sealed abstract class ScalExpr extends Serializable
Abstract base class for all scalar expressions
Linear Supertypes
Known Subclasses
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Abstract Value Members
- abstract def columns: Set[ColRefBase]
Columns used in this scalar expression
- abstract def isAggregate: Boolean
Is this an aggregate scalar expression?
- abstract def isColRef: Boolean
Is this expression a column reference?
- abstract def isConstant: Boolean
Is this expression a constant?
- abstract def isNestedAggregate: Boolean
Is this an aggregate scalar expression?
- abstract def replaceSub(replMap: Map[ScalExpr, ScalExpr]): ScalExpr
Replace all occurrences of subexpressions
- abstract def scalarCols: Set[ColRef]
Unaggregated columns in this expression
- abstract def seqAggregates: List[ScalExpr]
Sequence aggregates used in this scalar expression
Concrete Value Members
- final def !=(arg0: Any): Boolean
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- final def ##(): Int
- Definition Classes
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- final def ==(arg0: Any): Boolean
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- final def asInstanceOf[T0]: T0
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- def clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
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- Annotations
- @throws(classOf[java.lang.CloneNotSupportedException]) @native() @HotSpotIntrinsicCandidate()
- def colRefs: Set[ColRef]
Column refs used in this scalar expression
- def defaultAlias: String
Alias to be used when this expression appears in the SELECT clause
- final def eq(arg0: AnyRef): Boolean
- Definition Classes
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- def equals(arg0: AnyRef): Boolean
- Definition Classes
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- final def getClass(): Class[_ <: AnyRef]
- Definition Classes
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- Annotations
- @native() @HotSpotIntrinsicCandidate()
- def hashCode(): Int
- Definition Classes
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- Annotations
- @native() @HotSpotIntrinsicCandidate()
- final def isInstanceOf[T0]: Boolean
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- final def ne(arg0: AnyRef): Boolean
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- final def notify(): Unit
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- Annotations
- @native() @HotSpotIntrinsicCandidate()
- final def notifyAll(): Unit
- Definition Classes
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- Annotations
- @native() @HotSpotIntrinsicCandidate()
- def replace(replMap: Map[ScalExpr, ScalExpr]): ScalExpr
Replace this expression, or all occurrences of subexpressions
- def repr: String
String representation of this scalar expression
- final def synchronized[T0](arg0: => T0): T0
- Definition Classes
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- def toString(): String
- Definition Classes
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- final def wait(arg0: Long, arg1: Int): Unit
- Definition Classes
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- Annotations
- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long): Unit
- Definition Classes
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- Annotations
- @throws(classOf[java.lang.InterruptedException]) @native()
- final def wait(): Unit
- Definition Classes
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- Annotations
- @throws(classOf[java.lang.InterruptedException])