Category: Workbench

Created with Sketch.

[New Feature Introducing]“Explain Plan”statement for Druid SQL

Druid SQL is a very convenient interface that allows you to execute queries on Druid in SQL format. However, Druid Query in JSON format still provides powerful features that Druid SQL cannot provide (for example, when you want to export query results in orc format). The problem is that the more complicated the Druid Query…
Read more

Metatron Discovery’s connection extension for Microsoft SQL Server

Currently, there are five types of Supported DB in Metatron Discovery. MySQL Hive PostgreSQL Presto Druid But you may need to connect to a DB other than those listed above. For example, Microsoft SQL Server. It is not so difficult if the DB you want to connect to provides a JDBC driver. Add the connection…
Read more

Create a dashboard with Presto DB and Druid

Hello, users! This time we want to show you how to draw a dashboard using data stored in Presto! By default, Metatron Discovery relies on Druid to create charts. But when you cannot create charts you want using existing data source in Druid, that’s a way to use “Linked Datasource”. Below is a simple data…
Read more

Show Hive Query Log in Workbench

Improve Workbench usability One of the most accessed databases with Discovery’s workbench tools is Hive. People use the workbench to perform queries that take tens of minutes to even hours. There have been many usability improvement requirements associated with this. I would like to talk about one of them, “Show log of running query”. Show…
Read more