yihua commented on code in PR #13022:
URL: https://github.com/apache/hudi/pull/13022#discussion_r2014658308
##########
hudi-spark-datasource/hudi-spark/src/test/scala/org/apache/hudi/functional/TestSevenToEightUpgrade.scala:
##########
@@ -102,4 +110,179 @@ class TestSevenToEightUpgrade extends
RecordLevelIndexTestBase {
assertEquals(RecordMergeMode.EVENT_TIME_ORDERING.name,
metaClient.getTableConfig.getRecordMergeMode.name)
}
}
+
+ /**
+ * 1. Starts with current version (version 8) with both column stats and
record index enabled.
+ * 2. Performs initial commits, inline compaction, and cleaning (leaving
delete blocks).
+ * 3. Downgrades the table to version 6 and validates that metadata
compaction happened.
+ * 4. Upgrades back to version 8 and validates the record index.
+ * 5. Validates data as well after upgrade/downgrade.
+ */
+ @Test
+ def testUpgradeDowngradeWithMultipleMetadataPartitionsDeleteBlocks(): Unit =
{
Review Comment:
Could you report the time to run the new tests?
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