Category: Druid

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[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…
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How to Use Hive UDFs with Druid

Metatron distributed Druid supports SQL like Apache Druid. It also provides more usability by supporting the Hive’s UDF and UDAF. In this article, we will see how to register and use UDFs written in Hive with the Metatron distributed Druid. Note: You must download the latest hotfix Metatron distributed Druid for using the UDF plugin.…
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Using node shell of Metatron distributed Druid

The Metatron distributed Druid provides a shell for viewing various information of Druid. Most of the functions provided by the shell can be checked through Druid’s API. However, the shell makes it possible to use most of the functionality provided by the Druid API without the need for a separate tools like curl. Let’s look…
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New releases: Metatron Discovery 3.2.4 & 3.3.0(rc1)

Again, we bring you new release news from Metatron Discovery! Starting with this release, the release cycle has changed to 3 weeks instead of 2 weeks to pay more attention to the completeness of the product. As the development period has increased, we intend to distribute it with more care for the integrity of the…
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