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[SPARK-25044][SQL][followup] add back UserDefinedFunction.inputTypes #22319

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[SPARK-25044][SQL][followup] add back UserDefinedFunction.inputTypes #22319

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e9c6fbc
add back UserDefinedFunction.inputTypes
cloud-fan Sep 3, 2018
5acb1df
add back unapply
cloud-fan Sep 3, 2018
2245395
fix
cloud-fan Sep 3, 2018
01a51ca
fix
cloud-fan Sep 3, 2018
c77db87
another fix
cloud-fan Sep 3, 2018
d290fec
fix apply conflict
cloud-fan Sep 3, 2018
4791240
fix a mistake
cloud-fan Sep 4, 2018
2b2c894
revert mima
cloud-fan Sep 4, 2018
9e060a4
another fix
cloud-fan Sep 5, 2018
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26 changes: 23 additions & 3 deletions sql/core/src/main/scala/org/apache/spark/sql/expressions/UserDefinedFunction.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -41,12 +41,16 @@ import org.apache.spark.sql.types.DataType
case class UserDefinedFunction protected[sql] (
f: AnyRef,
dataType: DataType,
inputTypes: Option[Seq[ScalaReflection.Schema]]) {
inputTypes: Option[Seq[DataType]]) {
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+1. This is why we added _nameOption, _nullable and _deterministic in 2.3 release.

Please also remove the changes of MimaExcludes.scala made in #22259


private var _nameOption: Option[String] = None
private var _nullable: Boolean = true
private var _deterministic: Boolean = true

// This is a `var` instead of in the constructor for backward compatibility of this case class.
// TODO: revisit this case class in Spark 3.0, and narrow down the public surface.
private var nullableTypes: Option[Seq[Boolean]] = None

/**
* Returns true when the UDF can return a nullable value.
*
Expand All @@ -69,15 +73,19 @@ case class UserDefinedFunction protected[sql] (
*/
@scala.annotation.varargs
def apply(exprs: Column*): Column = {
if (inputTypes.isDefined && nullableTypes.isDefined) {
require(inputTypes.get.length == nullableTypes.get.length)
}

Column(ScalaUDF(
f,
dataType,
exprs.map(_.expr),
inputTypes.map(_.map(_.dataType)).getOrElse(Nil),
inputTypes.getOrElse(Nil),
udfName = _nameOption,
nullable = _nullable,
udfDeterministic = _deterministic,
nullableTypes = inputTypes.map(_.map(_.nullable)).getOrElse(Nil)))
nullableTypes = nullableTypes.getOrElse(Nil)))
}

private def copyAll(): UserDefinedFunction = {
Expand Down Expand Up @@ -129,3 +137,15 @@ case class UserDefinedFunction protected[sql] (
}
}
}

private[sql] object UserDefinedFunction {

def apply(
f: AnyRef,
dataType: DataType,
inputSchemas: Option[Seq[ScalaReflection.Schema]]): UserDefinedFunction = {
val udf = new UserDefinedFunction(f, dataType, inputSchemas.map(_.map(_.dataType)))
udf.nullableTypes = inputSchemas.map(_.map(_.nullable))
udf
}
}
76 changes: 38 additions & 38 deletions sql/core/src/main/scala/org/apache/spark/sql/functions.scala
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -3819,7 +3819,7 @@ object functions {
(0 to 10).foreach { x =>
val types = (1 to x).foldRight("RT")((i, s) => {s"A$i, $s"})
val typeTags = (1 to x).map(i => s"A$i: TypeTag").foldLeft("RT: TypeTag")(_ + ", " + _)
val inputTypes = (1 to x).foldRight("Nil")((i, s) => {s"ScalaReflection.schemaFor(typeTag[A$i]) :: $s"})
val inputSchemas = (1 to x).foldRight("Nil")((i, s) => {s"ScalaReflection.schemaFor(typeTag[A$i]) :: $s"})
println(s"""
|/**
| * Defines a Scala closure of $x arguments as user-defined function (UDF).
Expand All @@ -3832,8 +3832,8 @@ object functions {
| */
|def udf[$typeTags](f: Function$x[$types]): UserDefinedFunction = {
| val ScalaReflection.Schema(dataType, nullable) = ScalaReflection.schemaFor[RT]
| val inputTypes = Try($inputTypes).toOption
| val udf = UserDefinedFunction(f, dataType, inputTypes)
| val inputSchemas = Try($inputTypes).toOption
| val udf = UserDefinedFunction(f, dataType, inputSchemas = inputSchemas)
| if (nullable) udf else udf.asNonNullable()
|}""".stripMargin)
}
Expand All @@ -3856,7 +3856,7 @@ object functions {
| */
|def udf(f: UDF$i[$extTypeArgs], returnType: DataType): UserDefinedFunction = {
| val func = f$anyCast.call($anyParams)
| UserDefinedFunction($funcCall, returnType, inputTypes = None)
| UserDefinedFunction($funcCall, returnType, inputSchemas = None)
|}""".stripMargin)
}

