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Code cleanup from query profile project (#11822) 

* Code cleanup from query profile project

* Fix spelling errors
* Fix Javadoc formatting
* Abstract out repeated test code
* Reuse constants in place of some string literals
* Fix up some parameterized types
* Reduce warnings reported by Eclipse

* Reverted change due to lack of tests
This commit is contained in:
Paul Rogers 2021-11-30 11:35:38 -08:00 committed by GitHub
parent f6e6ca2893
commit a66f10eea1
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32 changed files with 178 additions and 187 deletions
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3
.gitignore vendored
View File

@ -21,3 +21,6 @@ NOTICE.BINARY
README.BINARY
README
*.lock
**/.pmd
**/.pmdruleset.xml
.java-version

48
benchmarks/src/test/java/org/apache/druid/benchmark/BoundFilterBenchmark.java
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@ -26,16 +26,13 @@ import org.apache.druid.collections.bitmap.BitmapFactory;
import org.apache.druid.collections.bitmap.ImmutableBitmap;
import org.apache.druid.collections.bitmap.MutableBitmap;
import org.apache.druid.collections.bitmap.RoaringBitmapFactory;
import org.apache.druid.collections.spatial.ImmutableRTree;
import org.apache.druid.common.config.NullHandling;
import org.apache.druid.extendedset.intset.ConciseSetUtils;
import org.apache.druid.query.filter.BitmapIndexSelector;
import org.apache.druid.query.filter.BoundDimFilter;
import org.apache.druid.query.ordering.StringComparators;
import org.apache.druid.segment.column.BitmapIndex;
import org.apache.druid.segment.column.ColumnCapabilities;
import org.apache.druid.segment.data.BitmapSerdeFactory;
import org.apache.druid.segment.data.CloseableIndexed;
import org.apache.druid.segment.data.GenericIndexed;
import org.apache.druid.segment.data.RoaringBitmapSerdeFactory;
import org.apache.druid.segment.filter.BoundFilter;
@ -187,50 +184,7 @@ public class BoundFilterBenchmark
),
dictionary
).get();
selector = new BitmapIndexSelector()
{
@Override
public CloseableIndexed<String> getDimensionValues(String dimension)
{
return dictionary;
}
@Override
public ColumnCapabilities.Capable hasMultipleValues(final String dimension)
{
throw new UnsupportedOperationException();
}
@Override
public int getNumRows()
{
throw new UnsupportedOperationException();
}
@Override
public BitmapFactory getBitmapFactory()
{
return bitmapFactory;
}
@Override
public ImmutableBitmap getBitmapIndex(String dimension, String value)
{
return bitmapIndex.getBitmap(bitmapIndex.getIndex(value));
}
@Override
public BitmapIndex getBitmapIndex(String dimension)
{
return bitmapIndex;
}
@Override
public ImmutableRTree getSpatialIndex(String dimension)
{
throw new UnsupportedOperationException();
}
};
selector = new MockBitmapIndexSelector(dictionary, bitmapFactory, bitmapIndex);
}
@Benchmark

48
benchmarks/src/test/java/org/apache/druid/benchmark/DimensionPredicateFilterBenchmark.java
View File

@ -27,7 +27,6 @@ import org.apache.druid.collections.bitmap.BitmapFactory;
import org.apache.druid.collections.bitmap.ImmutableBitmap;
import org.apache.druid.collections.bitmap.MutableBitmap;
import org.apache.druid.collections.bitmap.RoaringBitmapFactory;
import org.apache.druid.collections.spatial.ImmutableRTree;
import org.apache.druid.common.config.NullHandling;
import org.apache.druid.query.filter.BitmapIndexSelector;
import org.apache.druid.query.filter.DruidDoublePredicate;
@ -35,9 +34,7 @@ import org.apache.druid.query.filter.DruidFloatPredicate;
import org.apache.druid.query.filter.DruidLongPredicate;
import org.apache.druid.query.filter.DruidPredicateFactory;
import org.apache.druid.segment.column.BitmapIndex;
import org.apache.druid.segment.column.ColumnCapabilities;
import org.apache.druid.segment.data.BitmapSerdeFactory;
import org.apache.druid.segment.data.CloseableIndexed;
import org.apache.druid.segment.data.GenericIndexed;
import org.apache.druid.segment.data.RoaringBitmapSerdeFactory;
import org.apache.druid.segment.filter.DimensionPredicateFilter;
@ -158,50 +155,7 @@ public class DimensionPredicateFilterBenchmark
),
dictionary
).get();
selector = new BitmapIndexSelector()
{
@Override
public CloseableIndexed<String> getDimensionValues(String dimension)
{
return dictionary;
}
@Override
public ColumnCapabilities.Capable hasMultipleValues(final String dimension)
{
throw new UnsupportedOperationException();
}
@Override
public int getNumRows()
{
throw new UnsupportedOperationException();
}
@Override
public BitmapFactory getBitmapFactory()
{
return bitmapFactory;
}
@Override
public ImmutableBitmap getBitmapIndex(String dimension, String value)
{
return bitmapIndex.getBitmap(bitmapIndex.getIndex(value));
}
@Override
public BitmapIndex getBitmapIndex(String dimension)
{
return bitmapIndex;
}
@Override
public ImmutableRTree getSpatialIndex(String dimension)
{
throw new UnsupportedOperationException();
}
};
selector = new MockBitmapIndexSelector(dictionary, bitmapFactory, bitmapIndex);
}
@Benchmark

