Druid Development

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Migration notice

We have migrated our development list to dev@druid.apache.org as part of our overall migration to the Apache Incubator. Please subscribe to our new mailing list by emailing dev-subscribe@druid.apache.org and post new messages there. You can also check out archives of the new lists at: https://lists.apache.org/list.html?dev@druid.apache.org.

Thanks for your interest in Druid development, and see you in Apache!

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5/3/18

Development mailing list migration

I left out the part where I say the actual email address of the new mailing list :) It's dev@

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Development mailing list migration

I left out the part where I say the actual email address of the new mailing list :) It's dev@

5/3/18

Pawan Goyal, Gian Merlino2

5/3/18

HiveException: java.lang.NullPointerException: cache

Hi Pawan, This would be a better question for the Hive community. Gian On Tue, Apr 10, 2018 at 4:21

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HiveException: java.lang.NullPointerException: cache

Hi Pawan, This would be a better question for the Hive community. Gian On Tue, Apr 10, 2018 at 4:21

5/3/18

Vigneshwar V, Gian Merlino2

5/3/18

Setting up druid cluster

Hi Vigneshwar, This would be a better question for the druid-user list (druid...@googlegroups.com).

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Setting up druid cluster

Hi Vigneshwar, This would be a better question for the druid-user list (druid...@googlegroups.com).

5/3/18

Matt Dantas-McCutcheon, Gian Merlino4

5/3/18

Query performance aka "why is it slow" - count(distinct()) + group by

Hi Matt, This would be a better question for the druid-user list (druid...@googlegroups.com). One

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Query performance aka "why is it slow" - count(distinct()) + group by

Hi Matt, This would be a better question for the druid-user list (druid...@googlegroups.com). One

5/3/18

justmail...@gmail.com, Gian Merlino2

5/3/18

Error while creating druid table

Hi Sandeep, This looks like a better question for the Hive community. Gian On Thu, Apr 19, 2018 at 9:

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Error while creating druid table

Hi Sandeep, This looks like a better question for the Hive community. Gian On Thu, Apr 19, 2018 at 9:

5/3/18

ds.al...@gmail.com, Gian Merlino2

5/3/18

Future timestamp on segments

Hello, This would be a better question for the druid-user list (druid...@googlegroups.com).

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Future timestamp on segments

Hello, This would be a better question for the druid-user list (druid...@googlegroups.com).

5/3/18

Ilya Bochkov, Gian Merlino3

5/3/18

Druid.io: update/override existing data via streams from Kafka (Druid Kafka indexing service)

Hi Ilya, Kafka-based indexing is append only, so it's not possible to do updates that originate

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Druid.io: update/override existing data via streams from Kafka (Druid Kafka indexing service)

Hi Ilya, Kafka-based indexing is append only, so it's not possible to do updates that originate

5/3/18

Avinash Kumar, Jonathan Wei2

4/27/18

Loading avro files from an S3 bucket for ingestion into druid

It seems like you're running a non-official Druid build: > druid-indexing-service-0.11.1-

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Loading avro files from an S3 bucket for ingestion into druid

It seems like you're running a non-official Druid build: > druid-indexing-service-0.11.1-

4/27/18

Maxime Vanmeerbeck, … ravi ranjan38

4/27/18

Monitoring Druid

Hi Folks, I am new to Druid database. I wanted to setup monitoring for druid. Can someone let me know

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Monitoring Druid

Hi Folks, I am new to Druid database. I wanted to setup monitoring for druid. Can someone let me know

4/27/18

Jonathan Wei, … Sohel Sarder7

4/22/18

Druid 0.12.0 release

Hi Team, Thanks for great work and improvements, I was trying to use druid version 0.12.0 and using

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Druid 0.12.0 release

Hi Team, Thanks for great work and improvements, I was trying to use druid version 0.12.0 and using

4/22/18

Gian Merlino, … Jihoon Son4

4/17/18

Dev list migration

BTW, probably we need to use Apache email address instead of personal ones to make individual's

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Dev list migration

BTW, probably we need to use Apache email address instead of personal ones to make individual's

4/17/18

Prashant Deva, … Gian Merlino10

4/17/18

consider doing a 0.12.1 release

Hi to people following the druid-development version of this thread, Please follow the thread on dev@

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consider doing a 0.12.1 release

Hi to people following the druid-development version of this thread, Please follow the thread on dev@

4/17/18

4/17/18

Today's dev sync

https://hangouts.google.com/hangouts/_/calendar/Z2lhbm1lcmxpbm9AZ21haWwuY29t.

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Today's dev sync

https://hangouts.google.com/hangouts/_/calendar/Z2lhbm1lcmxpbm9AZ21haWwuY29t.

