[GitHub] [iceberg] jackye1995 commented on a change in pull request #3292: Spark: Compact Medium Size Files (#460)

[GitBox <gi...@apache.org>]

jackye1995 commented on a change in pull request #3292:
URL: https://github.com/apache/iceberg/pull/3292#discussion_r762204845



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File path: spark/v3.2/spark/src/main/java/org/apache/iceberg/spark/actions/Spark3BinPackStrategy.java
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@@ -64,6 +64,7 @@ public Table table() {
       Dataset<Row> scanDF = cloneSession.read().format("iceberg")
           .option(SparkReadOptions.FILE_SCAN_TASK_SET_ID, groupID)
           .option(SparkReadOptions.SPLIT_SIZE, splitSize(inputFileSize(filesToRewrite)))
+          .option(SparkReadOptions.LOOKBACK, 10)

Review comment:
       is this needed? 10 is already the default
   
   




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