48
benchmarks/src/test/java/org/apache/druid/benchmark/LikeFilterBenchmark.java
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@ -25,7 +25,6 @@ import org.apache.druid.collections.bitmap.BitmapFactory;
import org.apache.druid.collections.bitmap.ImmutableBitmap;
import org.apache.druid.collections.bitmap.MutableBitmap;
import org.apache.druid.collections.bitmap.RoaringBitmapFactory;
import org.apache.druid.collections.spatial.ImmutableRTree;
import org.apache.druid.common.config.NullHandling;
import org.apache.druid.query.filter.BitmapIndexSelector;
import org.apache.druid.query.filter.BoundDimFilter;
@ -35,9 +34,7 @@ import org.apache.druid.query.filter.RegexDimFilter;
import org.apache.druid.query.filter.SelectorDimFilter;
import org.apache.druid.query.ordering.StringComparators;
import org.apache.druid.segment.column.BitmapIndex;
import org.apache.druid.segment.column.ColumnCapabilities;
import org.apache.druid.segment.data.BitmapSerdeFactory;
import org.apache.druid.segment.data.CloseableIndexed;
import org.apache.druid.segment.data.GenericIndexed;
import org.apache.druid.segment.data.RoaringBitmapSerdeFactory;
import org.apache.druid.segment.serde.StringBitmapIndexColumnPartSupplier;
@ -158,50 +155,7 @@ public class LikeFilterBenchmark
),
dictionary
).get();
selector = new BitmapIndexSelector()
{
@Override
public CloseableIndexed<String> getDimensionValues(String dimension)
{
return dictionary;
}
@Override
public ColumnCapabilities.Capable hasMultipleValues(final String dimension)
{
throw new UnsupportedOperationException();
}
@Override
public int getNumRows()
{
throw new UnsupportedOperationException();
}
@Override
public BitmapFactory getBitmapFactory()
{
return bitmapFactory;
}
@Override
public ImmutableBitmap getBitmapIndex(String dimension, String value)
{
return bitmapIndex.getBitmap(bitmapIndex.getIndex(value));
}
@Override
public BitmapIndex getBitmapIndex(String dimension)
{
return bitmapIndex;
}
@Override
public ImmutableRTree getSpatialIndex(String dimension)
{
throw new UnsupportedOperationException();
}
};
selector = new MockBitmapIndexSelector(dictionary, bitmapFactory, bitmapIndex);
}
@Benchmark

88
benchmarks/src/test/java/org/apache/druid/benchmark/MockBitmapIndexSelector.java Normal file
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@ -0,0 +1,88 @@
/*
* 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.druid.benchmark;
import org.apache.druid.collections.bitmap.BitmapFactory;
import org.apache.druid.collections.bitmap.ImmutableBitmap;
import org.apache.druid.collections.spatial.ImmutableRTree;
import org.apache.druid.query.filter.BitmapIndexSelector;
import org.apache.druid.segment.column.BitmapIndex;
import org.apache.druid.segment.column.ColumnCapabilities;
import org.apache.druid.segment.data.CloseableIndexed;
import org.apache.druid.segment.data.GenericIndexed;
public class MockBitmapIndexSelector implements BitmapIndexSelector
{
private final GenericIndexed<String> dictionary;
private final BitmapFactory bitmapFactory;
private final BitmapIndex bitmapIndex;
public MockBitmapIndexSelector(
GenericIndexed<String> dictionary,
BitmapFactory bitmapFactory,
BitmapIndex bitmapIndex)
{
this.dictionary = dictionary;
this.bitmapFactory = bitmapFactory;
this.bitmapIndex = bitmapIndex;
}
@Override
public CloseableIndexed<String> getDimensionValues(String dimension)
{
return dictionary;
}
@Override
public ColumnCapabilities.Capable hasMultipleValues(final String dimension)
{
throw new UnsupportedOperationException();
}
@Override
public int getNumRows()
{
throw new UnsupportedOperationException();
}
@Override
public BitmapFactory getBitmapFactory()
{
return bitmapFactory;
}
@Override
public ImmutableBitmap getBitmapIndex(String dimension, String value)
{
return bitmapIndex.getBitmap(bitmapIndex.getIndex(value));
}
@Override
public BitmapIndex getBitmapIndex(String dimension)
{
return bitmapIndex;
}
@Override
public ImmutableRTree getSpatialIndex(String dimension)
{
throw new UnsupportedOperationException();
}
}

1
core/src/main/java/org/apache/druid/java/util/common/ISE.java
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@ -26,6 +26,7 @@ import java.util.function.Function;
/**
*/
@SuppressWarnings("serial")
public class ISE extends IllegalStateException implements SanitizableException
{
public ISE(String formatText, Object... arguments)

