This is an automated email from the ASF dual-hosted git repository.
xxyu pushed a commit to branch kylin5_beta
in repository https://gitbox.apache.org/repos/asf/kylin.git
commit 1ae220b43563d23de23d59de723c21894605214e
Author: Pengfei Zhan <dethr...@gmail.com>
AuthorDate: Mon Apr 3 16:18:36 2023 +0800
KYLIN-5632 move index matchers to ChooserContext
---
.../kylin/metadata/cube/cuboid/ChooserContext.java | 51 +++++++++-
.../kylin/metadata/cube/cuboid/IndexMatcher.java | 35 ++++---
.../metadata/cube/cuboid/NLayoutCandidate.java | 11 +--
.../metadata/cube/cuboid/NQueryLayoutChooser.java | 108 ++++++++-------------
.../metadata/cube/cuboid/TableIndexMatcher.java | 17 +---
.../cube/model/NDataflowCapabilityChecker.java | 1 -
.../metadata/realization/CapabilityResult.java | 9 ++
7 files changed, 126 insertions(+), 106 deletions(-)
diff --git
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/ChooserContext.java
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/ChooserContext.java
index 5b09b5917e..454cc3bc2f 100644
---
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/ChooserContext.java
+++
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/ChooserContext.java
@@ -25,19 +25,25 @@ import java.util.stream.Collectors;
import org.apache.commons.collections.CollectionUtils;
import org.apache.kylin.common.KylinConfig;
+import org.apache.kylin.guava30.shaded.common.collect.ImmutableMultimap;
+import org.apache.kylin.guava30.shaded.common.collect.Lists;
+import org.apache.kylin.guava30.shaded.common.collect.Maps;
+import org.apache.kylin.metadata.cube.model.NDataflow;
+import org.apache.kylin.metadata.model.AntiFlatChecker;
+import org.apache.kylin.metadata.model.ColExcludedChecker;
import org.apache.kylin.metadata.model.NDataModel;
import org.apache.kylin.metadata.model.NDataModelManager;
import org.apache.kylin.metadata.model.NTableMetadataManager;
import org.apache.kylin.metadata.model.TableExtDesc;
import org.apache.kylin.metadata.model.TblColRef;
-
-import org.apache.kylin.guava30.shaded.common.collect.ImmutableMultimap;
-import org.apache.kylin.guava30.shaded.common.collect.Lists;
-import org.apache.kylin.guava30.shaded.common.collect.Maps;
+import org.apache.kylin.metadata.project.NProjectManager;
+import org.apache.kylin.metadata.realization.SQLDigest;
import lombok.Getter;
import lombok.val;
+import lombok.extern.slf4j.Slf4j;
+@Slf4j
@Getter
public class ChooserContext {
@@ -49,8 +55,14 @@ public class ChooserContext {
final Map<String, List<Integer>> foreignKeyColumnIds = Maps.newHashMap();
final Map<Integer, TableExtDesc.ColumnStats> columnStatMap =
Maps.newHashMap();
+ final KylinConfig kylinConfig;
+
+ AggIndexMatcher aggIndexMatcher;
+ TableIndexMatcher tableIndexMatcher;
+
public ChooserContext(NDataModel model) {
this.model = model;
+ this.kylinConfig =
NProjectManager.getProjectConfig(model.getProject());
ImmutableMultimap.Builder<Integer, Integer> fk2PkBuilder =
ImmutableMultimap.builder();
@@ -63,7 +75,38 @@ public class ChooserContext {
}
this.fk2Pk = fk2PkBuilder.build();
+ }
+
+ public ChooserContext(SQLDigest sqlDigest, NDataflow dataflow) {
+ this(dataflow.getModel());
+ prepareIndexMatchers(sqlDigest, dataflow);
+ }
+
+ private void prepareIndexMatchers(SQLDigest sqlDigest, NDataflow dataflow)
{
+ String project = dataflow.getProject();
+ ColExcludedChecker excludedChecker = new
ColExcludedChecker(kylinConfig, project, model);
+ if (log.isDebugEnabled()) {
+ log.debug("When matching layouts, all deduced excluded columns
are: {}",
+ excludedChecker.getExcludedColNames());
+ }
+ AntiFlatChecker antiFlatChecker = new
AntiFlatChecker(model.getJoinTables(), model);
+ if (log.isDebugEnabled()) {
+ log.debug("When matching layouts, all deduced anti-flatten lookup
tables are: {}",
+ antiFlatChecker.getAntiFlattenLookups());
+ }
+
+ aggIndexMatcher = new AggIndexMatcher(sqlDigest, this, dataflow,
excludedChecker, antiFlatChecker);
+ tableIndexMatcher = new TableIndexMatcher(sqlDigest, this, dataflow,
excludedChecker, antiFlatChecker);
+ }
+ /**
+ * Bail out if both AggIndex and TableIndex are invalid. This may be
caused by:
+ * 1. cc col is not present in the model;
+ * 2. dynamic params ? present in query like select sum(col/?) from ...,
+ * see org.apache.kylin.query.DynamicQueryTest.testDynamicParamOnAgg.
