Running Total WITHOUT Window Function | Cumulative SUM in SQL | Deepankar Pathak

📊 Mastering Running Total WITHOUT Window Function in SQL & Cumulative SUM in SQL Watch it to avoid Mistakes in the Interview 📊
Here we are going to discuss SQL Interview Questions, These are the same SQL Interview Questions and answers, that are from the KPMG\ Deloitte\ BIG 4 Interview Problem.
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Running SUM WITHOUT Windows Function
Problem With running SUM
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SCRIPT USED :-
CREATE TABLE New_Sales (
Date VARCHAR(512),
Salary INT
);
INSERT INTO New_Sales (Date, Salary) VALUES ('01-01-2024', '100');
INSERT INTO New_Sales (Date, Salary) VALUES ('02-01-2024', '800');
INSERT INTO New_Sales (Date, Salary) VALUES ('03-01-2024', '1100');
INSERT INTO New_Sales (Date, Salary) VALUES ('04-01-2024', '1200');
INSERT INTO New_Sales (Date, Salary) VALUES ('05-01-2024', '1300');
INSERT INTO New_Sales (Date, Salary) VALUES ('06-01-2024', '1400');
INSERT INTO New_Sales (Date, Salary) VALUES ('07-01-2024', '1500');
INSERT INTO New_Sales (Date, Salary) VALUES ('08-01-2024', '1600');
INSERT INTO New_Sales (Date, Salary) VALUES ('09-01-2024', '1700');
INSERT INTO New_Sales (Date, Salary) VALUES ('10-01-2024', '1800');
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#dataanalytics #powerbi #sqlinterviewquestions #sql

[@krishnenduchakraborty750]

Very good explanation! 😊👍

[@avinashjadon4989]

select *,sum(Salary) over (order by Date ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) as sum from New_Sales;

[@deepankarpathak983]

That's great 👍. But please give it a try without Windows Function.

[@Sanjayttvlog]

Bhaiya.. I have 2.3 yrs of experience in SQL and mangoDB servers now I am trying to switch my current job how much salary I would ask???