1
core/src/main/java/org/apache/druid/java/util/common/guava/ConcatSequence.java
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@ -28,6 +28,7 @@ public class ConcatSequence<T> implements Sequence<T>
{
private final Sequence<Sequence<T>> baseSequences;
@SuppressWarnings("unchecked")
public ConcatSequence(
Sequence<? extends Sequence<? extends T>> baseSequences
)

1
core/src/main/java/org/apache/druid/java/util/common/guava/MergeSequence.java
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@ -34,6 +34,7 @@ public class MergeSequence<T> extends YieldingSequenceBase<T>
private final Ordering<? super T> ordering;
private final Sequence<? extends Sequence<T>> baseSequences;
@SuppressWarnings("unchecked")
public MergeSequence(
Ordering<? super T> ordering,
Sequence<? extends Sequence<? extends T>> baseSequences

28
core/src/main/java/org/apache/druid/java/util/common/guava/ParallelMergeCombiningSequence.java
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@ -77,7 +77,6 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
private final int queueSize;
private final boolean hasTimeout;
private final long timeoutAtNanos;
private final int queryPriority; // not currently used :(
private final int yieldAfter;
private final int batchSize;
private final int parallelism;
@ -107,7 +106,6 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
this.combineFn = combineFn;
this.hasTimeout = hasTimeout;
this.timeoutAtNanos = System.nanoTime() + TimeUnit.NANOSECONDS.convert(timeoutMillis, TimeUnit.MILLISECONDS);
this.queryPriority = queryPriority;
this.parallelism = parallelism;
this.yieldAfter = yieldAfter;
this.batchSize = batchSize;
@ -267,6 +265,7 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
* {@link MergeCombineAction} do a final merge combine of all the parallel computed results, again pushing
* {@link ResultBatch} into a {@link BlockingQueue} with a {@link QueuePusher}.
*/
@SuppressWarnings("serial")
private static class MergeCombinePartitioningAction<T> extends RecursiveAction
{
private final List<Sequence<T>> sequences;
@ -321,7 +320,7 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
try {
final int parallelTaskCount = computeNumTasks();
// if we have a small number of sequences to merge, or computed paralellism is too low, do not run in parallel,
// if we have a small number of sequences to merge, or computed parallelism is too low, do not run in parallel,
// just serially perform the merge-combine with a single task
if (parallelTaskCount < 2) {
LOG.debug(
@ -360,6 +359,9 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
catch (Throwable t) {
closeAllCursors(sequenceCursors);
cancellationGizmo.cancel(t);
// Should be the following, but can' change due to lack of
// unit tests.
// out.offer((ParallelMergeCombiningSequence.ResultBatch<T>) ResultBatch.TERMINAL);
out.offer(ResultBatch.TERMINAL);
}
}
@ -449,14 +451,14 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
// running, minus 1 for the task that is running this calculation (as it will be replaced with the parallel tasks)
final int utilizationEstimate = runningThreadCount + submissionCount - 1;
// 'computed parallelism' is the remaineder of the 'max parallelism' less current 'utilization estimate'
// 'computed parallelism' is the remainder of the 'max parallelism' less current 'utilization estimate'
final int computedParallelismForUtilization = maxParallelism - utilizationEstimate;
// try to balance partition size with partition count so we don't end up with layer 2 'final merge' task that has
// significantly more work to do than the layer 1 'parallel' tasks.
final int computedParallelismForSequences = (int) Math.floor(Math.sqrt(sequences.size()));
// compute total number of layer 1 'parallel' tasks, for the utilzation parallelism, subtract 1 as the final merge
// compute total number of layer 1 'parallel' tasks, for the utilization parallelism, subtract 1 as the final merge
// task will take the remaining slot
final int computedOptimalParallelism = Math.min(
computedParallelismForSequences,
@ -484,7 +486,6 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
}
}
/**
* This {@link RecursiveAction} is the work-horse of the {@link ParallelMergeCombiningSequence}, it merge-combines
* a set of {@link BatchedResultsCursor} and produces output to a {@link BlockingQueue} with the help of a
@ -501,6 +502,7 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
* how many times a task has continued executing, and utilized to compute a cumulative moving average of task run time
* per amount yielded in order to 'smooth' out the continual adjustment.
*/
@SuppressWarnings("serial")
private static class MergeCombineAction<T> extends RecursiveAction
{
private final PriorityQueue<BatchedResultsCursor<T>> pQueue;
@ -539,6 +541,7 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
this.cancellationGizmo = cancellationGizmo;
}
@SuppressWarnings("unchecked")
@Override
protected void compute()
{
@ -682,6 +685,7 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
* majority of its time will be spent managed blocking until results are ready for each cursor, or will be incredibly
* short lived if all inputs are already available.
*/
@SuppressWarnings("serial")
private static class PrepareMergeCombineInputsAction<T> extends RecursiveAction
{
private final List<BatchedResultsCursor<T>> partition;
@ -717,6 +721,7 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
this.cancellationGizmo = cancellationGizmo;
}
@SuppressWarnings("unchecked")
@Override
protected void compute()
{
@ -757,7 +762,6 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
}
}
/**
* {@link ForkJoinPool} friendly {@link BlockingQueue} feeder, adapted from 'QueueTaker' of Java documentation on
* {@link ForkJoinPool.ManagedBlocker},
@ -816,7 +820,6 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
}
}
/**
* Holder object for an ordered batch of results from a sequence. Batching the results vastly reduces the amount of
* blocking that is needed to move results between stages of {@link MergeCombineAction} done in parallel, allowing
@ -824,6 +827,7 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
*/
static class ResultBatch<E>
{
@SuppressWarnings("rawtypes")
static final ResultBatch TERMINAL = new ResultBatch();
@Nullable
@ -893,7 +897,6 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
}
}
/**
* {@link ForkJoinPool} friendly conversion of {@link Sequence} to {@link Yielder< ResultBatch >}
*/
@ -934,7 +937,6 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
}
}
/**
* Provides a higher level cursor interface to provide individual results out {@link ResultBatch} provided by
* a {@link Yielder} or {@link BlockingQueue}. This is the mechanism that powers {@link MergeCombineAction}, where
@ -985,6 +987,7 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
return ordering.compare(get(), o.get());
}
@SuppressWarnings({ "rawtypes", "unchecked" })
@Override
public boolean equals(Object o)
{
@ -1001,7 +1004,6 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
}
}
/**
* {@link BatchedResultsCursor} that wraps a {@link Yielder} of {@link ResultBatch} to provide individual rows
* of the result batch.
@ -1072,7 +1074,6 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
}
}
/**
* {@link BatchedResultsCursor} that wraps a {@link BlockingQueue} of {@link ResultBatch} to provide individual
* rows from the result batch.
@ -1155,7 +1156,6 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
}
}
/**
* Token to allow any {@link RecursiveAction} signal the others and the output sequence that something bad happened
* and processing should cancel, such as a timeout or connection loss.
@ -1266,7 +1266,7 @@ public class ParallelMergeCombiningSequence<T> extends YieldingSequenceBase<T>
}
/**
* Holder to accumlate metrics for all work done {@link ParallelMergeCombiningSequence}, containing layer 1 task
* Holder to accumulate metrics for all work done {@link ParallelMergeCombiningSequence}, containing layer 1 task
* metrics in {@link #partitionMetrics} and final merge task metrics in {@link #mergeMetrics}, in order to compute
* {@link MergeCombineMetrics} after the {@link ParallelMergeCombiningSequence} is completely consumed.
*/

