Reporting Elements | SQL Interview joins based scenario question

 You must provide a report of all distributors and their sales by region. If a distributor did not have any sales for a region, provide a zero-dollar value for that day. Assume there is at least one sale for each region.


DML Script: 

DROP TABLE IF EXISTS RegionSales;

GO


CREATE TABLE RegionSales

(

Region       VARCHAR(100),

Distributor  VARCHAR(100),

Sales        INTEGER NOT NULL 

);

GO


INSERT INTO RegionSales (Region, Distributor, Sales) VALUES

('North','ACE',10),

('South','ACE',67),

('East','ACE',54),

('North','ACME',65),

('South','ACME',9),

('East','ACME',1),

('West','ACME',7),

('North','Direct Parts',8),

('South','Direct Parts',7),

('West','Direct Parts',12);

GO



SElect * FROM RegionSales


Detailed Explanation: https://youtu.be/9wyqnTklfCs

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