stevenzwu commented on a change in pull request #4117:
URL: https://github.com/apache/iceberg/pull/4117#discussion_r808718115
##########
File path:
flink/v1.14/flink/src/test/java/org/apache/iceberg/flink/TestFlinkTableSink.java
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@@ -277,15 +277,15 @@ public void testHashDistributeMode() throws Exception {
));
// Sometimes we will have more than one checkpoint if we pass the auto
checkpoint interval,
- // thus producing multiple snapshots. Here we assert that each snapshot
has only 1 file per partition.
+ // thus producing multiple snapshots. Here we assert that each snapshot
has no more than 1 file per partition.
Map<Long, List<DataFile>> snapshotToDataFiles =
SimpleDataUtil.snapshotToDataFiles(table);
for (List<DataFile> dataFiles : snapshotToDataFiles.values()) {
- Assert.assertEquals("There should be 1 data file in partition 'aaa'",
1,
- SimpleDataUtil.matchingPartitions(dataFiles, table.spec(),
ImmutableMap.of("data", "aaa")).size());
- Assert.assertEquals("There should be 1 data file in partition 'bbb'",
1,
- SimpleDataUtil.matchingPartitions(dataFiles, table.spec(),
ImmutableMap.of("data", "bbb")).size());
- Assert.assertEquals("There should be 1 data file in partition 'ccc'",
1,
- SimpleDataUtil.matchingPartitions(dataFiles, table.spec(),
ImmutableMap.of("data", "ccc")).size());
+ Assert.assertTrue("There should be no more than 1 data file in
partition 'aaa'",
+ SimpleDataUtil.matchingPartitions(dataFiles, table.spec(),
ImmutableMap.of("data", "aaa")).size() < 2);
Review comment:
It is unclear to me how this change of assertion is related the
potential cause you described where 2 checkpoint cycles can be committed in one
shot. Then we can get 2 files for one partition. why would we get 0 file for a
partition?
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