2
core/src/main/java/org/apache/druid/query/SegmentDescriptor.java
View File

@ -29,7 +29,7 @@ import org.joda.time.Interval;
* number. It's used where the data source, another essential part of {@link org.apache.druid.timeline.SegmentId}
* is determined by the context (e. g. in org.apache.druid.client.CachingClusteredClient, where SegmentDescriptor is
* used when Brokers tell data servers which segments to include for a particular query) and where having lean JSON
* representations is important, because it's actively transferred detween Druid nodes. It's also for this reason that
* representations is important, because it's actively transferred between Druid nodes. It's also for this reason that
* the JSON field names of SegmentDescriptor are abbreviated.
*/
public class SegmentDescriptor

2
core/src/test/java/org/apache/druid/guice/JsonConfiguratorTest.java
View File

@ -107,7 +107,7 @@ public class JsonConfiguratorTest
}
@Test
public void testsimpleConfigurate()
public void testSimpleConfigurate()
{
final JsonConfigurator configurator = new JsonConfigurator(mapper, validator);
properties.setProperty(PROP_PREFIX + "prop1", "prop1");

3
extensions-core/datasketches/src/test/java/org/apache/druid/query/aggregation/datasketches/hll/sql/HllSketchSqlAggregatorTest.java
View File

@ -28,6 +28,7 @@ import org.apache.druid.common.config.NullHandling;
import org.apache.druid.java.util.common.StringUtils;
import org.apache.druid.java.util.common.granularity.Granularities;
import org.apache.druid.java.util.common.granularity.PeriodGranularity;
import org.apache.druid.query.BaseQuery;
import org.apache.druid.query.Druids;
import org.apache.druid.query.QueryDataSource;
import org.apache.druid.query.aggregation.CountAggregatorFactory;
@ -295,7 +296,7 @@ public class HllSketchSqlAggregatorTest extends BaseCalciteQueryTest
ImmutableMap.of(
TimeseriesQuery.SKIP_EMPTY_BUCKETS,
true,
"sqlQueryId",
BaseQuery.SQL_QUERY_ID,
"dummy"
),
"d0"

4
indexing-service/src/test/java/org/apache/druid/indexing/common/task/CompactionTaskTest.java
View File

