Content
IN in PostgreSQL - Examples & AI Generator
IN in PostgreSQL - Examples & AI Generator
The IN function in PostgreSQL streamlines complex filtering, but remembering the exact syntax—especially when switching between SQL environments—can slow down your workflow. If you’re a SQL developer, data analyst, or engineer, getting IN syntax right matters for accuracy and speed.
With AI2sql, you instantly turn natural language into correct PostgreSQL IN queries—no coding required and zero memorizing syntax.
IN Syntax in PostgreSQL
PostgreSQL IN Function Basics
The IN operator checks if a value matches any value in a specified list or subquery. Here’s the standard PostgreSQL syntax:
Use single quotes for text values:
'value1'.You can also use subqueries:
IN (SELECT ...).
IN Examples You Can Generate Instantly
Filter Customers by Country
Find Orders with Status Codes
List Products in Specific Categories
Generate IN queries in 10 seconds with AI2sql
Why Use AI2sql Instead of Manual IN Coding
No syntax errors: AI2sql nails PostgreSQL-specific differences for you
10-second query generation: Skip manual lookups and typing
Trusted by 50,000+ users in 80+ countries
AI2sql’s AI SQL generator eliminates the need to memorize variations like IN across databases—so you focus on data, not syntax.
FAQ: IN in PostgreSQL
Can IN use a subquery in PostgreSQL?
Yes. You can write: WHERE column IN (SELECT ...) to filter based on results from another query.
Is there a difference between IN and ANY?
Yes, IN is generally used for discrete lists or subqueries, while ANY works with array comparisons. For most filtering, IN is clearer and more widely used.
Want to master all PostgreSQL IN syntax and variations? Explore our learning guide.
Ready to skip syntax memorization? Try AI2sql and go from question to PostgreSQL IN query in seconds. Generate Your First Query Now.
Share this
More Articles

NEWS
ChatGPT Atlas: The Future of AI‑Powered Browsing
Oct 21, 2025

TOOLS
OpenAI DevDay 2025 Recap: Apps in ChatGPT, AgentKit Suite (Agent Builder, ChatKit, Guardrails, Evals), Codex Upgrades, and Enterprise AI Partnerships
Oct 7, 2025
TOOLS
Comprehensive SQL PDF Guide: Learn SQL Effortlessly
Oct 5, 2025

TOOLS
Master SQL Writing: Expert Guide for SQL Writers
Oct 5, 2025

TOOLS
SQL Performance Optimizer: Master Top Techniques
Oct 5, 2025