zzcclp commented on code in PR #5221:
URL: https://github.com/apache/incubator-gluten/pull/5221#discussion_r1549088356
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backends-clickhouse/src/main/scala/org/apache/spark/sql/execution/datasources/utils/MergeTreePartsPartitionsUtil.scala:
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@@ -55,6 +55,9 @@ object MergeTreePartsPartitionsUtil extends Logging {
}
val fileIndex = relation.location.asInstanceOf[TahoeFileIndex]
+ // when querying, use deltaLog.update(true) to get the staleness
acceptable snapshot
+ val latestCommitTimestamp = table.deltaLog.update(true).timestamp
Review Comment:
set `spark.databricks.delta.stalenessLimit` to non-zero, it will launch a
thread to update the snapshot:
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