+ */
+ public boolean isIndexMatchersInvalid() {
+ return !getAggIndexMatcher().isValid() &&
!getTableIndexMatcher().isValid();
}
public TableExtDesc.ColumnStats getColumnStats(TblColRef ref) {
diff --git
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/IndexMatcher.java
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/IndexMatcher.java
index 0b600250e1..eea05e1a8e 100644
---
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/IndexMatcher.java
+++
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/IndexMatcher.java
@@ -27,6 +27,13 @@ import java.util.stream.Stream;
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang3.StringUtils;
+import org.apache.kylin.guava30.shaded.common.base.Preconditions;
+import org.apache.kylin.guava30.shaded.common.collect.ImmutableCollection;
+import org.apache.kylin.guava30.shaded.common.collect.ImmutableMultimap;
+import org.apache.kylin.guava30.shaded.common.collect.Iterables;
+import org.apache.kylin.guava30.shaded.common.collect.Lists;
+import org.apache.kylin.guava30.shaded.common.collect.Maps;
+import org.apache.kylin.guava30.shaded.common.collect.Sets;
import org.apache.kylin.metadata.cube.model.IndexEntity;
import org.apache.kylin.metadata.cube.model.LayoutEntity;
import org.apache.kylin.metadata.cube.model.NDataflow;
@@ -41,15 +48,6 @@ import org.apache.kylin.metadata.project.NProjectManager;
import org.apache.kylin.metadata.realization.CapabilityResult;
import org.apache.kylin.metadata.realization.SQLDigest;
-import org.apache.kylin.guava30.shaded.common.base.Preconditions;
-import org.apache.kylin.guava30.shaded.common.collect.ImmutableCollection;
-import org.apache.kylin.guava30.shaded.common.collect.ImmutableMultimap;
-import org.apache.kylin.guava30.shaded.common.collect.Iterables;
-import org.apache.kylin.guava30.shaded.common.collect.Lists;
-import org.apache.kylin.guava30.shaded.common.collect.Maps;
-import org.apache.kylin.guava30.shaded.common.collect.Sets;
-
-import lombok.AllArgsConstructor;
import lombok.Getter;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
@@ -235,7 +233,6 @@ public abstract class IndexMatcher {
}
@Getter
- @AllArgsConstructor
@RequiredArgsConstructor
public static class MatchResult {
@@ -243,13 +240,27 @@ public abstract class IndexMatcher {
Map<Integer, DeriveInfo> needDerive = Maps.newHashMap();
- CapabilityResult.IncapableCause cases;
+ CapabilityResult.IncapableCause incapableCause;
+
+ private int penalty = 0;
+
+ private double influenceFactor = 1.0;
public List<CapabilityResult.CapabilityInfluence> influences =
Lists.newArrayList();
- public MatchResult(boolean isMatched, Map<Integer, DeriveInfo>
needDerive) {
+ public MatchResult(boolean isMatched, int penalty, Map<Integer,
DeriveInfo> needDerive) {
+ this.isMatched = isMatched;
+ this.needDerive = needDerive;
+ this.penalty = penalty;
+ this.influenceFactor += penalty;
+ }
+
+ public MatchResult(boolean isMatched, Map<Integer, DeriveInfo>
needDerive,
+ CapabilityResult.IncapableCause reason,
List<CapabilityResult.CapabilityInfluence> influences) {
this.isMatched = isMatched;
this.needDerive = needDerive;
+ this.incapableCause = reason;
+ this.influences = influences;
}
}
}
diff --git
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/NLayoutCandidate.java
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/NLayoutCandidate.java
index c28bf01444..2ab1afccc0 100644
---
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/NLayoutCandidate.java
