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[VL] Add Spark randstr function mapping for Velox backend #11607

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Merged
yaooqinn merged 1 commit into from
Feb 27, 2026
Merged

[VL] Add Spark randstr function mapping for Velox backend #11607

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7 changes: 7 additions & 0 deletions backends-velox/src/test/scala/org/apache/gluten/functions/MathFunctionsValidateSuite.scala
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Expand Up @@ -302,6 +302,13 @@ abstract class MathFunctionsValidateSuite extends FunctionsValidateSuite {
}
}

testWithMinSparkVersion("randstr", "4.0") {
// randstr generates random strings, so we only verify native execution, not result equality.
runQueryAndCompare("SELECT randstr(5, 0) from lineitem limit 100", compareResult = false) {
checkGlutenPlan[ProjectExecTransformer]
}
}

test("rint") {
withTempPath {
path =>
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1 change: 1 addition & 0 deletions shims/common/src/main/scala/org/apache/gluten/expression/ExpressionNames.scala
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Expand Up @@ -194,6 +194,7 @@ object ExpressionNames {
final val REMAINDER = "modulus"
final val FACTORIAL = "factorial"
final val RAND = "rand"
final val RANDSTR = "randstr"
final val RINT = "rint"
final val RIGHT = "right"

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3 changes: 2 additions & 1 deletion shims/spark40/src/main/scala/org/apache/gluten/sql/shims/spark40/Spark40Shims.scala
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Expand Up @@ -98,7 +98,8 @@ class Spark40Shims extends SparkShims {
Sig[UrlEncode](ExpressionNames.URL_ENCODE),
Sig[KnownNotContainsNull](ExpressionNames.KNOWN_NOT_CONTAINS_NULL),
Sig[UrlDecode](ExpressionNames.URL_DECODE),
Sig[ToPrettyString](ExpressionNames.TO_PRETTY_STRING)
Sig[ToPrettyString](ExpressionNames.TO_PRETTY_STRING),
Sig[RandStr](ExpressionNames.RANDSTR)
)
}

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3 changes: 2 additions & 1 deletion shims/spark41/src/main/scala/org/apache/gluten/sql/shims/spark41/Spark41Shims.scala
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Expand Up @@ -97,7 +97,8 @@ class Spark41Shims extends SparkShims {
Sig[UrlEncode](ExpressionNames.URL_ENCODE),
Sig[KnownNotContainsNull](ExpressionNames.KNOWN_NOT_CONTAINS_NULL),
Sig[UrlDecode](ExpressionNames.URL_DECODE),
Sig[ToPrettyString](ExpressionNames.TO_PRETTY_STRING)
Sig[ToPrettyString](ExpressionNames.TO_PRETTY_STRING),
Sig[RandStr](ExpressionNames.RANDSTR)
)
}

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