MaxNevermind commented on code in PR #1335:
URL: https://github.com/apache/parquet-java/pull/1335#discussion_r1704883838
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parquet-hadoop/src/main/java/org/apache/parquet/hadoop/rewrite/RewriteOptions.java:
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@@ -245,6 +283,31 @@ public Builder(Configuration conf, List<Path> inputFiles,
Path outputFile) {
public Builder(ParquetConfiguration conf, List<InputFile> inputFiles,
OutputFile outputFile) {
this.conf = conf;
this.inputFiles = inputFiles;
+ this.inputFilesToJoin = new ArrayList<>();
+ this.outputFile = outputFile;
+ }
+
+ public Builder(Configuration conf, List<Path> inputFiles, List<Path>
inputFilesToJoin, Path outputFile) {
+ this.conf = new HadoopParquetConfiguration(conf);
+ this.inputFiles = new ArrayList<>(inputFiles.size());
+ for (Path inputFile : inputFiles) {
+ this.inputFiles.add(HadoopInputFile.fromPathUnchecked(inputFile,
conf));
+ }
+ this.inputFilesToJoin = new ArrayList<>(inputFilesToJoin.size());
+ for (Path inputFile : inputFilesToJoin) {
Review Comment:
You mean over-writing existing column and joining a new column? If so, yes.
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