Articles & News

30 September 2020

Quick checking Hue's SQL Editor connections to Databases in Kubernetes

Let's see one way to quickly check why Hue can't connect to a SQL Database in the Kubernetes world. We previously documented how to run Hue in Kubernetes or Docker. The concept is to use the Database specific command shell on the command line to try to send some queries. Apache Hive is the Data Warehouse used as example (but this would work the same with psql, mysql, …) or any other Database Hue can connect to.…

2 minutes read - Version 4.9 / Hive

23 September 2020

Hue 4.8 and its improvements are out!

Hi Data Explorers, The Hue Team is glad to thanks all the contributors and release Hue 4.8!  This release brings all these improvements on top of 4.7: SQL Editor Initial support of Apache Flink, Phoenix, SparkSql SQL dialects Parser refactoring to make Apache Calcite grammar improvements easier Entity Relationship Diagram of SQL tables with Foreigh Keys as links to other tables Improved collaboration with Query sharing and SQL Gist API New components framework to make pieces clean and reusable ERD Diagram of SQL tables Parser: Reuse the JavaScript module to tokenize SQL queries REST API: invoke actions like ‘Execute SQL query’, ‘List or download files on S3’ How to login with Apache Knox in a secure cluster Development Docker / Kubernetes / Grafana config were refreshed Continuous Integration: Python lint, commit messages checks, JavaScript licenses Onboarding experience simplified Preview Editor v2, Connectors, Python 3 are in beta It has more than 600+ commits and 200+ bug fixes!…

2 minutes read - Version 4 / Release

15 September 2020

SQL Querying Improvements: Phoenix, Flink, SparkSql, ERD Table...

Hi Data Crunchers, Are you looking at executing your SQL queries more easily? Here is a series of various querying improvements coming in the next release of Hue! New Databases Hue is getting a more polished experience with Apache Phoenix, Apacke Flink SQL and Apache Spark SQL (via Apache Livy). Apache Phoenix Apache Phoenix makes it easy to query the Apache HBase database via SQL. Now the integration is fully working out of the box and several corner cases (e.…

4 minutes read - Version 4 / Phoenix / Flink SQL / ksqlDB / Spark SQL

14 September 2020

REST API for sending SQL queries and Browsing files

Hi Data App Builders, Are you looking at executing some SQL queries of Browsing S3 files programatically? (so that it can be automated for example) The Hue development flow continues to mature (Docker Quick Start, improved CI, shareable Web Components…) and is now getting more help on how to reuse its API. Concept The REST API is not properly public yet and can (will) be simplified in the current work in progress HUE-1450.…

7 minutes read - Version 4 / Development

22 August 2020

Hue in Kubernetes

Let’s see how to automate the deployment further and run this into a container orchestration like Kubernetes.  We previously documented the Hue Docker image that provides the latest Hue web server into a “box”. Hue ships with a Helm chart to make it really easy to get started. Helm is a package manager for Kubernetes. More advanced, directly use the yaml config files. In a Shell, after installing Helm, just execute these three instructions to boot a live Hue with its database:…

1 minute read - Version 4

19 August 2020

Quickstart Hue in Docker and query any of your Database

Query any Data Warehouse in minutes! In this tutorial we configure Hue to use an existing MySQL database and point to an Apache Hive data warehouse that we want to query. Note If you are looking another warehouse than Hive, check out all the other connectors. There are two important concepts: Persistence: Hue needs an existing database with transactions like MySQL to support concurrent requests and also not lose the registered users, saved queries, sharing permissions… when the server gets stopped.…

3 minutes read - Version 4

15 August 2020

Automatically checking the Python style and title format of Git commits

Hi Query Engineers, The investment in Continuous Integration (CI) and automation continues in order to help scale the resource and quality of the Hue project. This past year saw a lot of improvements with: An integrated commit flow automatically run by Circle CI and websites link checking JavaScript styling and artifacts licensing check Here is the latest about how to automatically check that the coding convention of the Python API is followed by everybody as well as the format of the git commit titles.…

4 minutes read - Version 4 / Development

23 June 2020

Monitoring Hue activity with Grafana Dashboards

Besides Hue Active Users Metric Improvements, we’ve also added a new Prometheus metrics number of queries, which shows how many queries were executed in the last ten minutes. Now both of them are available in Hue’s Grafana dashboard. Let’s go to the Grafana dashboard list, you will find Hue’s Home dashboard in the Hue folder. After opening the Home dashboard, you will see four panels which list CPU, memory, active users, and number of queries.…

1 minute read - Version 4 / Development

22 June 2020

Automated checks for JavaScript modules compatible licenses and non absolute paths with Continuous Integration

Hi Interface Builders, The investment in Continuous Integration (CI) and automation continues in order to help scale the resource and quality of the Hue project. This past year saw a lot of improvements with an integrated commit flow and adding series of link checking automatically run by Circle CI. Here is the latest about how to automatically check that JavaScript artifacts have the correct licensing and do not contain absolute paths.…

2 minutes read - Version 4 / Development

19 May 2020

How to grant Ranger permissions for a new user on a Secure Cluster

Hello, Hue administrators, The Apache Ranger™is a framework to enable, monitor and manage comprehensive data security across the Hadoop platform. Hue integrates with Ranger since Hue4.6, on any secure cluster with Ranger installed, the user has to have proper permissions to operate on the data to avoid following permission warning. Here let's show the detailed steps to grant permission for any new user through CM UI. Steps On any CM managed cluster, you can navigate to Ranger service, note down the ‘Ranger Usersync’ host on “Instances” tab, then open ‘Ranger Admin Web UI’ open a terminal and ssh to your ranger usersync host which you noted down at Step 1;…

2 minutes read - Version 4

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