zhztheplayer commented on code in PR #11225:
URL:
https://github.com/apache/incubator-gluten/pull/11225#discussion_r2576624736
##########
backends-velox/src/main/scala/org/apache/gluten/utils/ParquetMetadataUtils.scala:
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@@ -119,18 +134,35 @@ object ParquetMetadataUtils {
* Parquet metadata. In this case, the Parquet scan should fall back to
vanilla Spark since Velox
* doesn't yet support Spark legacy datetime.
*/
- private def isTimezoneFoundInMetadata(
+ private def isUnsupportedMetadata(
fileStatus: LocatedFileStatus,
conf: Configuration,
- parquetOptions: ParquetOptions): Boolean = {
- val footerFileMetaData =
+ parquetOptions: ParquetOptions): Option[String] = {
+ val footer =
try {
- ParquetFooterReader.readFooter(conf, fileStatus,
SKIP_ROW_GROUPS).getFileMetaData
+ ParquetFooterReader.readFooter(conf, fileStatus,
ParquetMetadataConverter.NO_FILTER)
} catch {
case _: RuntimeException =>
// Ignored as it's could be a "Not a Parquet file" exception.
- return false
+ return None
+ }
+ val validationChecks = Seq(
+ validateCodec(footer),
+ isTimezoneFoundInMetadata(footer, parquetOptions)
Review Comment:
Actually `isParquetFileEncrypted` is also part of the metadata check. Can we
move union all the 3 checks together?
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