cloud-fan commented on code in PR #41749:
URL: https://github.com/apache/spark/pull/41749#discussion_r1244350726
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sql/core/src/main/scala/org/apache/spark/sql/execution/CacheManager.scala:
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@@ -366,14 +366,25 @@ class CacheManager extends Logging with
AdaptiveSparkPlanHelper {
fileIndex: FileIndex,
fs: FileSystem,
qualifiedPath: Path): Boolean = {
- val prefixToInvalidate = qualifiedPath.toString
val needToRefresh = fileIndex.rootPaths
- .map(_.makeQualified(fs.getUri, fs.getWorkingDirectory).toString)
- .exists(_.startsWith(prefixToInvalidate))
Review Comment:
If `col` gets updated, then we need to fresh all subdirectories of
`mytable/col=A`. I think this bug fix is correct that subdirectory is not
substring of the path string.
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