goodFastHash(32).newHasher();
-    Stream.of(data).map(Objects::hashCode).forEach(hasher::putInt);
-    partitionType.fields().stream().map(Objects::hashCode).forEach(hasher::putInt);
+    if (size > 0) {

Review comment:
       What about returning a static value early rather than creating a hasher and not adding data to it?




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