Package org.apache.calcite.rex

Class RexUtil.SubQueryCollector

java.lang.Object

org.apache.calcite.rex.RexVisitorImpl<Void>

org.apache.calcite.rex.RexUtil.SubQueryCollector

All Implemented Interfaces:

RexVisitor<Void>

Enclosing class:

RexUtil

public static class RexUtil.SubQueryCollector
extends RexVisitorImpl<Void>

Visitor that collects all the top level SubQueries RexSubQuery in a projection list of a given Project.

Field Summary

Fields inherited from class org.apache.calcite.rex.RexVisitorImpl

deep

Method Summary

Modifier and Type	Method	Description
static List<RexSubQuery>	collect(Project project)
Void	visitSubQuery(RexSubQuery subQuery)

Methods inherited from class org.apache.calcite.rex.RexVisitorImpl

visitArrayAnd, visitArrayOr, visitCall, visitCorrelVariable, visitDynamicParam, visitFieldAccess, visitInputRef, visitLambda, visitLambdaRef, visitLiteral, visitLocalRef, visitOver, visitPatternFieldRef, visitRangeRef, visitTableInputRef

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.calcite.rex.RexVisitor

visitEach, visitList, visitList

Method Details

visitSubQuery

public Void visitSubQuery(RexSubQuery subQuery)

Specified by:

visitSubQuery in interface RexVisitor<Void>

Overrides:

visitSubQuery in class RexVisitorImpl<Void>

collect

public static List<RexSubQuery> collect(Project project)