io.prestosql.sql.planner

Class GroupingOperationRewriter

java.lang.Object

io.prestosql.sql.planner.GroupingOperationRewriter

public final class GroupingOperationRewriter
extends Object

Method Summary

Modifier and Type	Method and Description
static Expression	rewriteGroupingOperation(GroupingOperation expression, List<Set<Integer>> groupingSets, Map<NodeRef<Expression>,FieldId> columnReferenceFields, Optional<Symbol> groupIdSymbol)

Methods inherited from class java.lang.Object

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

Method Detail

rewriteGroupingOperation

public static Expression rewriteGroupingOperation(GroupingOperation expression,
                                                  List<Set<Integer>> groupingSets,
                                                  Map<NodeRef<Expression>,FieldId> columnReferenceFields,
                                                  Optional<Symbol> groupIdSymbol)