Expand All @@ -3877,8 +3877,8 @@ object functions {
*/
def udf[RT: TypeTag](f: Function0[RT]): UserDefinedFunction = {
val ScalaReflection.Schema(dataType, nullable) = ScalaReflection.schemaFor[RT]
val inputTypes = Try(Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputTypes)
val inputSchemas = Try(Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputSchemas = inputSchemas)
if (nullable) udf else udf.asNonNullable()
}

Expand All @@ -3893,8 +3893,8 @@ object functions {
*/
def udf[RT: TypeTag, A1: TypeTag](f: Function1[A1, RT]): UserDefinedFunction = {
val ScalaReflection.Schema(dataType, nullable) = ScalaReflection.schemaFor[RT]
val inputTypes = Try(ScalaReflection.schemaFor(typeTag[A1]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputTypes)
val inputSchemas = Try(ScalaReflection.schemaFor(typeTag[A1]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputSchemas = inputSchemas)
if (nullable) udf else udf.asNonNullable()
}

Expand All @@ -3909,8 +3909,8 @@ object functions {
*/
def udf[RT: TypeTag, A1: TypeTag, A2: TypeTag](f: Function2[A1, A2, RT]): UserDefinedFunction = {
val ScalaReflection.Schema(dataType, nullable) = ScalaReflection.schemaFor[RT]
val inputTypes = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputTypes)
val inputSchemas = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputSchemas = inputSchemas)
if (nullable) udf else udf.asNonNullable()
}

Expand All @@ -3925,8 +3925,8 @@ object functions {
*/
def udf[RT: TypeTag, A1: TypeTag, A2: TypeTag, A3: TypeTag](f: Function3[A1, A2, A3, RT]): UserDefinedFunction = {
val ScalaReflection.Schema(dataType, nullable) = ScalaReflection.schemaFor[RT]
val inputTypes = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputTypes)
val inputSchemas = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputSchemas = inputSchemas)
if (nullable) udf else udf.asNonNullable()
}

Expand All @@ -3941,8 +3941,8 @@ object functions {
*/
def udf[RT: TypeTag, A1: TypeTag, A2: TypeTag, A3: TypeTag, A4: TypeTag](f: Function4[A1, A2, A3, A4, RT]): UserDefinedFunction = {
val ScalaReflection.Schema(dataType, nullable) = ScalaReflection.schemaFor[RT]
val inputTypes = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputTypes)
val inputSchemas = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputSchemas = inputSchemas)
if (nullable) udf else udf.asNonNullable()
}

Expand All @@ -3957,8 +3957,8 @@ object functions {
*/
def udf[RT: TypeTag, A1: TypeTag, A2: TypeTag, A3: TypeTag, A4: TypeTag, A5: TypeTag](f: Function5[A1, A2, A3, A4, A5, RT]): UserDefinedFunction = {
val ScalaReflection.Schema(dataType, nullable) = ScalaReflection.schemaFor[RT]
val inputTypes = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: ScalaReflection.schemaFor(typeTag[A5]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputTypes)
val inputSchemas = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: ScalaReflection.schemaFor(typeTag[A5]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputSchemas = inputSchemas)
if (nullable) udf else udf.asNonNullable()
}

