Apache Druid: a high performance real-time analytics database.
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Parth Agrawal d038237ece
memcached cache: switch to AWS elasticache-java-cluster-client and add TLS support (#14827)
This PR updates the library used for Memcached client to AWS Elasticache Client : https://github.com/awslabs/aws-elasticache-cluster-client-memcached-for-java

This enables us to use the option of encrypting data in transit:
Amazon ElastiCache for Memcached now supports encryption of data in transit

For clusters running the Memcached engine, ElastiCache supports Auto Discovery—the ability for client programs to automatically identify all of the nodes in a cache cluster, and to initiate and maintain connections to all of these nodes.
Benefits of Auto Discovery - Amazon ElastiCache

AWS has forked spymemcached 2.12.1, and has since added all the patches included in 2.12.2 and 2.12.3 as part of the 1.2.0 release. So, this can now be considered as an equivalent drop-in replacement.

GitHub - awslabs/aws-elasticache-cluster-client-memcached-for-java: Amazon ElastiCache Cluster Client for Java - enhanced library to connect to ElastiCache clusters.
https://docs.aws.amazon.com/AWSJavaSDK/latest/javadoc/com/amazonaws/services/elasticache/AmazonElastiCacheClient.html#AmazonElastiCacheClient--

How to enable TLS with Elasticache

On server side:
https://docs.aws.amazon.com/AmazonElastiCache/latest/mem-ug/in-transit-encryption-mc.html#in-transit-encryption-enable-existing-mc

On client side:
GitHub - awslabs/aws-elasticache-cluster-client-memcached-for-java: Amazon ElastiCache Cluster Client for Java - enhanced library to connect to ElastiCache clusters.
2023-10-02 12:51:05 -07:00
.github Build reliablity fixes (#15048) 2023-09-28 12:27:52 -07:00
.idea Ignore misc.xml (#14362) 2023-06-02 12:00:52 +05:30
benchmarks Vectorize earliest aggregator for both numeric and string types (#14408) 2023-09-05 08:41:42 -07:00
cloud Upgrade hibernate validator version to fix CVE-2019-10219 (#14757) 2023-08-14 11:50:51 +05:30
codestyle Upgrade guava version to 31.1-jre (#14767) 2023-08-22 12:09:53 +05:30
dev Updated documentation for OshiSysMonitor (#14912) 2023-09-07 16:54:33 +05:30
distribution Bump com.ibm.icu:icu4j from 55.1 to 73.2 (#14853) 2023-08-18 09:10:39 -04:00
docs memcached cache: switch to AWS elasticache-java-cluster-client and add TLS support (#14827) 2023-10-02 12:51:05 -07:00
examples 202307-notebook-unionall (#14726) 2023-08-21 10:55:58 -07:00
extensions-contrib Adding `"segment/scan/active" metric for processing thread pool. (#15060) 2023-09-29 12:34:28 -07:00
extensions-core Fix missing format strings in calls to DruidException.build (#15056) 2023-09-29 17:00:36 -07:00
helm/druid helm: Add serviceAccounts, rbac, and small fixes (#13747) 2023-02-23 11:42:03 +05:30
hooks Git hooks should fail on errors; pass args to git hooks (#12322) 2022-03-10 09:07:50 +09:00
indexing-hadoop Add support for concurrent batch Append and Replace (#14407) 2023-09-25 07:06:37 +05:30
indexing-service Fix Peon not fail gracefully (#14880) 2023-09-29 12:39:59 -07:00
integration-tests Pass jvm option to write heap dump on out of memory (#15053) 2023-09-29 17:54:53 +05:30
integration-tests-ex Update google client apis to latest version (#14414) 2023-09-11 12:27:23 +05:30
licenses Web console: misc fixes and SQL query re-formatting (#14906) 2023-08-25 15:18:37 -07:00
processing Fix missing format strings in calls to DruidException.build (#15056) 2023-09-29 17:00:36 -07:00
publications De-incubation cleanup in code, docs, packaging (#9108) 2020-01-03 12:33:19 -05:00
server memcached cache: switch to AWS elasticache-java-cluster-client and add TLS support (#14827) 2023-10-02 12:51:05 -07:00
services Fix Peon not fail gracefully (#14880) 2023-09-29 12:39:59 -07:00
sql Correct quotation in drill query files (#15044) 2023-10-02 08:17:15 -07:00
web-console Add option to copy query results directly to clipboard (#14889) 2023-09-19 10:25:39 -07:00
website Revert "SQL: Plan non-equijoin conditions as cross join followed by filter. (#14978)" (#15029) 2023-09-25 11:35:44 -07:00
.asf.yaml .asf.yaml: Add required "repository" field. (#14499) 2023-06-28 15:05:07 -07:00
.backportrc.json Add 0.18.0 to .backportrc.json to facilitate backport. (#9661) 2020-04-11 13:49:04 -07:00
.codecov.yml Use Codecov (#8388) 2019-08-28 08:49:30 -07:00
.dockerignore Add docker container for druid (#6896) 2019-02-08 12:12:28 +00:00
.gitignore Docusaurus2 upgrade for master (#14411) 2023-08-16 19:01:21 -07:00
.lgtm.yml be consistent about referring to the web console by its name (#13118) 2022-09-19 15:02:17 -07:00
CONTRIBUTING.md Document our conventions for writing messages (#13916) 2023-04-03 21:30:20 -07:00
LABELS Fixing security vulnerability check errors (#13956) 2023-03-23 11:10:06 +05:30
LICENSE Adding the PropertyNamingStrategies from jackson for fixing hadoop ingestion (#14671) 2023-08-01 20:02:43 +05:30
NOTICE update NOTICE year, update kafka notice in licenses.yaml (#14299) 2023-05-17 04:32:19 -07:00
README.md Docusaurus2 upgrade for master (#14411) 2023-08-16 19:01:21 -07:00
README.template De-incubation cleanup in code, docs, packaging (#9108) 2020-01-03 12:33:19 -05:00
check_test_suite.py Update Hadoop3 as default build version (#14005) 2023-04-26 12:52:51 +05:30
check_test_suite_test.py remove Travis CI (#13789) 2023-02-10 01:46:56 -08:00
doap_Druid.rdf Fix the created property in DOAP RDF file (#14971) 2023-09-13 06:12:35 -07:00
it.sh Build reliablity fixes (#15048) 2023-09-28 12:27:52 -07:00
licenses.yaml memcached cache: switch to AWS elasticache-java-cluster-client and add TLS support (#14827) 2023-10-02 12:51:05 -07:00
owasp-dependency-check-suppressions.xml skip org.owasp:dependency-check on extensions-contrib modules and suppress false-positive gRPC CVEs (#15026) 2023-09-25 12:14:42 +05:30
pom.xml memcached cache: switch to AWS elasticache-java-cluster-client and add TLS support (#14827) 2023-10-02 12:51:05 -07:00
upload.sh Adding licenses and enable apache-rat-plugin. (#6215) 2018-09-18 08:39:26 -07:00

