stevenzwu commented on code in PR #10200:
URL: https://github.com/apache/iceberg/pull/10200#discussion_r1585251498
##########
data/src/test/java/org/apache/iceberg/io/TestTaskEqualityDeltaWriter.java:
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@@ -409,6 +421,55 @@ public void testUpsertDataWithFullRowSchema() throws
IOException {
.isEqualTo(ImmutableList.of(posRecord.copy("file_path",
dataFile.path(), "pos", 0L)));
}
+ @TestTemplate
+ public void testDeleteFileGranularity() throws IOException {
+ withGranularity(DeleteGranularity.FILE);
+ }
+
+ @TestTemplate
+ public void testDeletePartitionGranularity() throws IOException {
+ withGranularity(DeleteGranularity.PARTITION);
+ }
+
+ private void withGranularity(DeleteGranularity granularity) throws
IOException {
+ List<Integer> eqDeleteFieldIds = Lists.newArrayList(idFieldId,
dataFieldId);
+ Schema eqDeleteRowSchema = table.schema();
+
+ GenericTaskDeltaWriter deltaWriter =
+ createTaskWriter(eqDeleteFieldIds, eqDeleteRowSchema, granularity);
+
+ Map<Integer, Record> expected = Maps.newHashMapWithExpectedSize(2000);
+ // Create enough records, so we have multiple files
+ for (int i = 0; i < 2000; ++i) {
+ Record record = createRecord(i, "aaa" + i);
Review Comment:
this still doesn't result in position deletes.
first round - `i % 5 == 0`
second round - `i * 10 + 1`
there is no overlap. both produces equality deletes? position deletes is
only generated when the key is deleted multiple times in the same write session.
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