+++
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/NLayoutCandidate.java
@@ -25,14 +25,13 @@ import java.util.Set;
import javax.annotation.Nonnull;
+import org.apache.kylin.guava30.shaded.common.collect.Lists;
+import org.apache.kylin.guava30.shaded.common.collect.Maps;
+import org.apache.kylin.metadata.cube.model.LayoutEntity;
import org.apache.kylin.metadata.model.DeriveInfo;
import org.apache.kylin.metadata.model.JoinDesc;
import org.apache.kylin.metadata.realization.CapabilityResult;
import org.apache.kylin.metadata.realization.IRealizationCandidate;
-import org.apache.kylin.metadata.cube.model.LayoutEntity;
-
-import org.apache.kylin.guava30.shaded.common.collect.Lists;
-import org.apache.kylin.guava30.shaded.common.collect.Maps;
import lombok.Getter;
import lombok.Setter;
@@ -42,10 +41,6 @@ public class NLayoutCandidate implements
IRealizationCandidate {
@Setter
private double cost;
- @Getter
- @Setter
- private int layoutUnmatchedColsSize;
-
@Setter
@Getter
private CapabilityResult capabilityResult;
diff --git
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/NQueryLayoutChooser.java
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/NQueryLayoutChooser.java
index 6460675d53..31572941e5 100644
---
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/NQueryLayoutChooser.java
+++
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/NQueryLayoutChooser.java
@@ -18,7 +18,6 @@
package org.apache.kylin.metadata.cube.cuboid;
-import java.util.ArrayList;
import java.util.Collection;
import java.util.Comparator;
import java.util.Iterator;
@@ -31,28 +30,23 @@ import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.collections.MapUtils;
import org.apache.kylin.common.KylinConfig;
import org.apache.kylin.common.SegmentOnlineMode;
-import org.apache.kylin.common.exception.KylinTimeoutException;
-import org.apache.kylin.metadata.cube.model.IndexEntity;
+import org.apache.kylin.guava30.shaded.common.collect.ImmutableSet;
+import org.apache.kylin.guava30.shaded.common.collect.Lists;
+import org.apache.kylin.guava30.shaded.common.collect.Maps;
+import org.apache.kylin.guava30.shaded.common.collect.Ordering;
+import org.apache.kylin.guava30.shaded.common.collect.Sets;
import org.apache.kylin.metadata.cube.model.IndexPlan;
import org.apache.kylin.metadata.cube.model.LayoutEntity;
import org.apache.kylin.metadata.cube.model.NDataLayout;
import org.apache.kylin.metadata.cube.model.NDataSegment;
import org.apache.kylin.metadata.cube.model.NDataflow;
-import org.apache.kylin.metadata.model.AntiFlatChecker;
-import org.apache.kylin.metadata.model.ColExcludedChecker;
import org.apache.kylin.metadata.model.DeriveInfo;
-import org.apache.kylin.metadata.model.NDataModel;
import org.apache.kylin.metadata.model.TblColRef;
import org.apache.kylin.metadata.project.NProjectManager;
import org.apache.kylin.metadata.realization.CapabilityResult;
import org.apache.kylin.metadata.realization.SQLDigest;
+import org.apache.kylin.query.util.QueryInterruptChecker;
-import org.apache.kylin.guava30.shaded.common.collect.ImmutableSet;
-import org.apache.kylin.guava30.shaded.common.collect.Lists;
-import org.apache.kylin.guava30.shaded.common.collect.Maps;
-import org.apache.kylin.guava30.shaded.common.collect.Ordering;
-
-import org.apache.kylin.guava30.shaded.common.collect.Sets;
import lombok.val;
import lombok.var;
import lombok.extern.slf4j.Slf4j;
@@ -91,85 +85,61 @@ public class NQueryLayoutChooser {
