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[SPARK-43744][CONNECT] Fix class loading problem caused by stub user classes not found on the server classpath #42069

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zhenlineo wants to merge 5 commits into from
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[SPARK-43744][CONNECT] Fix class loading problem caused by stub user classes not found on the server classpath #42069

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33d8961
Reproduce the error with classNotFound with SparkResult
zhenlineo Jun 15, 2023
98ec68c
Fix executor class loader
zhenlineo Jul 6, 2023
79f716d
Fix
zhenlineo Jul 19, 2023
31adf15
Fix after review
zhenlineo Jul 25, 2023
0290c58
Make the tests runnable for sbt too
zhenlineo Jul 26, 2023
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Reproduce the error with classNotFound with SparkResult
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@zhenlineo
zhenlineo committed Jul 25, 2023
commit 33d896138b87b2069d4452a78305db7289f3a596
16 changes: 16 additions & 0 deletions connector/connect/client/jvm/src/test/scala/org/apache/spark/sql/SparkSessionE2ESuite.scala
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Expand Up @@ -25,6 +25,7 @@ import org.scalatest.concurrent.Eventually._

import org.apache.spark.SparkException
import org.apache.spark.sql.connect.client.util.RemoteSparkSession
import org.apache.spark.sql.types.{StringType, StructField, StructType}
import org.apache.spark.util.ThreadUtils

/**
Expand Down Expand Up @@ -247,4 +248,19 @@ class SparkSessionE2ESuite extends RemoteSparkSession {
}
assert(e.getMessage contains "OPERATION_CANCELED")
}

test("spark result schema") {
val df = spark.sql("select val from (values ('Hello'), ('World')) as t(val)")
// val result = df.collectResult()
// try {
// val schema = result.schema
// assert(schema == StructType(StructField("val", StringType, nullable = false) :: Nil))
// } finally {
// result.close()
// }
df.withResult { result =>
val schema = result.schema
assert(schema == StructType(StructField("val", StringType, nullable = false) :: Nil))
}
}
}