User defined function in PostgreSQL/ SQL 14# || SQL Query Example || Vaseem Analyst
🔍 Want to level up your PostgreSQL skills? In this video, we dive into writing a powerful SQL function to fetch user details based on ID! Whether you're a beginner or an experienced developer, this tutorial will help you understand how to create, use, and drop functions in PostgreSQL effectively.
💡 What You'll Learn:
✅ How to create a PostgreSQL function using PL/pgSQL
✅ Fetch specific user details dynamically using RETURN QUERY
✅ Execute & drop SQL functions for database optimization
🎯 Code Used in the Video:
sql
Copy
Edit
CREATE OR REPLACE FUNCTION get_name(ids INT)
RETURNS TABLE(
name VARCHAR,
city VARCHAR,
salary INT
)
AS $$
BEGIN
RETURN QUERY
SELECT u.name, u.city, u.salary FROM users AS u
WHERE u.id = ids;
END;
$$ LANGUAGE plpgsql;
SELECT * FROM get_name(102);
DROP FUNCTION get_name;
💬 Got questions? Drop them in the comments below!
📌 Follow for more:
LinkedIn: / vaseemanalyst 💼
GitHub: https://github.com/VaseemAnalyst 💻
Instagram: / vaseemanalyst 📷
Twitter: https://x.com/VaseemAnalyst 🐦
Portfolio: https://vaseemanalyst.github.io/Vasee... 🌐
Your Well Wisher
Vaseem Analyst
/* Ignore
#SQL #PostgreSQL #SQLQueries #DatabaseManagement #DataScience #PLpgSQL #TechTutorial #LearnSQL #PostgreSQLFunctions #SQL #PostgreSQL #SQLQueries #DatabaseManagement #UserDefinedFunction #SQLFunctions #PLpgSQL #LearnSQL #SQLTutorial #DataScience #TechEducation #Coding #DatabaseDeveloper #BackendDevelopment #PostgreSQLTutorial #Programming #SQLForBeginners */
Sur cette page du site, vous pouvez voir la vidéo en ligne User defined function in PostgreSQL/ SQL 14# || SQL Query Example || Vaseem Analyst durée heure minute seconde en bonne qualité , qui a été Téléchargé par l'utilisateur Vaseem Analyst 07 février 2025, Partagez le lien avec vos amis et connaissances, sur youtube cette vidéo a déjà été regardée 187 fois et il a aimé 4 téléspectateurs. Bon visionnage!