return NLayoutCandidate.EMPTY;
}
- String project = dataflow.getProject();
- NDataModel model = dataflow.getModel();
- KylinConfig projectConfig = NProjectManager.getProjectConfig(project);
- ChooserContext chooserContext = new ChooserContext(model);
- ColExcludedChecker excludedChecker = new
ColExcludedChecker(projectConfig, project, model);
- if (log.isDebugEnabled()) {
- log.debug("When matching layouts, all deduced excluded columns
are: {}",
- excludedChecker.getExcludedColNames());
- }
- AntiFlatChecker antiFlatChecker = new
AntiFlatChecker(model.getJoinTables(), model);
- if (log.isDebugEnabled()) {
- log.debug("When matching layouts, all deduced anti-flatten lookup
tables are: {}",
- antiFlatChecker.getAntiFlattenLookups());
- }
-
- AggIndexMatcher aggIndexMatcher = new AggIndexMatcher(sqlDigest,
chooserContext, dataflow, excludedChecker,
- antiFlatChecker);
- TableIndexMatcher tableIndexMatcher = new TableIndexMatcher(sqlDigest,
chooserContext, dataflow,
- excludedChecker, antiFlatChecker);
-
- // bail out if both agg index are invalid
- // matcher may be caused by
- // 1. cc col is not present in the model
- // 2. dynamic params ? present in query like select sum(col/?) from
...,
- // see org.apache.kylin.query.DynamicQueryTest.testDynamicParamOnAgg
- if (!aggIndexMatcher.isValid() && !tableIndexMatcher.isValid()) {
+ ChooserContext chooserContext = new ChooserContext(sqlDigest,
dataflow);
+ if (chooserContext.isIndexMatchersInvalid()) {
return null;
}
- IndexPlan indexPlan = dataflow.getIndexPlan();
- List<NLayoutCandidate> candidates = new ArrayList<>();
- Collection<NDataLayout> commonLayouts =
getLayoutsFromSegments(prunedSegments, dataflow, chSegmentToLayoutsMap);
+ Collection<NDataLayout> commonLayouts =
getCommonLayouts(prunedSegments, dataflow, chSegmentToLayoutsMap);
log.info("Matching dataflow with seg num: {} layout num: {}",
prunedSegments.size(), commonLayouts.size());
- for (NDataLayout dataLayout : commonLayouts) {
- log.trace("Matching layout {}", dataLayout);
- IndexEntity indexEntity =
indexPlan.getIndexEntity(dataLayout.getIndexId());
- log.trace("Matching indexEntity {}", indexEntity);
+ Map<Long, List<NDataLayout>> commonLayoutsMap = commonLayouts.stream()
+ .collect(Collectors.toMap(NDataLayout::getLayoutId,
Lists::newArrayList));
+ List<NLayoutCandidate> candidates =
collectAllLayoutCandidates(dataflow, chooserContext, commonLayoutsMap);
- LayoutEntity layout =
indexPlan.getLayoutEntity(dataLayout.getLayoutId());
- NLayoutCandidate candidate = new NLayoutCandidate(layout);
- IndexMatcher.MatchResult matchResult =
tableIndexMatcher.match(layout);
- double influenceFactor = 1.0;
+ QueryInterruptChecker.checkThreadInterrupted("Interrupted exception
occurs.",
+ "Current step involves gathering all the layouts that "
+ + "can potentially provide a response to this query.");
+
+ if (candidates.isEmpty()) {
+ return null;
+ }
+ log.info("Matched candidates num : {}", candidates.size());
+ sortCandidates(candidates, chooserContext, sqlDigest);
+ return candidates.get(0);
+ }
+
+ public static List<NLayoutCandidate> collectAllLayoutCandidates(NDataflow
dataflow, ChooserContext chooserContext,
+ Map<Long, List<NDataLayout>> commonLayoutsMap) {
+ List<NLayoutCandidate> candidates = Lists.newArrayList();
+ for (Map.Entry<Long, List<NDataLayout>> entry :
commonLayoutsMap.entrySet()) {
+ LayoutEntity layout =
dataflow.getIndexPlan().getLayoutEntity(entry.getKey());
+ log.trace("Matching index: id = {}", entry.getKey());
