object ExplainUtils extends AdaptiveSparkPlanHelper
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- def collect[B](p: SparkPlan)(pf: PartialFunction[SparkPlan, B]): Seq[B]
Returns a Seq containing the result of applying a partial function to all elements in this tree on which the function is defined.
Returns a Seq containing the result of applying a partial function to all elements in this tree on which the function is defined.
- Definition Classes
- AdaptiveSparkPlanHelper
- def collectFirst[B](p: SparkPlan)(pf: PartialFunction[SparkPlan, B]): Option[B]
Finds and returns the first SparkPlan of the tree for which the given partial function is defined (pre-order), and applies the partial function to it.
Finds and returns the first SparkPlan of the tree for which the given partial function is defined (pre-order), and applies the partial function to it.
- Definition Classes
- AdaptiveSparkPlanHelper
- def collectLeaves(p: SparkPlan): Seq[SparkPlan]
Returns a Seq containing the leaves in this tree.
Returns a Seq containing the leaves in this tree.
- Definition Classes
- AdaptiveSparkPlanHelper
- def collectWithSubqueries[B](p: SparkPlan)(f: PartialFunction[SparkPlan, B]): Seq[B]
Returns a sequence containing the result of applying a partial function to all elements in this plan, also considering all the plans in its (nested) subqueries
Returns a sequence containing the result of applying a partial function to all elements in this plan, also considering all the plans in its (nested) subqueries
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- AdaptiveSparkPlanHelper
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- def find(p: SparkPlan)(f: (SparkPlan) => Boolean): Option[SparkPlan]
Find the first SparkPlan that satisfies the condition specified by
f.Find the first SparkPlan that satisfies the condition specified by
f. The condition is recursively applied to this node and all of its children (pre-order).- Definition Classes
- AdaptiveSparkPlanHelper
- def flatMap[A](p: SparkPlan)(f: (SparkPlan) => TraversableOnce[A]): Seq[A]
Returns a Seq by applying a function to all nodes in this tree and using the elements of the resulting collections.
Returns a Seq by applying a function to all nodes in this tree and using the elements of the resulting collections.
- Definition Classes
- AdaptiveSparkPlanHelper
- def foreach(p: SparkPlan)(f: (SparkPlan) => Unit): Unit
Runs the given function on this node and then recursively on children.
Runs the given function on this node and then recursively on children.
- f
the function to be applied to each node in the tree.
- Definition Classes
- AdaptiveSparkPlanHelper
- def foreachUp(p: SparkPlan)(f: (SparkPlan) => Unit): Unit
Runs the given function recursively on children then on this node.
Runs the given function recursively on children then on this node.
- f
the function to be applied to each node in the tree.
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- AdaptiveSparkPlanHelper
- def generateFieldString(fieldName: String, values: Any): String
Generate detailed field string with different format based on type of input value
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- def getOpId(plan: QueryPlan[_]): String
Returns the operator identifier for the supplied plan by retrieving the
operationIdtag value. - def hashCode(): Int
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- def mapPlans[A](p: SparkPlan)(f: (SparkPlan) => A): Seq[A]
Returns a Seq containing the result of applying the given function to each node in this tree in a preorder traversal.
Returns a Seq containing the result of applying the given function to each node in this tree in a preorder traversal.
- f
the function to be applied.
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- AdaptiveSparkPlanHelper
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- def processPlan[T <: QueryPlan[T]](plan: T, append: (String) => Unit): Unit
Given a input physical plan, performs the following tasks.
Given a input physical plan, performs the following tasks.
- Generates the explain output for the input plan excluding the subquery plans. 2. Generates the explain output for each subquery referenced in the plan.
- def removeTags(plan: QueryPlan[_]): Unit
- def stripAQEPlan(p: SparkPlan): SparkPlan
Strip the executePlan of AdaptiveSparkPlanExec leaf node.
Strip the executePlan of AdaptiveSparkPlanExec leaf node.
- Definition Classes
- AdaptiveSparkPlanHelper
- def subqueriesAll(p: SparkPlan): Seq[SparkPlan]
Returns a sequence containing the subqueries in this plan, also including the (nested) subqueries in its children
Returns a sequence containing the subqueries in this plan, also including the (nested) subqueries in its children
- Definition Classes
- AdaptiveSparkPlanHelper
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