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[SPARK-24850][SQL] fix str representation of CachedRDDBuilder #21805

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onursatici wants to merge 6 commits into from
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[SPARK-24850][SQL] fix str representation of CachedRDDBuilder #21805

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2a49fe4
fix str representation of CachedRDDBuilder
onursatici Jul 18, 2018
9ccfc4e
test
onursatici Jul 19, 2018
cf2eae2
Merge remote-tracking branch 'origin/master' into os/inmemoryrelation…
onursatici Jul 20, 2018
45685e4
Merge remote-tracking branch 'origin/master' into os/inmemoryrelation…
onursatici Jul 23, 2018
de3f63e
preserve 2.3 behaviour, remove useCompression and batchSize
onursatici Jul 23, 2018
2a21c80
address comments
onursatici Jul 23, 2018
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5 changes: 4 additions & 1 deletion sql/core/src/main/scala/org/apache/spark/sql/execution/columnar/InMemoryRelation.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,7 @@ import org.apache.spark.sql.catalyst.plans.logical
import org.apache.spark.sql.catalyst.plans.logical.{HintInfo, LogicalPlan, Statistics}
import org.apache.spark.sql.execution.SparkPlan
import org.apache.spark.storage.StorageLevel
import org.apache.spark.util.LongAccumulator
import org.apache.spark.util.{LongAccumulator, Utils}


/**
Expand Down Expand Up @@ -207,4 +207,7 @@ case class InMemoryRelation(
}

override protected def otherCopyArgs: Seq[AnyRef] = Seq(statsOfPlanToCache)

override def simpleString: String =
s"InMemoryRelation [${Utils.truncatedString(output, ", ")}], ${cacheBuilder.storageLevel}"
}
11 changes: 11 additions & 0 deletions sql/core/src/test/scala/org/apache/spark/sql/DatasetCacheSuite.scala
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Expand Up @@ -206,4 +206,15 @@ class DatasetCacheSuite extends QueryTest with SharedSQLContext with TimeLimits
// first time use, load cache
checkDataset(df5, Row(10))
}

test("SPARK-24850 InMemoryRelation string representation does not include cached plan") {
val df = Seq(1).toDF("a").cache()
val outputStream = new java.io.ByteArrayOutputStream()
Console.withOut(outputStream) {
df.explain(false)
}
assert(outputStream.toString.replaceAll("#\\d+", "#x").contains(
"InMemoryRelation [a#x], StorageLevel(disk, memory, deserialized, 1 replicas)"
))
}
}