@ -1332,6 +1332,7 @@ public class CompactionTaskTest
RETRY_POLICY_FACTORY
);
@SuppressWarnings("unused")
final CompactionTask task = builder
.interval(Intervals.of("2000-01-01/2000-01-01"))
.build();
@ -2012,6 +2013,7 @@ public class CompactionTaskTest
this.segments = segments;
}
@SuppressWarnings("unchecked")
@Override
public <RetType> RetType submit(TaskAction<RetType> taskAction)
{
@ -2160,7 +2162,7 @@ public class CompactionTaskTest
}
@Override
public SettableColumnValueSelector makeNewSettableColumnValueSelector()
public SettableColumnValueSelector<?> makeNewSettableColumnValueSelector()
{
return null;
}

5
integration-tests/src/test/java/org/apache/druid/tests/query/ITSqlCancelTest.java
View File

@ -25,6 +25,7 @@ import com.google.inject.Inject;
import org.apache.druid.java.util.common.ISE;
import org.apache.druid.java.util.common.RE;
import org.apache.druid.java.util.http.client.response.StatusResponseHolder;
import org.apache.druid.query.BaseQuery;
import org.apache.druid.query.QueryException;
import org.apache.druid.query.QueryInterruptedException;
import org.apache.druid.sql.http.SqlQuery;
@ -88,7 +89,7 @@ public class ITSqlCancelTest
queryResponseFutures.add(
sqlClient.queryAsync(
sqlHelper.getQueryURL(config.getRouterUrl()),
new SqlQuery(QUERY, null, false, false, false, ImmutableMap.of("sqlQueryId", queryId), null)
new SqlQuery(QUERY, null, false, false, false, ImmutableMap.of(BaseQuery.SQL_QUERY_ID, queryId), null)
)
);
}
@ -125,7 +126,7 @@ public class ITSqlCancelTest
final Future<StatusResponseHolder> queryResponseFuture = sqlClient
.queryAsync(
sqlHelper.getQueryURL(config.getRouterUrl()),
new SqlQuery(QUERY, null, false, false, false, ImmutableMap.of("sqlQueryId", "validId"), null)
new SqlQuery(QUERY, null, false, false, false, ImmutableMap.of(BaseQuery.SQL_QUERY_ID, "validId"), null)
);
// Wait until the sqlLifecycle is authorized and registered

4
processing/src/main/java/org/apache/druid/query/QueryContexts.java
View File

@ -56,8 +56,8 @@ public class QueryContexts
public static final String JOIN_FILTER_REWRITE_VALUE_COLUMN_FILTERS_ENABLE_KEY = "enableJoinFilterRewriteValueColumnFilters";
public static final String REWRITE_JOIN_TO_FILTER_ENABLE_KEY = "enableRewriteJoinToFilter";
public static final String JOIN_FILTER_REWRITE_MAX_SIZE_KEY = "joinFilterRewriteMaxSize";
// This flag control whether a sql join query with left scan should be attempted to be run as direct table access
// instead of being wrapped inside a query. With direct table access enabled, druid can push down the join operation to
// This flag controls whether a SQL join query with left scan should be attempted to be run as direct table access
// instead of being wrapped inside a query. With direct table access enabled, Druid can push down the join operation to
// data servers.
public static final String SQL_JOIN_LEFT_SCAN_DIRECT = "enableJoinLeftTableScanDirect";
public static final String USE_FILTER_CNF_KEY = "useFilterCNF";

22
processing/src/main/java/org/apache/druid/query/QueryMetrics.java
View File

@ -262,31 +262,51 @@ public interface QueryMetrics<QueryType extends Query<?>>
/**
* Registers "query time" metric.
*
* Measures the time between a Jetty thread starting to handle a query, and the response being fully written to
* the response output stream. Does not include time spent waiting in a queue before the query runs.
*/
QueryMetrics<QueryType> reportQueryTime(long timeNs);
/**
* Registers "query bytes" metric.
*
* Measures the total number of bytes written by the query server thread to the response output stream.
*
* Emitted once per query.
*/
QueryMetrics<QueryType> reportQueryBytes(long byteCount);
/**
* Registeres "segments queried count" metric.
* Registers "segments queried count" metric.
*/
QueryMetrics<QueryType> reportQueriedSegmentCount(long segmentCount);
/**
* Registers "wait time" metric.
*
* Measures the total time segment-processing runnables spent waiting for execution in the processing thread pool.
*
* Emitted once per segment.
*/
QueryMetrics<QueryType> reportWaitTime(long timeNs);
/**
* Registers "segment time" metric.
*
* Measures the total wall-clock time spent operating on segments in processing threads.
*
* Emitted once per segment.
*/
QueryMetrics<QueryType> reportSegmentTime(long timeNs);
/**
* Registers "segmentAndCache time" metric.
*
* Measures the total wall-clock time spent in processing threads, either operating on segments or retrieving items
* from cache.
*
* Emitted once per segment.
*/
QueryMetrics<QueryType> reportSegmentAndCacheTime(long timeNs);

1
processing/src/main/java/org/apache/druid/query/filter/Filter.java
View File

@ -83,7 +83,6 @@ public interface Filter
*/
double estimateSelectivity(BitmapIndexSelector indexSelector);
/**
* Get a ValueMatcher that applies this filter to row values.
*

