JoinOnEq

wvlet.airframe.sql.model.Expression$.JoinOnEq
case class JoinOnEq(keys: Seq[Expression], nodeLocation: Option[NodeLocation]) extends JoinCriteria with LeafExpression

Join condition used only when join keys are resolved

Attributes

Graph
Supertypes
trait Serializable
trait Product
trait Equals
class Object
trait Matchable
class Any

Members list

Concise view

Value members

Concrete methods

override def children: Seq[Expression]

Attributes

Definition Classes
override def toString: String

Returns a string representation of the object.

Returns a string representation of the object.

The default representation is platform dependent.

Attributes

Returns:

a string representation of the object.

Definition Classes
Any

Inherited methods

def attributeName: String

Column name without qualifier

Column name without qualifier

Attributes

Inherited from:
Expression
def collectExpressions(cond: PartialFunction[Expression, Boolean]): List[Expression]

Attributes

Inherited from:
Expression

Attributes

Inherited from:
Expression

Attributes

Inherited from:
Expression
def dataTypeName: String

Attributes

Inherited from:
Expression
def productElementNames: Iterator[String]

Attributes

Inherited from:
Product
def productIterator: Iterator[Any]

Attributes

Inherited from:
Product
def resolvedChildren: Boolean

Attributes

Inherited from:
Expression
def resolvedInputs: Boolean

Attributes

Inherited from:
Expression
def sqlExpr: String

Attributes

Inherited from:
Expression
def transformExpression(rule: PartialFunction[Expression, Expression]): Expression

Recursively transform the expression in breadth-first order

Recursively transform the expression in breadth-first order

Attributes

Inherited from:
Expression
def transformPlan(rule: PartialFunction[LogicalPlan, LogicalPlan]): Expression

Attributes

Inherited from:
Expression

Recursively transform the expression in depth-first order

Recursively transform the expression in depth-first order

Attributes

Inherited from:
Expression
def traverseExpressions[U](rule: PartialFunction[Expression, U]): Unit

Attributes

Inherited from:
Expression
def traversePlan[U](rule: PartialFunction[LogicalPlan, U]): Unit

Attributes

Inherited from:
Expression
def traversePlanOnce[U](rule: PartialFunction[LogicalPlan, U]): Unit

Attributes

Inherited from:
Expression
def typeDescription: String
  • Returns "(name):(type)" of this attribute

Attributes

Inherited from:
Expression

Inherited fields

lazy val resolved: Boolean

Attributes

Inherited from:
Expression