cloud-fan commented on code in PR #51046:
URL: https://github.com/apache/spark/pull/51046#discussion_r2375373642
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sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/SchemaPruningSuite.scala:
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@@ -668,6 +669,50 @@ abstract class SchemaPruningSuite
}
}
+ testSchemaPruning("SPARK-51831: Column pruning with exists Join") {
+ withTempPath { dir =>
+ spark.range(100)
+ .withColumn("col1", col("id") + 1)
+ .withColumn("col2", col("id") + 2)
+ .withColumn("col3", col("id") + 3)
+ .withColumn("col4", col("id") + 4)
+ .withColumn("col5", col("id") + 5)
+ .withColumn("col6", col("id") + 6)
+ .withColumn("col7", col("id") + 7)
+ .withColumn("col8", col("id") + 8)
+ .withColumn("col9", col("id") + 9)
Review Comment:
hmm do we need so many columns to demonstrate the issue?
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