trait AliasAwareQueryOutputOrdering[T <: QueryPlan[T]] extends AliasAwareOutputExpression
A trait that handles aliases in the orderingExpressions to produce outputOrdering that
satisfies ordering requirements.
- Self Type
- AliasAwareQueryOutputOrdering[T] with QueryPlan[T]
- Alphabetic
- By Inheritance
- AliasAwareQueryOutputOrdering
- AliasAwareOutputExpression
- SQLConfHelper
- AnyRef
- Any
- Hide All
- Show All
- Public
- Protected
Abstract Value Members
- abstract def orderingExpressions: Seq[SortOrder]
- Attributes
- protected
- abstract def outputExpressions: Seq[NamedExpression]
- Attributes
- protected
- Definition Classes
- AliasAwareOutputExpression
Concrete 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
- val aliasCandidateLimit: Int
- Attributes
- protected
- Definition Classes
- AliasAwareOutputExpression
- final def asInstanceOf[T0]: T0
- Definition Classes
- Any
- def clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.CloneNotSupportedException]) @native()
- def conf: SQLConf
The active config object within the current scope.
The active config object within the current scope. See SQLConf.get for more information.
- Definition Classes
- SQLConfHelper
- final def eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- def equals(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef → Any
- def finalize(): Unit
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.Throwable])
- final def getClass(): Class[_ <: AnyRef]
- Definition Classes
- AnyRef → Any
- Annotations
- @native()
- def hasAlias: Boolean
- Attributes
- protected
- Definition Classes
- AliasAwareOutputExpression
- def hashCode(): Int
- Definition Classes
- AnyRef → Any
- Annotations
- @native()
- final def isInstanceOf[T0]: Boolean
- Definition Classes
- Any
- final def ne(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- final def notify(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native()
- final def notifyAll(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native()
- final def outputOrdering: Seq[SortOrder]
- def projectExpression(expr: Expression): Stream[Expression]
Return a stream of expressions in which the original expression is projected with
aliasMap.Return a stream of expressions in which the original expression is projected with
aliasMap.- Attributes
- protected
- Definition Classes
- AliasAwareOutputExpression
- def strip(expr: Expression): Expression
This method can be used to strip expression which does not affect the result, for example: strip the expression which is ordering agnostic for output ordering.
This method can be used to strip expression which does not affect the result, for example: strip the expression which is ordering agnostic for output ordering.
- Attributes
- protected
- Definition Classes
- AliasAwareQueryOutputOrdering → AliasAwareOutputExpression
- final def synchronized[T0](arg0: => T0): T0
- Definition Classes
- AnyRef
- def toString(): String
- Definition Classes
- AnyRef → Any
- final def wait(): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
- 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()