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make explain return planner metrics as separate column (FoundationDB#…
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64 changes: 64 additions & 0 deletions
64
...yer-core/src/main/java/com/apple/foundationdb/record/query/plan/cascades/debug/Stats.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| /* | ||
| * Stats.java | ||
| * | ||
| * This source file is part of the FoundationDB open source project | ||
| * | ||
| * Copyright 2015-2025 Apple Inc. and the FoundationDB project authors | ||
| * | ||
| * Licensed 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. | ||
| */ | ||
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| package com.apple.foundationdb.record.query.plan.cascades.debug; | ||
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| import com.google.common.collect.ImmutableMap; | ||
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| import javax.annotation.Nonnull; | ||
| import java.util.Map; | ||
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| public class Stats { | ||
| @Nonnull | ||
| protected final Map<Debugger.Location, Long> locationCountMap; | ||
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| protected long totalTimeInNs; | ||
| protected long ownTimeInNs; | ||
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| protected Stats(@Nonnull final Map<Debugger.Location, Long> locationCountMap, | ||
| final long totalTimeInNs, | ||
| final long ownTimeInNs) { | ||
| this.locationCountMap = locationCountMap; | ||
| this.totalTimeInNs = totalTimeInNs; | ||
| this.ownTimeInNs = ownTimeInNs; | ||
| } | ||
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| @Nonnull | ||
| public Map<Debugger.Location, Long> getLocationCountMap() { | ||
| return locationCountMap; | ||
| } | ||
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| public long getCount(@Nonnull final Debugger.Location location) { | ||
| return locationCountMap.getOrDefault(location, 0L); | ||
| } | ||
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| public long getTotalTimeInNs() { | ||
| return totalTimeInNs; | ||
| } | ||
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| public long getOwnTimeInNs() { | ||
| return ownTimeInNs; | ||
| } | ||
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| @Nonnull | ||
| public Stats toImmutable() { | ||
| return new Stats(ImmutableMap.copyOf(locationCountMap), totalTimeInNs, ownTimeInNs); | ||
| } | ||
| } |
79 changes: 79 additions & 0 deletions
79
...core/src/main/java/com/apple/foundationdb/record/query/plan/cascades/debug/StatsMaps.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| /* | ||
| * StatsMaps.java | ||
| * | ||
| * This source file is part of the FoundationDB open source project | ||
| * | ||
| * Copyright 2015-2025 Apple Inc. and the FoundationDB project authors | ||
| * | ||
| * Licensed 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. | ||
| */ | ||
|
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| package com.apple.foundationdb.record.query.plan.cascades.debug; | ||
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| import com.apple.foundationdb.record.query.plan.cascades.CascadesRule; | ||
| import com.google.common.base.Suppliers; | ||
| import com.google.common.collect.ImmutableMap; | ||
|
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| import javax.annotation.Nonnull; | ||
| import java.util.Map; | ||
| import java.util.function.Supplier; | ||
|
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| public class StatsMaps { | ||
| @Nonnull | ||
| private final Map<Class<? extends Debugger.Event>, ? extends Stats> eventClassStatsMap; | ||
| @Nonnull | ||
| private final Map<Class<? extends CascadesRule<?>>, ? extends Stats> plannerRuleClassStatsMap; | ||
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| @Nonnull | ||
| private final Supplier<Map<Class<? extends Debugger.Event>, Stats>> immutableEventClassStatsMapSupplier; | ||
| @Nonnull | ||
| private final Supplier<Map<Class<? extends CascadesRule<?>>, Stats>> immutablePlannerRuleClassStatsMapSupplier; | ||
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| public StatsMaps(@Nonnull final Map<Class<? extends Debugger.Event>, ? extends Stats> eventClassStatsMap, | ||
| @Nonnull final Map<Class<? extends CascadesRule<?>>, ? extends Stats> plannerRuleClassStatsMap) { | ||
| this.eventClassStatsMap = eventClassStatsMap; | ||
| this.plannerRuleClassStatsMap = plannerRuleClassStatsMap; | ||
| this.immutableEventClassStatsMapSupplier = Suppliers.memoize(this::computeImmutableEventClassStatsMap); | ||
| this.immutablePlannerRuleClassStatsMapSupplier = Suppliers.memoize(this::computeImmutablePlannerRuleClassStatsMap); | ||
| } | ||
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| @Nonnull | ||
| public Map<Class<? extends Debugger.Event>, Stats> getEventClassStatsMap() { | ||
| return immutableEventClassStatsMapSupplier.get(); | ||
| } | ||
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| @Nonnull | ||
| public Map<Class<? extends CascadesRule<?>>, Stats> getPlannerRuleClassStatsMap() { | ||
| return immutablePlannerRuleClassStatsMapSupplier.get(); | ||
| } | ||
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| @Nonnull | ||
| private Map<Class<? extends Debugger.Event>, Stats> computeImmutableEventClassStatsMap() { | ||
| final var eventClassStatsMapBuilder = | ||
| ImmutableMap.<Class<? extends Debugger.Event>, Stats>builder(); | ||
| for (final var entry : eventClassStatsMap.entrySet()) { | ||
| eventClassStatsMapBuilder.put(entry.getKey(), entry.getValue().toImmutable()); | ||
| } | ||
| return eventClassStatsMapBuilder.build(); | ||
| } | ||
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| @Nonnull | ||
| private Map<Class<? extends CascadesRule<?>>, Stats> computeImmutablePlannerRuleClassStatsMap() { | ||
| final var plannerRuleClassStatsMapBuilder = | ||
| ImmutableMap.<Class<? extends CascadesRule<?>>, Stats>builder(); | ||
| for (final var entry : plannerRuleClassStatsMap.entrySet()) { | ||
| plannerRuleClassStatsMapBuilder.put(entry.getKey(), entry.getValue().toImmutable()); | ||
| } | ||
| return plannerRuleClassStatsMapBuilder.build(); | ||
| } | ||
| } |
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