---
---

## Getting Started
  * [Concepts](../design/)
  * [Quickstart](../tutorials/quickstart.html)
  * [Loading Data](../tutorials/ingestion.html)
    * [Loading from Files](../tutorials/tutorial-batch.html)
    * [Loading from Streams](../tutorials/tutorial-streams.html)
    * [Loading from Kafka](../tutorials/tutorial-kafka.html)
  * [Clustering](../tutorials/cluster.html)

## Data Ingestion
  * [Data Formats](../ingestion/data-formats.html)
  * [Data Schema](../ingestion/index.html)
  * [Schema Design](../ingestion/schema-design.html)
  * [Schema Changes](../ingestion/schema-changes.html)
  * [Batch File Ingestion](../ingestion/batch-ingestion.html)
  * [Stream Ingestion](../ingestion/stream-ingestion.html)
    * [Stream Push](../ingestion/stream-push.html)
    * [Stream Pull](../ingestion/stream-pull.html)
  * [Updating Existing Data](../ingestion/update-existing-data.html)
  * [FAQ](../ingestion/faq.html)

## Querying
  * [Overview](../querying/querying.html)
  * [Timeseries](../querying/timeseriesquery.html)
  * [TopN](../querying/topnquery.html)
  * [GroupBy](../querying/groupbyquery.html)
  * [Time Boundary](../querying/timeboundaryquery.html)
  * [Segment Metadata](../querying/segmentmetadataquery.html)
  * [DataSource Metadata](../querying/datasourcemetadataquery.html)
  * [Search](../querying/searchquery.html)
  * [Select](../querying/select-query.html)
  * Components
    * [Datasources](../querying/datasource.html)
    * [Filters](../querying/filters.html)
    * [Aggregations](../querying/aggregations.html)
    * [Post Aggregations](../querying/post-aggregations.html)
    * [Granularities](../querying/granularities.html)
    * [DimensionSpecs](../querying/dimensionspecs.html)
    * [Context](../querying/query-context.html)
  * [SQL](../querying/sql.html)
  * [Joins](../querying/joins.html)
  * [Optimizations](../querying/optimizations.html)
  * [Multitenancy](../querying/multitenancy.html)
  * [Caching](../querying/caching.html)

## Design
  * [Overview](../design/design.html)
  * Storage
    * [Segments](../design/segments.html)
  * Node Types
    * [Historical](../design/historical.html)
    * [Broker](../design/broker.html)
    * [Coordinator](../design/coordinator.html)
    * [Indexing Service](../design/indexing-service.html)
    * [Realtime](../design/realtime.html)
  * Dependencies
    * [Deep Storage](../dependencies/deep-storage.html)
    * [Metadata Storage](../dependencies/metadata-storage.html)
    * [ZooKeeper](../dependencies/zookeeper.html)

## Operations
  * [Good Practices](../operations/recommendations.html)
  * [Including Extensions](../operations/including-extensions.html)
  * [Data Retention](../operations/rule-configuration.html)
  * [Metrics and Monitoring](../operations/metrics.html)
  * [Alerts](../operations/alerts.html)
  * [Updating the Cluster](../operations/rolling-updates.html)
  * [Different Hadoop Versions](../operations/other-hadoop.html)
  * [Performance FAQ](../operations/performance-faq.html)

## Configuration
  * [Common Configuration](../configuration/index.html)
  * [Indexing Service](../configuration/indexing-service.html)
  * [Coordinator](../configuration/coordinator.html)
  * [Historical](../configuration/historical.html)
  * [Broker](../configuration/broker.html)
  * [Realtime](../configuration/realtime.html)
  * [Configuring Logging](../configuration/logging.html)
  * [Production Cluster Configuration](../configuration/production-cluster.html)
  * [Production Hadoop Configuration](../configuration/hadoop.html)
  * [Production Zookeeper Configuration](../configuration/zookeeper.html)

## Development
  * [Overview](../development/overview.html)
  * [Libraries](../development/libraries.html)
  * [Extending Druid](../development/modules.html)
  * [Build From Source](../development/build.html)
  * [Versioning](../development/versioning.html)
  * [Integration](../development/integrating-druid-with-other-technologies.html)
  * Experimental Features
    * [Overview](../development/experimental.html)
    * [Geographic Queries](../development/geo.html)
    * [Approximate Histograms and Quantiles](../development/approximate-histograms.html)
    * [Datasketches](../development/datasketches-aggregators.html)
    * [Router](../development/router.html)
    * [Kafka Simple Consumer Firehose](../development/kafka-simple-consumer-firehose.html)

## Misc
  * [Papers & Talks](../misc/papers-and-talks.html)
  * [Thanks](/thanks.html)