+ IndexMatcher.MatchResult matchResult =
chooserContext.getTableIndexMatcher().match(layout);
if (!matchResult.isMatched()) {
- matchResult = aggIndexMatcher.match(layout);
- } else if (projectConfig.useTableIndexAnswerSelectStarEnabled()) {
- influenceFactor +=
tableIndexMatcher.getLayoutUnmatchedColsSize();
-
candidate.setLayoutUnmatchedColsSize(tableIndexMatcher.getLayoutUnmatchedColsSize());
+ matchResult =
chooserContext.getAggIndexMatcher().match(layout);
}
+
if (!matchResult.isMatched()) {
log.trace("Matching failed");
continue;
}
- CapabilityResult tempResult = new CapabilityResult();
- tempResult.influences = matchResult.getInfluences();
- candidate.setCost(dataLayout.getRows() *
(tempResult.influences.size() + influenceFactor));
+ NLayoutCandidate candidate = new NLayoutCandidate(layout);
+ CapabilityResult tempResult = new CapabilityResult(matchResult);
if (!matchResult.getNeedDerive().isEmpty()) {
candidate.setDerivedToHostMap(matchResult.getNeedDerive());
candidate.setDerivedTableSnapshots(candidate.getDerivedToHostMap().keySet().stream()
.map(i ->
chooserContext.convertToRef(i).getTable()).collect(Collectors.toSet()));
}
+ long allRows =
entry.getValue().stream().mapToLong(NDataLayout::getRows).sum();
+ candidate.setCost(allRows * (tempResult.influences.size() +
matchResult.getInfluenceFactor()));
candidate.setCapabilityResult(tempResult);
candidates.add(candidate);
}
-
- if (Thread.interrupted()) {
- throw new KylinTimeoutException("The query exceeds the set time
limit of "
- +
KylinConfig.getInstanceFromEnv().getQueryTimeoutSeconds() + "s. Current step:
Layout chooser. ");
- }
-
- log.info("Matched candidates num : {}", candidates.size());
- if (candidates.isEmpty()) {
- return null;
- }
- sortCandidates(candidates, chooserContext, sqlDigest);
- return candidates.get(0);
+ return candidates;
}
- private static Collection<NDataLayout>
getLayoutsFromSegments(List<NDataSegment> segments, NDataflow dataflow,
+ private static Collection<NDataLayout> getCommonLayouts(List<NDataSegment>
segments, NDataflow dataflow,
Map<String, Set<Long>> chSegmentToLayoutsMap) {
KylinConfig projectConfig =
NProjectManager.getProjectConfig(dataflow.getProject());
if (!projectConfig.isHeterogeneousSegmentEnabled()) {
diff --git
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/TableIndexMatcher.java
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/TableIndexMatcher.java
index 9604d2ada2..444ba8d04e 100644
---
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/TableIndexMatcher.java
+++
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/cuboid/TableIndexMatcher.java
@@ -23,6 +23,8 @@ import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;
+import org.apache.kylin.guava30.shaded.common.collect.Lists;
+import org.apache.kylin.guava30.shaded.common.collect.Maps;
import org.apache.kylin.metadata.cube.model.IndexEntity;
import org.apache.kylin.metadata.cube.model.LayoutEntity;
import org.apache.kylin.metadata.cube.model.NDataflow;
@@ -33,20 +35,14 @@ import org.apache.kylin.metadata.project.NProjectManager;
import org.apache.kylin.metadata.realization.CapabilityResult;
import org.apache.kylin.metadata.realization.SQLDigest;
-import org.apache.kylin.guava30.shaded.common.collect.Lists;
-import org.apache.kylin.guava30.shaded.common.collect.Maps;
-
import lombok.extern.slf4j.Slf4j;
@Slf4j
public class TableIndexMatcher extends IndexMatcher {
- private int layoutUnmatchedColsSize;
