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Merged
maytasm merged 7 commits into from
Jan 14, 2024
Merged

Add SpectatorHistogram extension #15340

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bdfd3ee
Add SpectatorHistogram extension
bsyk Oct 27, 2023
6c9b882
Clarify documentation
bsyk Jan 5, 2024
0f4aaba
Use ColumnValueSelector directly
bsyk Jan 5, 2024
e731059
Apply suggestions from code review
bsyk Jan 9, 2024
373348e
Fix references
bsyk Jan 9, 2024
aa77294
Fix spelling
bsyk Jan 9, 2024
78e0235
Update docs/development/extensions-contrib/spectator-histogram.md
bsyk Jan 9, 2024
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2 changes: 2 additions & 0 deletions distribution/pom.xml
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Expand Up @@ -450,6 +450,8 @@
<argument>org.apache.druid.extensions.contrib:opentelemetry-emitter</argument>
<argument>-c</argument>
<argument>org.apache.druid.extensions:druid-iceberg-extensions</argument>
<argument>-c</argument>
<argument>org.apache.druid.extensions.contrib:druid-spectator-histogram</argument>
</arguments>
</configuration>
</execution>
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1 change: 1 addition & 0 deletions docs/configuration/extensions.md
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Expand Up @@ -100,6 +100,7 @@ All of these community extensions can be downloaded using [pull-deps](../operati
|gce-extensions|GCE Extensions|[link](../development/extensions-contrib/gce-extensions.md)|
|prometheus-emitter|Exposes [Druid metrics](../operations/metrics.md) for Prometheus server collection (https://prometheus.io/)|[link](../development/extensions-contrib/prometheus.md)|
|kubernetes-overlord-extensions|Support for launching tasks in k8s without Middle Managers|[link](../development/extensions-contrib/k8s-jobs.md)|
|druid-spectator-histogram|Support for efficient approximate percentile queries|[link](../development/extensions-contrib/spectator-histogram.md)|

## Promoting community extensions to core extensions

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457 changes: 457 additions & 0 deletions docs/development/extensions-contrib/spectator-histogram.md
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141 changes: 141 additions & 0 deletions extensions-contrib/spectator-histogram/pom.xml
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@@ -0,0 +1,141 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--
~ 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.
-->

<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<parent>
<groupId>org.apache.druid</groupId>
<artifactId>druid</artifactId>
<version>29.0.0-SNAPSHOT</version>
<relativePath>../../pom.xml</relativePath>
</parent>
<modelVersion>4.0.0</modelVersion>

<groupId>org.apache.druid.extensions.contrib</groupId>
<artifactId>druid-spectator-histogram</artifactId>
<name>druid-spectator-histogram</name>
<description>Druid extension for generating histograms based on Netflix's Spectator library</description>

<dependencies>
<dependency>
<groupId>com.netflix.spectator</groupId>
<artifactId>spectator-api</artifactId>
<version>1.7.0</version>
</dependency>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>${guava.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.apache.druid</groupId>
<artifactId>druid-processing</artifactId>
<version>${project.parent.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.google.code.findbugs</groupId>
<artifactId>jsr305</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.google.inject</groupId>
<artifactId>guice</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>it.unimi.dsi</groupId>
<artifactId>fastutil</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>it.unimi.dsi</groupId>
<artifactId>fastutil-core</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.google.errorprone</groupId>
<artifactId>error_prone_annotations</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.apache.druid</groupId>
<artifactId>druid-sql</artifactId>
<version>${project.parent.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.apache.calcite</groupId>
<artifactId>calcite-core</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.apache.druid</groupId>
<artifactId>druid-server</artifactId>
<scope>provided</scope>
<version>${project.parent.version}</version>
</dependency>

<!-- Test Dependencies -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.apache.druid</groupId>
<artifactId>druid-processing</artifactId>
<version>${project.parent.version}</version>
<type>test-jar</type>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.apache.druid</groupId>
<artifactId>druid-server</artifactId>
<version>${project.parent.version}</version>
<type>test-jar</type>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.apache.druid</groupId>
<artifactId>druid-sql</artifactId>
<version>${project.parent.version}</version>
<type>test-jar</type>
<scope>test</scope>
</dependency>
</dependencies>
</project>
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