---
title: "Discussion on \"Advanced PostgreSQL Aggregations\" | Hashnode"
description: "Discussion on \"Advanced PostgreSQL Aggregations\". Fast reference for people who already write SQL daily. It covers aggregates, ordered and filtered aggregation, statistical functions, and multi-level grouping, all on one small schema."
url: "https://hashnode.com/posts/advanced-postgresql-aggregations/6af34f7b82c341bfd310044d"
---

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# [Advanced PostgreSQL Aggregations](https://leeonscoding.hashnode.dev/advanced-postgresql-aggregations?utm_source=hashnode&utm_medium=feed)

Fast reference for people who already write SQL daily. It covers aggregates, ordered and filtered aggregation, statistical functions, and multi-level grouping, all on one small schema.

1d ago · 6 min read · leeonscoding.hashnode.dev  
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-   [#sql](https://hashnode.com/tag/sql)
-   [#postgresql](https://hashnode.com/tag/postgresql)
-   [#aggregation](https://hashnode.com/tag/aggregation)

## Written by

[Asfaq Leeon](https://hashnode.com/@leeonscoding)

@leeonscoding · Dhaka, Bangladesh

  
[View profile](https://hashnode.com/@leeonscoding)

Senior Software Engineer

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