-
public TableIndexMatcher(SQLDigest sqlDigest, ChooserContext
chooserContext, NDataflow dataflow,
ColExcludedChecker excludedChecker, AntiFlatChecker
antiFlatChecker) {
super(sqlDigest, chooserContext, dataflow, excludedChecker,
antiFlatChecker);
- this.layoutUnmatchedColsSize = 0;
this.valid = fastValidCheckBeforeMatch();
}
@@ -66,8 +62,9 @@ public class TableIndexMatcher extends IndexMatcher {
log.trace("Matching table index");
final Map<Integer, DeriveInfo> needDerive = Maps.newHashMap();
Set<Integer> unmatchedCols = initUnmatchedColumnIds(layout);
+ int penaltyFactor = 0;
if
(NProjectManager.getProjectConfig(project).useTableIndexAnswerSelectStarEnabled())
{
- layoutUnmatchedColsSize = unmatchedCols.size();
+ penaltyFactor = unmatchedCols.size();
unmatchedCols.removeAll(dataflow.getAllColumnsIndex());
}
goThruDerivedDims(layout.getIndex(), needDerive, unmatchedCols);
@@ -85,7 +82,7 @@ public class TableIndexMatcher extends IndexMatcher {
CapabilityResult.IncapableCause.create(CapabilityResult.IncapableType.TABLE_INDEX_MISSING_COLS),
Lists.newArrayList());
}
- return new MatchResult(true, needDerive);
+ return new MatchResult(true, penaltyFactor, needDerive);
}
@Override
@@ -94,8 +91,4 @@ public class TableIndexMatcher extends IndexMatcher {
&& !nonSupportFunTableIndex(sqlDigest.aggregations);
return !index.isTableIndex() || (!sqlDigest.isRawQuery &&
!isUseTableIndex);
}
-
- public int getLayoutUnmatchedColsSize() {
- return layoutUnmatchedColsSize;
- }
}
diff --git
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/model/NDataflowCapabilityChecker.java
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/model/NDataflowCapabilityChecker.java
index 6ddf17d276..c99cf27412 100644
---
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/model/NDataflowCapabilityChecker.java
+++
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/cube/model/NDataflowCapabilityChecker.java
@@ -84,7 +84,6 @@ public class NDataflowCapabilityChecker {
if (candidateAndInfluence != null) {
chosenCandidate = candidateAndInfluence;
result.influences.addAll(candidateAndInfluence.getCapabilityResult().influences);
-
result.setLayoutUnmatchedColsSize(candidateAndInfluence.getLayoutUnmatchedColsSize());
logger.info("Matched layout {} snapshot in dataflow {} ",
chosenCandidate, dataflow);
}
}
diff --git
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/realization/CapabilityResult.java
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/realization/CapabilityResult.java
index 95ba127c50..42c1648507 100644
---
a/src/core-metadata/src/main/java/org/apache/kylin/metadata/realization/CapabilityResult.java
+++
b/src/core-metadata/src/main/java/org/apache/kylin/metadata/realization/CapabilityResult.java
@@ -22,15 +22,24 @@ import java.util.Collection;
import java.util.List;
import org.apache.kylin.guava30.shaded.common.collect.Lists;
+import org.apache.kylin.metadata.cube.cuboid.IndexMatcher;
import org.apache.kylin.metadata.model.FunctionDesc;
import org.apache.kylin.metadata.model.MeasureDesc;
import org.apache.kylin.metadata.model.TblColRef;
import lombok.Getter;
+import lombok.NoArgsConstructor;
import lombok.Setter;
+@NoArgsConstructor
public class CapabilityResult {
+ public CapabilityResult(IndexMatcher.MatchResult matchResult) {
+ this.layoutUnmatchedColsSize = matchResult.getPenalty();
+ this.influences = matchResult.getInfluences();
+ this.capable = matchResult.isMatched();
+ }
+
/**
* Is capable or not
*/
