ala commented on code in PR #37228:
URL: https://github.com/apache/spark/pull/37228#discussion_r941392004
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sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/FileFormat.scala:
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@@ -220,10 +235,24 @@ object FileFormat {
// the modificationTime from the file is in millisecond,
// while internally, the TimestampType `file_modification_time` is
stored in microsecond
row.update(i, fileModificationTime * 1000L)
+ case ROW_INDEX =>
+ // Reserve the spot in the row for a LongType value. The metadata
fields that have
+ // identical values for each row of the file are set by this
function, while fields that
+ // have different values (such as row index) are set separately.
+ row.update(i, -1L)
Review Comment:
Uh, I forgot to remove it. We should never hit this case.
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