aokolnychyi commented on code in PR #9000:
URL: https://github.com/apache/iceberg/pull/9000#discussion_r1387249948
##########
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();
+
+ Snapshot rewriteSnapshot = table.currentSnapshot();
+
+ validateSummary(rewriteSnapshot, 1, 1, 2, 2);
+
+ List<ManifestFile> dataManifests = sortedDataManifests(table.io(),
rewriteSnapshot);
+ Assertions.assertThat(dataManifests).hasSize(2);
+ validateManifest(
+ dataManifests.get(0),
+ dataSeqs(appendSnapshot.sequenceNumber(),
appendSnapshot.sequenceNumber()),
Review Comment:
Updated.
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