yabola commented on code in PR #39950:
URL: https://github.com/apache/spark/pull/39950#discussion_r1155105787
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sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetFileFormat.scala:
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@@ -205,11 +205,22 @@ class ParquetFileFormat
val sharedConf = broadcastedHadoopConf.value.value
- lazy val footerFileMetaData =
- ParquetFooterReader.readFooter(sharedConf, filePath,
SKIP_ROW_GROUPS).getFileMetaData
+ val fileFooter = if (enableVectorizedReader) {
+ // This can avoid reading the footer twice(currently only optimize for
vectorized read).
Review Comment:
I updated comments, thank you
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