We are announcing the news of the first release in 2021. The version for this release is 2021.1.For more information, please refer to the Github Release page. (2021.1) This release includes features from 3.4.0-RC1 to 3.4.0-RC4, and includes many other bug fixes. For each RC release note, please refer to the links below.3.4.0-RC13.4.0-RC23.4.0-RC33.4.0-RC4 Introduce engine(druid)…
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When creating a dashboard from a data source already loaded in Druid, it is often difficult to visualize with Metatron Discovery when complex queries such as subquery are required. In such a case, it can be solved by creating a Linked Datasource after creating an appropriate query using Druid SQL. 1. Data Set Use the…
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Metatron distributed Druid provides GIS indexing function for WKT format files, and supports various GIS functions. It also provides SQL query interface for ease of use, and a function to export the result to GeoJson format. This example briefly explains how to analyze location data using Spatial Query provided by Metatron distributed Druid and Kepler.gl.…
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Metatron distribution Druid provides a function to export JSON query results to files in various formats such as ORC, Parquet, JSON, CSV, Excel, etc. The syntax for this is specified in the context of the Druid JSON query and is as follows. The description and values for each setting are as follows. Required Description Value…
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