SUM in PostgreSQL - Examples & AI Generator

The SUM function in PostgreSQL lets you total values across rows in your tables, helping you analyze sales, revenue, and any numeric data. But remembering the exact PostgreSQL SUM syntax—or adapting it from other databases—can be a headache, especially if you’re switching between SQL dialects. AI2sql offers an instant, no-coding-required tool to generate accurate SUM queries for your business scenarios in just 10 seconds. Stop pausing your analysis to look up syntax—let AI2sql handle it for you.

SUM Syntax in PostgreSQL

Basic syntax

SELECT SUM(column_name) FROM table_name WHERE condition;

Notes:

• PostgreSQL uses standard SQL syntax for SUM.

• NULL values are ignored in the SUM calculation.

SUM Examples You Can Generate Instantly

1. Total sales from orders

SELECT SUM(order_total) AS total_sales
FROM orders
WHERE order_status = 'completed';

2. Sum of product quantities sold in the last month

SELECT SUM(quantity) AS total_quantity
FROM order_items
WHERE order_date >= DATE_TRUNC('month', CURRENT_DATE);

3. Total revenue per customer

SELECT customer_id, SUM(amount) AS customer_revenue
FROM payments
GROUP BY customer_id;

Want these queries customized to your exact table and column names? Generate SUM queries in 10 seconds with AI2sql.

Why Use AI2sql Instead of Manual SUM Coding

• 10x faster: No manual typing or SQL syntax memorization.

• Instant adaptation: Works with PostgreSQL, MySQL, SQL Server, and more.

• Business context ready: Handles aggregates, filters, and grouping for you.

• Trusted globally: 50,000+ users across 80+ countries rely on AI2sql for instant query generation.

Don’t lose time on repetitive SQL—focus on insights instead.

FAQ: SUM in PostgreSQL

Can SUM be used with GROUP BY in PostgreSQL?

Yes. GROUP BY lets you sum values within groups (like per customer or per product), not just overall totals.

Does SUM ignore NULL values?

SUM in PostgreSQL automatically skips NULLs when calculating totals.

How fast can I generate SUM queries with AI2sql?

You can generate production-ready SUM queries for PostgreSQL in 10 seconds—no coding required.

Try AI2sql Generator — or Learn SUM for deeper mastery.

Conclusion: Mastering SUM in PostgreSQL doesn’t have to mean memorizing syntax or copy-pasting snippets. With AI2sql, you can generate optimized, production-ready SUM queries in seconds—tailored to your data and business needs. Generate Your First Query Now with AI2sql and supercharge your analysis—no coding required.