4/17/18

Gian Merlino, … Maxime Beauchemin31

4/16/18

Apache migration logistics

Oh cool, I didn't realize that. We should stick to https://druid.apache.org/ then. Gian On Mon,

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Apache migration logistics

Oh cool, I didn't realize that. We should stick to https://druid.apache.org/ then. Gian On Mon,

4/16/18

Suhas, Gian Merlino3

4/12/18

Skipping Empty Buckets feature

Good thing you asked, Gian. I don't expect it to traverse all buckets and find all groups, and

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Skipping Empty Buckets feature

Good thing you asked, Gian. I don't expect it to traverse all buckets and find all groups, and

4/12/18

Sameer Paradkar

4/11/18

druid update existing data (metric)

Hi - I am currently having issues ingesting multiple files in druid (especially having issues with

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druid update existing data (metric)

Hi - I am currently having issues ingesting multiple files in druid (especially having issues with

4/11/18

prashant kumar, Pawan Goyal2

4/10/18

Hive druid integration error.

use below command to add the jar to the classpath. hive --auxpath /usr/local/Cellar/hive/2.3.1/

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Hive druid integration error.

use below command to add the jar to the classpath. hive --auxpath /usr/local/Cellar/hive/2.3.1/

4/10/18

Jesus Camacho Rodriguez, … Pawan Goyal7

4/10/18

Hive and Druid integration

use below command to add jar to the classpath hive --auxpath /usr/local/Cellar/hive/2.3.1/libexec/lib

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Hive and Druid integration

use below command to add jar to the classpath hive --auxpath /usr/local/Cellar/hive/2.3.1/libexec/lib

4/10/18

Prashant Deva, Gian Merlino2

4/9/18

redis cache should be a core druid extension

Hi Prashant, The only real difference between core and contrib extensions is that contrib extensions

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redis cache should be a core druid extension

Hi Prashant, The only real difference between core and contrib extensions is that contrib extensions

4/9/18

Sai Chandu, Gian Merlino4

4/9/18

Druid-0.12 with Tranquility

Hi Sai, Try checking out the tips under "No data is showing up in Druid, even though events seem

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Druid-0.12 with Tranquility

Hi Sai, Try checking out the tips under "No data is showing up in Druid, even though events seem

4/9/18

pala.m...@airbnb.com, Gian Merlino5

4/9/18

Load rule doesn't honor intervals properly

Looks like it is under review right now. Thanks for the patch. Gian On Sun, Apr 8, 2018 at 8:04 PM,

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Load rule doesn't honor intervals properly

Looks like it is under review right now. Thanks for the patch. Gian On Sun, Apr 8, 2018 at 8:04 PM,

4/9/18

Anuj, … Gian Merlino4

4/9/18

Druid ingestion task failing randomly

Hi Sai, It could be because your realtime tasks are not able to start up. Try verifying that handoff

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Druid ingestion task failing randomly

Hi Sai, It could be because your realtime tasks are not able to start up. Try verifying that handoff

4/9/18

anki...@axxonet.net, Gian Merlino2

4/6/18

how do I update druid

Hi Ankita, We have some docs here: http://druid.io/docs/latest/operations/rolling-updates.html Gian

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how do I update druid

Hi Ankita, We have some docs here: http://druid.io/docs/latest/operations/rolling-updates.html Gian

4/6/18

Prashant Deva, … Gian Merlino6

4/6/18

'taskDuration' in Kafka Indexing Service causes more problems than it solves

Hi Prashant, Fwiw, even in an ideal world where tasks ran forever (which I do think we want to get to

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'taskDuration' in Kafka Indexing Service causes more problems than it solves

Hi Prashant, Fwiw, even in an ideal world where tasks ran forever (which I do think we want to get to

4/6/18

shang...@bytedance.com, … Gian Merlino3

4/6/18

Can I use tranquility with druid-0.12.0?

Yes, it works fine. Gian On Thu, Apr 5, 2018 at 2:16 AM, Gaurav Shah <gau...@poshmark.com>

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Can I use tranquility with druid-0.12.0?

Yes, it works fine. Gian On Thu, Apr 5, 2018 at 2:16 AM, Gaurav Shah <gau...@poshmark.com>

4/6/18

Julian Hyde, … Gaurav Shah5

4/5/18

Fwd: [RESULT] [VOTE] Accept Druid into the Apache Incubator

Congratulations!!! On Wednesday, February 28, 2018 at 5:56:02 PM UTC-8, Kevin Conaway wrote:

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Fwd: [RESULT] [VOTE] Accept Druid into the Apache Incubator

Congratulations!!! On Wednesday, February 28, 2018 at 5:56:02 PM UTC-8, Kevin Conaway wrote:

4/5/18

GunWoo Kim, … Saravana Soundararajan5

4/4/18

Segment Handoff failed with too large for storage exception

After seeing a similar error in Druid historical Caused by: com.metamx.common.ISE: Segment[

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Segment Handoff failed with too large for storage exception

After seeing a similar error in Druid historical Caused by: com.metamx.common.ISE: Segment[

4/4/18

Jihoon Son, … Jihoon Son3

3/31/18

Questions about Public API

Thanks. Should I send this email to the Apache mailing list as well? Jihoon 2018년 3월 30일 (금) 오후 1:58,

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Questions about Public API

Thanks. Should I send this email to the Apache mailing list as well? Jihoon 2018년 3월 30일 (금) 오후 1:58,

3/31/18

Prashant Deva, Gian Merlino2

3/31/18

any reason to still keep overlord as separate node?

Hi Prashant, The only issue that I can think of is that in some (super large) clusters, the

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any reason to still keep overlord as separate node?

Hi Prashant, The only issue that I can think of is that in some (super large) clusters, the

3/31/18

Fangjin Yang, … cal...@snapchat.com165

3/27/18

Weekly Druid Dev Sync

Announcement this week went to d...@druid.apache.org Please make sure you are subscribed to that

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Weekly Druid Dev Sync

Announcement this week went to d...@druid.apache.org Please make sure you are subscribed to that

3/27/18

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