Robin Moffatt • 2/2/2021

Performing a GROUP BY on data in bash

The article explains a practical method for analyzing data structure by performing a GROUP BY operation using bash command-line tools. It demonstrates a pipeline using kafkacat to sample Kafka messages, jq to extract a 'type' field, and standard Unix tools (sort, uniq, awk) to count and order message types, showcasing a classic data engineering technique.

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#bash #Data Engineering #Jq