szehon-ho commented on code in PR #6365:
URL: https://github.com/apache/iceberg/pull/6365#discussion_r1083250975
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core/src/test/java/org/apache/iceberg/TestMetadataTableScans.java:
##########
@@ -1040,4 +1047,195 @@ public void testAllManifestsTableSnapshotNot() {
expectedManifestListPaths(table.snapshots(), 1L, 3L, 4L),
actualManifestListPaths(manifestsTableScan));
}
+
+ @Test
+ public void testPositionDeletesWithFilter() {
+ Assume.assumeTrue("Position deletes supported only for v2 tables",
formatVersion == 2);
+ preparePartitionedTable();
+
+ PositionDeletesTable positionDeletesTable = new
PositionDeletesTable(table);
+
+ Expression expression =
+ Expressions.and(
+ Expressions.equal("partition.data_bucket", 1),
Expressions.greaterThan("pos", 0));
+ BatchScan scan = positionDeletesTable.newBatchScan().filter(expression);
+
assertThat(scan).isExactlyInstanceOf(PositionDeletesTable.PositionDeletesBatchScan.class);
+
+ List<ScanTask> tasks = Lists.newArrayList(scan.planFiles());
+
+ Assert.assertEquals(
Review Comment:
Added new tests for ScanMetrics. These cover number of manifests skipped
and read. Somejhow the existing ManifestReader code we invoke does not update
metrics about number of deleteFiles skipped and read (at least in the code
path we use):
https://github.com/apache/iceberg/blob/master/core/src/main/java/org/apache/iceberg/ManifestReader.java#L228
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