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Apache Druid

Druid is a high performance real-time analytics database. Druid's main value add is to reduce time to insight and action.

Druid is designed for workflows where fast queries and ingest really matter. Druid excels at powering UIs, running operational (ad-hoc) queries, or handling high concurrency. Consider Druid as an open source alternative to data warehouses for a variety of use cases. The design documentation explains the key concepts.

Getting started

You can get started with Druid with our local or Docker quickstart.

Druid provides a rich set of APIs (via HTTP and JDBC) for loading, managing, and querying your data. You can also interact with Druid via the built-in web console (shown below).

Load data

data loader Kafka

Load streaming and batch data using a point-and-click wizard to guide you through ingestion setup. Monitor one off tasks and ingestion supervisors.

Manage the cluster

management

Manage your cluster with ease. Get a view of your datasources, segments, ingestion tasks, and services from one convenient location. All powered by SQL systems tables, allowing you to see the underlying query for each view.

Issue queries

query view combo

Use the built-in query workbench to prototype DruidSQL and native queries or connect one of the many tools that help you make the most out of Druid.

Documentation

See the latest documentation for the documentation for the current official release. If you need information on a previous release, you can browse previous releases documentation.

Make documentation and tutorials updates in /docs using Markdown or extended Markdown (MDX). Then, open a pull request.

To build the site locally, you need Node 16.14 or higher and to install Docusaurus 2 with npm|yarn install in the website directory. Then you can run npm|yarn start to launch a local build of the docs.

If you're looking to update non-doc pages like Use Cases, those files are in the druid-website-src repo.

Community

Visit the official project community page to read about getting involved in contributing to Apache Druid, and how we help one another use and operate Druid.

  • Druid users can find help in the druid-user mailing list on Google Groups, and have more technical conversations in #troubleshooting on Slack.
  • Druid development discussions take place in the druid-dev mailing list (dev@druid.apache.org). Subscribe by emailing dev-subscribe@druid.apache.org. For live conversations, join the #dev channel on Slack.

Check out the official community page for details of how to join the community Slack channels.

Find articles written by community members and a calendar of upcoming events on the project site - contribute your own events and articles by submitting a PR in the apache/druid-website-src repository.

Building from source

Please note that JDK 8 or JDK 11 is required to build Druid.

See the latest build guide for instructions on building Apache Druid from source.

Contributing

Please follow the community guidelines for contributing.

For instructions on setting up IntelliJ dev/intellij-setup.md

License

Apache License, Version 2.0