org.apache.calcite.sql.validate

Class AggregatingSelectScope.Resolved

java.lang.Object

org.apache.calcite.sql.validate.AggregatingSelectScope.Resolved

Enclosing class:

AggregatingSelectScope

public class AggregatingSelectScope.Resolved
extends Object

Information about an aggregating scope that can only be determined after validation has occurred. Therefore it cannot be populated when the scope is created.

Field Summary

Fields

Modifier and Type	Field and Description
com.google.common.collect.ImmutableList<SqlNode>	extraExprList
com.google.common.collect.ImmutableList<SqlNode>	groupExprList
Map<Integer,Integer>	groupExprProjection
ImmutableBitSet	groupSet
com.google.common.collect.ImmutableList<ImmutableBitSet>	groupSets

Constructor Summary

Constructors

Constructor and Description
Resolved(List<SqlNode> extraExprList, List<SqlNode> groupExprList, Iterable<ImmutableBitSet> groupSets, Map<Integer,Integer> groupExprProjection)

Method Summary

Modifier and Type	Method and Description
boolean	isGroupingExpr(SqlNode operand) Returns whether a given expression is equal to one of the grouping expressions.
boolean	isNullable(int i) Returns whether a field should be nullable due to grouping sets.
int	lookupGroupingExpr(SqlNode operand)

Methods inherited from class java.lang.Object

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

Field Detail

extraExprList

public final com.google.common.collect.ImmutableList<SqlNode> extraExprList

groupExprList

public final com.google.common.collect.ImmutableList<SqlNode> groupExprList

groupSet

public final ImmutableBitSet groupSet

groupSets

public final com.google.common.collect.ImmutableList<ImmutableBitSet> groupSets

groupExprProjection

public final Map<Integer,Integer> groupExprProjection

Constructor Detail

Resolved

Resolved(List<SqlNode> extraExprList,
         List<SqlNode> groupExprList,
         Iterable<ImmutableBitSet> groupSets,
         Map<Integer,Integer> groupExprProjection)

Method Detail

isNullable

public boolean isNullable(int i)

Returns whether a field should be nullable due to grouping sets.

isGroupingExpr

public boolean isGroupingExpr(SqlNode operand)

Returns whether a given expression is equal to one of the grouping expressions. Determines whether it is valid as an operand to GROUPING.

lookupGroupingExpr

public int lookupGroupingExpr(SqlNode operand)