2
processing/src/main/java/org/apache/druid/query/filter/FilterTuning.java
View File

@ -27,7 +27,7 @@ import javax.annotation.Nullable;
import java.util.Objects;
/**
* This class provides a mechansim to influence whether or not indexes are used for a {@link Filter} during processing
* This class provides a mechanism to influence whether or not indexes are used for a {@link Filter} during processing
* by {@link org.apache.druid.segment.QueryableIndexStorageAdapter#analyzeFilter} (i.e. will a {@link Filter} be a "pre"
* filter in which we union indexes for all values that match the filter to create a
* {@link org.apache.druid.segment.BitmapOffset}/{@link org.apache.druid.segment.vector.BitmapVectorOffset}, or will it

4
processing/src/main/java/org/apache/druid/query/metadata/metadata/SegmentAnalysis.java
View File

@ -34,11 +34,11 @@ public class SegmentAnalysis implements Comparable<SegmentAnalysis>
{
/**
* Segment id is stored as a String rather than {@link org.apache.druid.timeline.SegmentId}, because when a
* SegmentAnalysis object is sent across Druid nodes, on the reciever (deserialization) side it's impossible to
* SegmentAnalysis object is sent across Druid nodes, on the receiver (deserialization) side it's impossible to
* unambiguously convert a segment id string (as transmitted in the JSON format) back into a {@code SegmentId} object
* ({@link org.apache.druid.timeline.SegmentId#tryParse} javadoc explains that ambiguities in details). It would be
* fine to have the type of this field of Object, setting it to {@code SegmentId} on the sender side and remaining as
* a String on the reciever side, but it's even less type-safe than always storing the segment id as a String.
* a String on the receiver side, but it's even less type-safe than always storing the segment id as a String.
*/
private final String id;
private final List<Interval> interval;

2
processing/src/main/java/org/apache/druid/segment/QueryableIndex.java
View File

@ -48,7 +48,7 @@ public interface QueryableIndex extends ColumnSelector, Closeable
* The close method shouldn't actually be here as this is nasty. We will adjust it in the future.
* @throws IOException if an exception was thrown closing the index
*/
//@Deprecated // This is still required for SimpleQueryableIndex. It should not go away unitl SimpleQueryableIndex is fixed
//@Deprecated // This is still required for SimpleQueryableIndex. It should not go away until SimpleQueryableIndex is fixed
@Override
void close();
}

7
processing/src/main/java/org/apache/druid/segment/data/Indexed.java
View File

@ -26,6 +26,13 @@ import org.apache.druid.query.monomorphicprocessing.HotLoopCallee;
import javax.annotation.Nullable;
import java.util.Comparator;
/**
* Indexed is a fixed-size, immutable, indexed set of values which allows
* locating a specific index via an exact match, the semantics of which are defined
* by the implementation. The indexed is ordered, and may contain duplicate values.
*
* @param <T> the type of the value
*/
@PublicApi
public interface Indexed<T> extends Iterable<T>, HotLoopCallee
{

1
processing/src/main/java/org/apache/druid/segment/virtual/ListFilteredVirtualColumn.java
View File

@ -257,6 +257,7 @@ public class ListFilteredVirtualColumn implements VirtualColumn
{
return delegate.getBitmap(idMapping.getReverseId(idx));
}
@Override
public int getCardinality()
{

10
processing/src/test/java/org/apache/druid/query/datasourcemetadata/DataSourceMetadataQueryTest.java
View File

@ -62,12 +62,12 @@ public class DataSourceMetadataQueryTest
@Test
public void testQuerySerialization() throws IOException
{
Query query = Druids.newDataSourceMetadataQueryBuilder()
Query<?> query = Druids.newDataSourceMetadataQueryBuilder()
.dataSource("testing")
.build();
String json = JSON_MAPPER.writeValueAsString(query);
Query serdeQuery = JSON_MAPPER.readValue(json, Query.class);
Query<?> serdeQuery = JSON_MAPPER.readValue(json, Query.class);
Assert.assertEquals(query, serdeQuery);
}
@ -93,7 +93,7 @@ public class DataSourceMetadataQueryTest
final ObjectMapper mapper = new DefaultObjectMapper();
final Query serdeQuery = mapper.readValue(
final Query<?> serdeQuery = mapper.readValue(
mapper.writeValueAsBytes(
mapper.readValue(
mapper.writeValueAsString(
@ -103,7 +103,7 @@ public class DataSourceMetadataQueryTest
), Query.class
);
Assert.assertEquals(1, serdeQuery.getContextValue(QueryContexts.PRIORITY_KEY));
Assert.assertEquals((Integer) 1, serdeQuery.getContextValue(QueryContexts.PRIORITY_KEY));
Assert.assertEquals(true, serdeQuery.getContextValue("useCache"));
Assert.assertEquals("true", serdeQuery.getContextValue("populateCache"));
Assert.assertEquals(true, serdeQuery.getContextValue("finalize"));
@ -232,7 +232,7 @@ public class DataSourceMetadataQueryTest
);
Assert.assertEquals(segments.size(), 2);
// should only have the latest segments.
// should only have the latest segments.
List<LogicalSegment> expected = Arrays.asList(
new LogicalSegment()
{

