[
https://issues.apache.org/jira/browse/PARQUET-1317?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16499894#comment-16499894
]
ASF GitHub Bot commented on PARQUET-1317:
-----------------------------------------
wangyum commented on issue #489: PARQUET-1317: Fix ParquetMetadataConverter
throw NPE
URL: https://github.com/apache/parquet-mr/pull/489#issuecomment-394276044
cc @nandorKollar
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
us...@infra.apache.org
> ParquetMetadataConverter throw NPE
> ----------------------------------
>
> Key: PARQUET-1317
> URL: https://issues.apache.org/jira/browse/PARQUET-1317
> Project: Parquet
> Issue Type: Bug
> Affects Versions: 1.10.1
> Reporter: Yuming Wang
> Assignee: Yuming Wang
> Priority: Major
>
> How to reproduce:
> {code:scala}
> $ bin/spark-shell
> scala> spark.range(10).selectExpr("cast(id as string) as
> id").coalesce(1).write.parquet("/tmp/parquet-1317")
> scala>
> java -jar ./parquet-tools/target/parquet-tools-1.10.1-SNAPSHOT.jar head
> --debug
> file:///tmp/parquet-1317/part-00000-6cfafbdd-fdeb-4861-8499-8583852ba437-c000.snappy.parquet
> {code}
> {noformat}
> java.io.IOException: Could not read footer: java.lang.NullPointerException
> at
> org.apache.parquet.hadoop.ParquetFileReader.readAllFootersInParallel(ParquetFileReader.java:271)
> at
> org.apache.parquet.hadoop.ParquetFileReader.readAllFootersInParallelUsingSummaryFiles(ParquetFileReader.java:202)
> at
> org.apache.parquet.hadoop.ParquetFileReader.readFooters(ParquetFileReader.java:354)
> at
> org.apache.parquet.tools.command.RowCountCommand.execute(RowCountCommand.java:88)
> at org.apache.parquet.tools.Main.main(Main.java:223)
> Caused by: java.lang.NullPointerException
> at
> org.apache.parquet.format.converter.ParquetMetadataConverter.getOriginalType(ParquetMetadataConverter.java:828)
> at
> org.apache.parquet.format.converter.ParquetMetadataConverter.buildChildren(ParquetMetadataConverter.java:1173)
> at
> org.apache.parquet.format.converter.ParquetMetadataConverter.fromParquetSchema(ParquetMetadataConverter.java:1124)
> at
> org.apache.parquet.format.converter.ParquetMetadataConverter.fromParquetMetadata(ParquetMetadataConverter.java:1058)
> at
> org.apache.parquet.format.converter.ParquetMetadataConverter.readParquetMetadata(ParquetMetadataConverter.java:1052)
> at
> org.apache.parquet.hadoop.ParquetFileReader.readFooter(ParquetFileReader.java:532)
> at
> org.apache.parquet.hadoop.ParquetFileReader.readFooter(ParquetFileReader.java:505)
> at
> org.apache.parquet.hadoop.ParquetFileReader.readFooter(ParquetFileReader.java:499)
> at
> org.apache.parquet.hadoop.ParquetFileReader.readFooter(ParquetFileReader.java:476)
> at
> org.apache.parquet.hadoop.ParquetFileReader$2.call(ParquetFileReader.java:261)
> at
> org.apache.parquet.hadoop.ParquetFileReader$2.call(ParquetFileReader.java:257)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> java.io.IOException: Could not read footer:
> java.lang.NullPointerException{noformat}
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)
