SQL Window Frames | UNBOUNDED PRECEDING & UNBOUNDED FOLLOWING & CURRENT ROW | SQL WINDOW FUNCTION
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SQL Window Frames | UNBOUNDED PRECEDING & UNBOUNDED FOLLOWING & CURRENT ROW | SQL WINDOW FUNCTION
2 388 просмотров · 1 год назад
Crack DE with Mradul
524 подписчика
2 388 просмотров · 1 год назад
In this video, we break down the concept of Window Frames in SQL — including what Window Frames mean, and how UNBOUNDED PRECEDING, CURRENT ROW, and UNBOUNDED FOLLOWING actually work.
✅ Learn about:
What is a window frame in SQL
Practical examples using SUM(), AVG() with different frame clauses
📌 Perfect for beginners and intermediate learners who want to master SQL window functions.
-- 1. Create table Statement
CREATE TABLE transactions (
customer_id INT,
txn_date DATE,
amount INT
);
-- 2. Insert values
INSERT INTO transactions (customer_id, txn_date, amount) VALUES
(1, '2024-01-01', 100),
(1, '2024-01-02', 200),
(1, '2024-01-03', 300),
(1, '2024-01-04', 400),
(1, '2024-01-05', 500);
👨💻 Code and examples included!
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