2
server/src/main/java/org/apache/druid/client/selector/QueryableDruidServer.java
View File

@ -24,7 +24,7 @@ import org.apache.druid.query.QueryRunner;
/**
*/
public class QueryableDruidServer<T extends QueryRunner>
public class QueryableDruidServer<T extends QueryRunner<?>>
{
private final DruidServer server;
private final T queryRunner;

3
server/src/main/java/org/apache/druid/client/selector/ServerSelector.java
View File

@ -22,6 +22,7 @@ package org.apache.druid.client.selector;
import it.unimi.dsi.fastutil.ints.Int2ObjectRBTreeMap;
import org.apache.druid.client.DataSegmentInterner;
import org.apache.druid.query.Query;
import org.apache.druid.query.QueryRunner;
import org.apache.druid.server.coordination.DruidServerMetadata;
import org.apache.druid.server.coordination.ServerType;
import org.apache.druid.timeline.DataSegment;
@ -161,7 +162,7 @@ public class ServerSelector implements Overshadowable<ServerSelector>
}
@Nullable
public <T> QueryableDruidServer pick(@Nullable Query<T> query)
public <T> QueryableDruidServer<? extends QueryRunner<T>> pick(@Nullable Query<T> query)
{
synchronized (this) {
if (!historicalServers.isEmpty()) {

1
server/src/main/java/org/apache/druid/server/log/FileRequestLoggerProvider.java
View File

@ -49,7 +49,6 @@ public class FileRequestLoggerProvider implements RequestLoggerProvider
@NotNull
private ScheduledExecutorFactory factory = null;
@JacksonInject
@NotNull
@Json

3
server/src/main/java/org/apache/druid/server/log/LoggingRequestLogger.java
View File

@ -23,6 +23,7 @@ import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.collect.ImmutableList;
import org.apache.druid.java.util.common.StringUtils;
import org.apache.druid.java.util.common.logger.Logger;
import org.apache.druid.query.BaseQuery;
import org.apache.druid.query.Query;
import org.apache.druid.query.TableDataSource;
import org.apache.druid.server.RequestLogLine;
@ -60,7 +61,7 @@ public class LoggingRequestLogger implements RequestLogger
try {
final Query query = requestLogLine.getQuery();
MDC.put("queryId", query.getId());
MDC.put("sqlQueryId", StringUtils.nullToEmptyNonDruidDataString(query.getSqlQueryId()));
MDC.put(BaseQuery.SQL_QUERY_ID, StringUtils.nullToEmptyNonDruidDataString(query.getSqlQueryId()));
MDC.put("dataSource", String.join(",", query.getDataSource().getTableNames()));
MDC.put("queryType", query.getType());
MDC.put("isNested", String.valueOf(!(query.getDataSource() instanceof TableDataSource)));

2
server/src/main/java/org/apache/druid/server/log/RequestLoggerProvider.java
View File

@ -23,7 +23,7 @@ import com.fasterxml.jackson.annotation.JsonTypeInfo;
import com.google.inject.Provider;
/**
* A Marker interface for things that can provide a RequestLogger. This can be combined with jackson polymorphic serde
* A Marker interface for things that can provide a RequestLogger. This can be combined with Jackson polymorphic serde
* to provide new RequestLogger implementations as plugins.
*/
@JsonTypeInfo(use = JsonTypeInfo.Id.NAME, property = "type")

2
sql/src/main/java/org/apache/druid/sql/calcite/planner/DruidPlanner.java
View File

@ -153,7 +153,7 @@ public class DruidPlanner implements Closeable
}
/**
* Prepare an SQL query for execution, including some initial parsing and validation and any dyanmic parameter type
* Prepare an SQL query for execution, including some initial parsing and validation and any dynamic parameter type
* resolution, to support prepared statements via JDBC.
*
* In some future this could perhaps re-use some of the work done by {@link #validate()}

3
sql/src/main/java/org/apache/druid/sql/calcite/planner/PlannerContext.java
View File

@ -32,6 +32,7 @@ import org.apache.druid.java.util.common.DateTimes;
import org.apache.druid.java.util.common.ISE;
import org.apache.druid.java.util.common.Numbers;
import org.apache.druid.math.expr.ExprMacroTable;
import org.apache.druid.query.BaseQuery;
import org.apache.druid.server.security.Access;
import org.apache.druid.server.security.AuthenticationResult;
import org.apache.druid.server.security.ResourceAction;
@ -57,7 +58,7 @@ import java.util.concurrent.CopyOnWriteArrayList;
public class PlannerContext
{
// query context keys
public static final String CTX_SQL_QUERY_ID = "sqlQueryId";
public static final String CTX_SQL_QUERY_ID = BaseQuery.SQL_QUERY_ID;
public static final String CTX_SQL_CURRENT_TIMESTAMP = "sqlCurrentTimestamp";
public static final String CTX_SQL_TIME_ZONE = "sqlTimeZone";
public static final String CTX_SQL_STRINGIFY_ARRAYS = "sqlStringifyArrays";

