tledkov-gridgain commented on a change in pull request #8683: URL: https://github.com/apache/ignite/pull/8683#discussion_r578435676
########## File path: modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/rel/IgniteAggregateSort.java ########## @@ -0,0 +1,131 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.ignite.internal.processors.query.calcite.rel; + +import java.util.List; +import java.util.Objects; + +import com.google.common.collect.ImmutableList; +import org.apache.calcite.plan.RelOptCluster; +import org.apache.calcite.plan.RelTraitSet; +import org.apache.calcite.rel.RelCollation; +import org.apache.calcite.rel.RelCollations; +import org.apache.calcite.rel.RelInput; +import org.apache.calcite.rel.RelNode; +import org.apache.calcite.rel.RelWriter; +import org.apache.calcite.rel.core.Aggregate; +import org.apache.calcite.rel.core.AggregateCall; +import org.apache.calcite.rel.type.RelDataType; +import org.apache.calcite.util.ImmutableBitSet; +import org.apache.calcite.util.ImmutableIntList; +import org.apache.calcite.util.Pair; +import org.apache.ignite.internal.processors.query.calcite.trait.TraitUtils; + +/** + * + */ +public class IgniteAggregateSort extends IgniteAggregateBase { + /** Collation. */ + private final RelCollation collation; + + /** {@inheritDoc} */ + public IgniteAggregateSort( + RelOptCluster cluster, + RelTraitSet traitSet, + RelNode input, + ImmutableBitSet groupSet, + List<ImmutableBitSet> groupSets, + List<AggregateCall> aggCalls + ) { + super(cluster, traitSet, input, groupSet, groupSets, aggCalls); + + assert !TraitUtils.collation(traitSet).isDefault(); + + collation = TraitUtils.collation(traitSet); + } + + /** {@inheritDoc} */ + public IgniteAggregateSort(RelInput input) { + super(input); + + collation = input.getCollation(); + + assert Objects.nonNull(collation); + assert !collation.isDefault(); + } + + /** {@inheritDoc} */ + @Override public Aggregate copy(RelTraitSet traitSet, RelNode input, ImmutableBitSet groupSet, List<ImmutableBitSet> groupSets, List<AggregateCall> aggCalls) { + return new IgniteAggregateSort(getCluster(), traitSet.replace(collation), input, groupSet, groupSets, aggCalls); + } + + /** {@inheritDoc} */ + @Override public IgniteRel clone(RelOptCluster cluster, List<IgniteRel> inputs) { + return new IgniteAggregateSort(cluster, getTraitSet(), sole(inputs), + getGroupSet(), getGroupSets(), getAggCallList()); + } + + /** {@inheritDoc} */ + @Override public <T> T accept(IgniteRelVisitor<T> visitor) { + return visitor.visit(this); + } + + /** {@inheritDoc} */ + @Override public RelWriter explainTerms(RelWriter pw) { + return super.explainTerms(pw).item("collation", collation); + } + + /** {@inheritDoc} */ + @Override public Pair<RelTraitSet, List<RelTraitSet>> passThroughCollation(RelTraitSet nodeTraits, List<RelTraitSet> inputTraits) { + RelCollation collation = RelCollations.of(ImmutableIntList.copyOf(groupSet.asList())); + + return Pair.of(nodeTraits.replace(RelCollations.EMPTY), Review comment: Fixed ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected]