Expand All @@ -3973,8 +3973,8 @@ object functions {
*/
def udf[RT: TypeTag, A1: TypeTag, A2: TypeTag, A3: TypeTag, A4: TypeTag, A5: TypeTag, A6: TypeTag](f: Function6[A1, A2, A3, A4, A5, A6, RT]): UserDefinedFunction = {
val ScalaReflection.Schema(dataType, nullable) = ScalaReflection.schemaFor[RT]
val inputTypes = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: ScalaReflection.schemaFor(typeTag[A5]) :: ScalaReflection.schemaFor(typeTag[A6]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputTypes)
val inputSchemas = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: ScalaReflection.schemaFor(typeTag[A5]) :: ScalaReflection.schemaFor(typeTag[A6]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputSchemas = inputSchemas)
if (nullable) udf else udf.asNonNullable()
}

Expand All @@ -3989,8 +3989,8 @@ object functions {
*/
def udf[RT: TypeTag, A1: TypeTag, A2: TypeTag, A3: TypeTag, A4: TypeTag, A5: TypeTag, A6: TypeTag, A7: TypeTag](f: Function7[A1, A2, A3, A4, A5, A6, A7, RT]): UserDefinedFunction = {
val ScalaReflection.Schema(dataType, nullable) = ScalaReflection.schemaFor[RT]
val inputTypes = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: ScalaReflection.schemaFor(typeTag[A5]) :: ScalaReflection.schemaFor(typeTag[A6]) :: ScalaReflection.schemaFor(typeTag[A7]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputTypes)
val inputSchemas = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: ScalaReflection.schemaFor(typeTag[A5]) :: ScalaReflection.schemaFor(typeTag[A6]) :: ScalaReflection.schemaFor(typeTag[A7]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputSchemas = inputSchemas)
if (nullable) udf else udf.asNonNullable()
}

Expand All @@ -4005,8 +4005,8 @@ object functions {
*/
def udf[RT: TypeTag, A1: TypeTag, A2: TypeTag, A3: TypeTag, A4: TypeTag, A5: TypeTag, A6: TypeTag, A7: TypeTag, A8: TypeTag](f: Function8[A1, A2, A3, A4, A5, A6, A7, A8, RT]): UserDefinedFunction = {
val ScalaReflection.Schema(dataType, nullable) = ScalaReflection.schemaFor[RT]
val inputTypes = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: ScalaReflection.schemaFor(typeTag[A5]) :: ScalaReflection.schemaFor(typeTag[A6]) :: ScalaReflection.schemaFor(typeTag[A7]) :: ScalaReflection.schemaFor(typeTag[A8]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputTypes)
val inputSchemas = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: ScalaReflection.schemaFor(typeTag[A5]) :: ScalaReflection.schemaFor(typeTag[A6]) :: ScalaReflection.schemaFor(typeTag[A7]) :: ScalaReflection.schemaFor(typeTag[A8]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputSchemas = inputSchemas)
if (nullable) udf else udf.asNonNullable()
}

Expand All @@ -4021,8 +4021,8 @@ object functions {
*/
def udf[RT: TypeTag, A1: TypeTag, A2: TypeTag, A3: TypeTag, A4: TypeTag, A5: TypeTag, A6: TypeTag, A7: TypeTag, A8: TypeTag, A9: TypeTag](f: Function9[A1, A2, A3, A4, A5, A6, A7, A8, A9, RT]): UserDefinedFunction = {
val ScalaReflection.Schema(dataType, nullable) = ScalaReflection.schemaFor[RT]
val inputTypes = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: ScalaReflection.schemaFor(typeTag[A5]) :: ScalaReflection.schemaFor(typeTag[A6]) :: ScalaReflection.schemaFor(typeTag[A7]) :: ScalaReflection.schemaFor(typeTag[A8]) :: ScalaReflection.schemaFor(typeTag[A9]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputTypes)
val inputSchemas = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: ScalaReflection.schemaFor(typeTag[A5]) :: ScalaReflection.schemaFor(typeTag[A6]) :: ScalaReflection.schemaFor(typeTag[A7]) :: ScalaReflection.schemaFor(typeTag[A8]) :: ScalaReflection.schemaFor(typeTag[A9]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputSchemas = inputSchemas)
if (nullable) udf else udf.asNonNullable()
}

