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### Affected Version
master
### Description
When trying to resolve an attribute via a lookup at ingestion time I get the following error:
```
2019-05-21T21:06:54,247 ERROR [KafkaSuperv…
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# Motivation
Join is a very popular and useful query type for OLAP. Druid currently doesn't support join due to [performance and complexity issues](http://druid.io/docs/latest/querying/joins.html).…
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Apache Druid 0.14.0-incubating contains over 200 new features, performance/stability/documentation improvements, and bug fixes from 54 contributors. Major new features and improvements include:
- N…
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DRAFT
=====
Highlights
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### Fili Security Added!
Relase security module for fili data security filters. Created `ChainingRequestMapper`, and a set of mappers for gatekeeping on s…
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Currently `networkaddress.cache.ttl` is unset, defaulting to -1.
This is causing an infinite caching time of an address from DNS.
(https://docs.aws.amazon.com/sdk-for-java/v1/developer-guide/java-dg…
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In the discussion below, "node" is a druid process that that is part of a lookup-tier and coordinator is supposed to propagate appropriate lookups to it.
Changes proposed here are suggested to meet…
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Today we have 2 ways to create a druid dimension based on a lookup.
The first one (old way) is as an extraction function `ExtractionFn` and the second is via lookup dimension spec `LookupDimensionSpec…
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A fully qualified path like `druid.storage.storageDirectory=hdfs://vm-hadoop:9000/druid/segments` causes any ingestion tasks to fail.
How would we persist data into a remote hdfs cluster?
The logs a…
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Hello. @jon-wei
I am confused with perform a druid histogram query.
The request body of histogram query like this :
```{
"queryType": "timeseries",
"dataSource": {
"type": "table",
…
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I have been using valet for several years but this week it won't start and gives me errors that I am unable to fix after trying everything I could think of.
The first thing I did after seeing that …