aokolnychyi commented on code in PR #9000:
URL: https://github.com/apache/iceberg/pull/9000#discussion_r1387199381
##########
core/src/test/java/org/apache/iceberg/TestRewriteManifests.java:
##########
@@ -1105,6 +1108,499 @@ public void testRewriteManifestsOnBranchUnsupported() {
"Cannot commit to branch someBranch:
org.apache.iceberg.BaseRewriteManifests does not support branch commits");
}
+ @Test
+ public void testRewriteDataManifestsPreservesDeletes() {
+ Assumptions.assumeThat(formatVersion).isGreaterThan(1);
+
+ Table table = load();
+
+ table.newAppend().appendFile(FILE_A).appendFile(FILE_B).commit();
+
+ Snapshot appendSnapshot = table.currentSnapshot();
+ Assertions.assertThat(appendSnapshot.dataManifests(table.io())).hasSize(1);
+
Assertions.assertThat(appendSnapshot.deleteManifests(table.io())).isEmpty();
+
+
table.newRowDelta().addDeletes(FILE_A_DELETES).addDeletes(FILE_A2_DELETES).commit();
+
+ Snapshot deleteSnapshot = table.currentSnapshot();
+ Assertions.assertThat(deleteSnapshot.dataManifests(table.io())).hasSize(1);
+
Assertions.assertThat(deleteSnapshot.deleteManifests(table.io())).hasSize(1);
+
+ table.rewriteManifests().clusterBy(file ->
file.path().toString()).commit();
Review Comment:
It is `ContentFile$path` that returns `CharSequence`. The idea of this
closure is to split manifest entries based on the content file path. This
ensures the original manifest with 2 entires is split into 2 new manifests. It
is not the path of the manifest.
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