3
sql/src/test/java/org/apache/druid/sql/avatica/DruidAvaticaHandlerTest.java
View File

@ -48,6 +48,7 @@ import org.apache.druid.java.util.common.StringUtils;
import org.apache.druid.java.util.common.io.Closer;
import org.apache.druid.java.util.emitter.service.ServiceEmitter;
import org.apache.druid.math.expr.ExprMacroTable;
import org.apache.druid.query.BaseQuery;
import org.apache.druid.query.QueryRunnerFactoryConglomerate;
import org.apache.druid.server.QueryLifecycleFactory;
import org.apache.druid.server.QueryScheduler;
@ -232,7 +233,7 @@ public abstract class DruidAvaticaHandlerTest extends CalciteTestBase
final Properties propertiesLosAngeles = new Properties();
propertiesLosAngeles.setProperty("sqlTimeZone", "America/Los_Angeles");
propertiesLosAngeles.setProperty("user", "regularUserLA");
propertiesLosAngeles.setProperty("sqlQueryId", DUMMY_SQL_QUERY_ID);
propertiesLosAngeles.setProperty(BaseQuery.SQL_QUERY_ID, DUMMY_SQL_QUERY_ID);
clientLosAngeles = DriverManager.getConnection(url, propertiesLosAngeles);
}

11
sql/src/test/java/org/apache/druid/sql/http/SqlResourceTest.java
View File

@ -45,6 +45,7 @@ import org.apache.druid.java.util.common.guava.Sequence;
import org.apache.druid.java.util.common.io.Closer;
import org.apache.druid.java.util.emitter.service.ServiceEmitter;
import org.apache.druid.math.expr.ExprMacroTable;
import org.apache.druid.query.BaseQuery;
import org.apache.druid.query.Query;
import org.apache.druid.query.QueryCapacityExceededException;
import org.apache.druid.query.QueryContexts;
@ -1129,7 +1130,7 @@ public class SqlResourceTest extends CalciteTestBase
false,
false,
false,
ImmutableMap.of("maxMergingDictionarySize", 1, "sqlQueryId", "id"),
ImmutableMap.of("maxMergingDictionarySize", 1, BaseQuery.SQL_QUERY_ID, "id"),
null
)
).lhs;
@ -1147,7 +1148,7 @@ public class SqlResourceTest extends CalciteTestBase
String errorMessage = "This will be support in Druid 9999";
SqlQuery badQuery = EasyMock.createMock(SqlQuery.class);
EasyMock.expect(badQuery.getQuery()).andReturn("SELECT ANSWER TO LIFE");
EasyMock.expect(badQuery.getContext()).andReturn(ImmutableMap.of("sqlQueryId", "id"));
EasyMock.expect(badQuery.getContext()).andReturn(ImmutableMap.of(BaseQuery.SQL_QUERY_ID, "id"));
EasyMock.expect(badQuery.getParameterList()).andThrow(new QueryUnsupportedException(errorMessage));
EasyMock.replay(badQuery);
final QueryException exception = doPost(badQuery).lhs;
@ -1291,7 +1292,7 @@ public class SqlResourceTest extends CalciteTestBase
false,
false,
false,
ImmutableMap.of("priority", -5, "sqlQueryId", sqlQueryId),
ImmutableMap.of("priority", -5, BaseQuery.SQL_QUERY_ID, sqlQueryId),
null
),
makeRegularUserReq()
@ -1332,7 +1333,7 @@ public class SqlResourceTest extends CalciteTestBase
public void testQueryTimeoutException() throws Exception
{
final String sqlQueryId = "timeoutTest";
Map<String, Object> queryContext = ImmutableMap.of(QueryContexts.TIMEOUT_KEY, 1, "sqlQueryId", sqlQueryId);
Map<String, Object> queryContext = ImmutableMap.of(QueryContexts.TIMEOUT_KEY, 1, BaseQuery.SQL_QUERY_ID, sqlQueryId);
final QueryException timeoutException = doPost(
new SqlQuery(
"SELECT CAST(__time AS DATE), dim1, dim2, dim3 FROM druid.foo GROUP by __time, dim1, dim2, dim3 ORDER BY dim2 DESC",
@ -1483,7 +1484,7 @@ public class SqlResourceTest extends CalciteTestBase
private static SqlQuery createSimpleQueryWithId(String sqlQueryId, String sql)
{
return new SqlQuery(sql, null, false, false, false, ImmutableMap.of("sqlQueryId", sqlQueryId), null);
return new SqlQuery(sql, null, false, false, false, ImmutableMap.of(BaseQuery.SQL_QUERY_ID, sqlQueryId), null);
}
private Pair<QueryException, List<Map<String, Object>>> doPost(final SqlQuery query) throws Exception