Expand All @@ -4037,8 +4037,8 @@ object functions {
*/
def udf[RT: TypeTag, A1: TypeTag, A2: TypeTag, A3: TypeTag, A4: TypeTag, A5: TypeTag, A6: TypeTag, A7: TypeTag, A8: TypeTag, A9: TypeTag, A10: TypeTag](f: Function10[A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, RT]): UserDefinedFunction = {
val ScalaReflection.Schema(dataType, nullable) = ScalaReflection.schemaFor[RT]
val inputTypes = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: ScalaReflection.schemaFor(typeTag[A5]) :: ScalaReflection.schemaFor(typeTag[A6]) :: ScalaReflection.schemaFor(typeTag[A7]) :: ScalaReflection.schemaFor(typeTag[A8]) :: ScalaReflection.schemaFor(typeTag[A9]) :: ScalaReflection.schemaFor(typeTag[A10]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputTypes)
val inputSchemas = Try(ScalaReflection.schemaFor(typeTag[A1]) :: ScalaReflection.schemaFor(typeTag[A2]) :: ScalaReflection.schemaFor(typeTag[A3]) :: ScalaReflection.schemaFor(typeTag[A4]) :: ScalaReflection.schemaFor(typeTag[A5]) :: ScalaReflection.schemaFor(typeTag[A6]) :: ScalaReflection.schemaFor(typeTag[A7]) :: ScalaReflection.schemaFor(typeTag[A8]) :: ScalaReflection.schemaFor(typeTag[A9]) :: ScalaReflection.schemaFor(typeTag[A10]) :: Nil).toOption
val udf = UserDefinedFunction(f, dataType, inputSchemas = inputSchemas)
if (nullable) udf else udf.asNonNullable()
}

Expand All @@ -4057,7 +4057,7 @@ object functions {
*/
def udf(f: UDF0[_], returnType: DataType): UserDefinedFunction = {
val func = f.asInstanceOf[UDF0[Any]].call()
UserDefinedFunction(() => func, returnType, inputTypes = None)
UserDefinedFunction(() => func, returnType, inputSchemas = None)
}

/**
Expand All @@ -4071,7 +4071,7 @@ object functions {
*/
def udf(f: UDF1[_, _], returnType: DataType): UserDefinedFunction = {
val func = f.asInstanceOf[UDF1[Any, Any]].call(_: Any)
UserDefinedFunction(func, returnType, inputTypes = None)
UserDefinedFunction(func, returnType, inputSchemas = None)
}

/**
Expand All @@ -4085,7 +4085,7 @@ object functions {
*/
def udf(f: UDF2[_, _, _], returnType: DataType): UserDefinedFunction = {
val func = f.asInstanceOf[UDF2[Any, Any, Any]].call(_: Any, _: Any)
UserDefinedFunction(func, returnType, inputTypes = None)
UserDefinedFunction(func, returnType, inputSchemas = None)
}

/**
Expand All @@ -4099,7 +4099,7 @@ object functions {
*/
def udf(f: UDF3[_, _, _, _], returnType: DataType): UserDefinedFunction = {
val func = f.asInstanceOf[UDF3[Any, Any, Any, Any]].call(_: Any, _: Any, _: Any)
UserDefinedFunction(func, returnType, inputTypes = None)
UserDefinedFunction(func, returnType, inputSchemas = None)
}

