danny0405 commented on code in PR #10980:
URL: https://github.com/apache/hudi/pull/10980#discussion_r1557137910
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hudi-client/hudi-client-common/src/main/java/org/apache/hudi/io/HoodieMergeHandle.java:
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@@ -147,6 +149,13 @@ public HoodieMergeHandle(HoodieWriteConfig config, String
instantTime, HoodieTab
this.preserveMetadata = true;
init(fileId, this.partitionPath, dataFileToBeMerged);
validateAndSetAndKeyGenProps(keyGeneratorOpt, config.populateMetaFields());
+ // The compactor avoids heavy rewriting when copy the old record from old
base file into new base file
Review Comment:
`The compactor avoids heavy rewriting when copy the old record from old base
file into new base file` ->
`The compactor avoids costly rewriting while copying the old record from the
old base file into a new one`
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