cetindogu opened a new issue, #3000:
URL: https://github.com/apache/parquet-java/issues/3000
### Describe the bug, including details regarding any error messages,
version, and platform.
java 21,
Apache Parquet Hadoop 1.14.1
windows 11
after successfully pass the try block, my inputs(.parquet files) are still
used by another process. so i can't delete the inputs (the parquet files)
java.nio.file.FileSystemException:
test\sample\dayhour-150-0-6a57c328-8610-46f8-bf7e-311f8605def0.parquet: This
process cannot access the file because the file is being used by another process
try (ParquetRewriter rewriter = new ParquetRewriter(rewriteOptions))
{
rewriter.processBlocks();
} catch (IOException e) {
logger.error("Cannot merge parquet files", e);
return Optional.empty();
}
if (config.isDeleteOriginalParquetsAfterMerge()) {
deleteMergedParquets(inputs);
}
private void deleteMergedParquets(List<String> inputs) {
for (String input : inputs) {
try {
Files.delete(Paths.get(input));
Files.delete(Paths.get(input +
ParquetMappingsWriter.MAPPINGS_SUFFIX));
logger.info("Deleting {} and its mapping file since this
file is merged with another one", input);
} catch (IOException e) {
logger.error("Cannot remove files for {}", input, e);
}
}
}
### Component(s)
_No response_
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