ExecSubqueryExpression Contract — Catalyst Expressions with SubqueryExec Physical Operators

ExecSubqueryExpression is the contract for Catalyst expressions that contain a physical plan with SubqueryExec physical operator (i.e. PlanExpression[SubqueryExec]).

package org.apache.spark.sql.execution

abstract class ExecSubqueryExpression extends PlanExpression[SubqueryExec] {
  def updateResult(): Unit
Table 1. ExecSubqueryExpression Contract
Method Description


Used exclusively when a physical operator is requested to waitForSubqueries (when executed as part of Physical Operator Execution Pipeline).

Table 2. ExecSubqueryExpressions
ExecSubqueryExpression Description



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