Lukas Eder • 9/1/2022

How to Plot an ASCII Bar Chart with SQL

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This technical article demonstrates how to generate ASCII bar charts natively within PostgreSQL. It provides a detailed SQL query template that can be adapted to visualize data directly from a database, covering data normalization, axis configuration, and bar rendering without requiring Java, jOOQ, or external BI tools like Tableau or Excel.

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#data visualization #sql #postgresql
How to Plot an ASCII Bar Chart with SQL

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