case class IsNull(child: Expression, nodeLocation: Option[NodeLocation]) extends ConditionalExpression with UnaryExpression with Product with Serializable
Linear Supertypes
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- IsNull
- Serializable
- UnaryExpression
- ConditionalExpression
- Expression
- Product
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- TreeNode
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Visibility
- Public
- Protected
Instance Constructors
- new IsNull(child: Expression, nodeLocation: Option[NodeLocation])
Value Members
- final def !=(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- final def ##: Int
- Definition Classes
- AnyRef → Any
- final def ==(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- final def asInstanceOf[T0]: T0
- Definition Classes
- Any
- def attributeName: String
Column name without qualifier
Column name without qualifier
- Definition Classes
- Expression
- val child: Expression
- Definition Classes
- IsNull → UnaryExpression
- def children: Seq[Expression]
- Definition Classes
- UnaryExpression → TreeNode
- def clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.CloneNotSupportedException]) @native() @HotSpotIntrinsicCandidate()
- def collectExpressions(cond: PartialFunction[Expression, Boolean]): List[Expression]
- Definition Classes
- Expression
- def collectSubExpressions: List[Expression]
- Definition Classes
- Expression
- def copyInstance(newArgs: Seq[AnyRef]): IsNull.this.type
- Attributes
- protected
- Definition Classes
- Expression
- def dataType: DataType
- Definition Classes
- Expression
- def dataTypeName: String
- Definition Classes
- Expression
- final def eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- final def getClass(): Class[_ <: AnyRef]
- Definition Classes
- AnyRef → Any
- Annotations
- @native() @HotSpotIntrinsicCandidate()
- final def isInstanceOf[T0]: Boolean
- Definition Classes
- Any
- final def ne(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- val nodeLocation: Option[NodeLocation]
- final def notify(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native() @HotSpotIntrinsicCandidate()
- final def notifyAll(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native() @HotSpotIntrinsicCandidate()
- def productElementNames: Iterator[String]
- Definition Classes
- Product
- lazy val resolved: Boolean
- Definition Classes
- Expression
- def resolvedChildren: Boolean
- Definition Classes
- Expression
- def resolvedInputs: Boolean
- Definition Classes
- Expression
- def sqlExpr: String
- Definition Classes
- IsNull → Expression
- final def synchronized[T0](arg0: => T0): T0
- Definition Classes
- AnyRef
- def toString(): String
- Definition Classes
- IsNull → AnyRef → Any
- def transformExpression(rule: PartialFunction[Expression, Expression]): Expression
Recursively transform the expression in breadth-first order
Recursively transform the expression in breadth-first order
- Definition Classes
- Expression
- def transformPlan(rule: PartialFunction[LogicalPlan, LogicalPlan]): Expression
- Definition Classes
- Expression
- def transformUpExpression(rule: PartialFunction[Expression, Expression]): Expression
Recursively transform the expression in depth-first order
Recursively transform the expression in depth-first order
- Definition Classes
- Expression
- def traverseExpressions[U](rule: PartialFunction[Expression, U]): Unit
- Definition Classes
- Expression
- def traversePlan[U](rule: PartialFunction[LogicalPlan, U]): Unit
- Definition Classes
- Expression
- def traversePlanOnce[U](rule: PartialFunction[LogicalPlan, U]): Unit
- Definition Classes
- Expression
- def typeDescription: String
* Returns "(name):(type)" of this attribute
* Returns "(name):(type)" of this attribute
- Definition Classes
- Expression
- final def wait(arg0: Long, arg1: Int): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException]) @native()
- final def wait(): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
Deprecated Value Members
- def finalize(): Unit
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.Throwable]) @Deprecated @Deprecated
- Deprecated