/**
Expand All @@ -4113,7 +4113,7 @@ object functions {
*/
def udf(f: UDF4[_, _, _, _, _], returnType: DataType): UserDefinedFunction = {
val func = f.asInstanceOf[UDF4[Any, Any, Any, Any, Any]].call(_: Any, _: Any, _: Any, _: Any)
UserDefinedFunction(func, returnType, inputTypes = None)
UserDefinedFunction(func, returnType, inputSchemas = None)
}

/**
Expand All @@ -4127,7 +4127,7 @@ object functions {
*/
def udf(f: UDF5[_, _, _, _, _, _], returnType: DataType): UserDefinedFunction = {
val func = f.asInstanceOf[UDF5[Any, Any, Any, Any, Any, Any]].call(_: Any, _: Any, _: Any, _: Any, _: Any)
UserDefinedFunction(func, returnType, inputTypes = None)
UserDefinedFunction(func, returnType, inputSchemas = None)
}

/**
Expand All @@ -4141,7 +4141,7 @@ object functions {
*/
def udf(f: UDF6[_, _, _, _, _, _, _], returnType: DataType): UserDefinedFunction = {
val func = f.asInstanceOf[UDF6[Any, Any, Any, Any, Any, Any, Any]].call(_: Any, _: Any, _: Any, _: Any, _: Any, _: Any)
UserDefinedFunction(func, returnType, inputTypes = None)
UserDefinedFunction(func, returnType, inputSchemas = None)
}

/**
Expand All @@ -4155,7 +4155,7 @@ object functions {
*/
def udf(f: UDF7[_, _, _, _, _, _, _, _], returnType: DataType): UserDefinedFunction = {
val func = f.asInstanceOf[UDF7[Any, Any, Any, Any, Any, Any, Any, Any]].call(_: Any, _: Any, _: Any, _: Any, _: Any, _: Any, _: Any)
UserDefinedFunction(func, returnType, inputTypes = None)
UserDefinedFunction(func, returnType, inputSchemas = None)
}

/**
Expand All @@ -4169,7 +4169,7 @@ object functions {
*/
def udf(f: UDF8[_, _, _, _, _, _, _, _, _], returnType: DataType): UserDefinedFunction = {
val func = f.asInstanceOf[UDF8[Any, Any, Any, Any, Any, Any, Any, Any, Any]].call(_: Any, _: Any, _: Any, _: Any, _: Any, _: Any, _: Any, _: Any)
UserDefinedFunction(func, returnType, inputTypes = None)
UserDefinedFunction(func, returnType, inputSchemas = None)
}

/**
Expand All @@ -4183,7 +4183,7 @@ object functions {
*/
def udf(f: UDF9[_, _, _, _, _, _, _, _, _, _], returnType: DataType): UserDefinedFunction = {
val func = f.asInstanceOf[UDF9[Any, Any, Any, Any, Any, Any, Any, Any, Any, Any]].call(_: Any, _: Any, _: Any, _: Any, _: Any, _: Any, _: Any, _: Any, _: Any)
UserDefinedFunction(func, returnType, inputTypes = None)
UserDefinedFunction(func, returnType, inputSchemas = None)
}

/**
Expand All @@ -4197,7 +4197,7 @@ object functions {
*/
def udf(f: UDF10[_, _, _, _, _, _, _, _, _, _, _], returnType: DataType): UserDefinedFunction = {
val func = f.asInstanceOf[UDF10[Any, Any, Any, Any, Any, Any, Any, Any, Any, Any, Any]].call(_: Any, _: Any, _: Any, _: Any, _: Any, _: Any, _: Any, _: Any, _: Any, _: Any)
UserDefinedFunction(func, returnType, inputTypes = None)
UserDefinedFunction(func, returnType, inputSchemas = None)
}

// scalastyle:on parameter.number
Expand All @@ -4216,7 +4216,7 @@ object functions {
* @since 2.0.0
*/
def udf(f: AnyRef, dataType: DataType): UserDefinedFunction = {
UserDefinedFunction(f, dataType, None)
UserDefinedFunction(f, dataType, inputSchemas = None)
}

/**
Expand Down