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CREATE TABLE Source ( Name varchar(64), Year int, Month int, Value int ); INSERT INTO Source VALUES ('Alex', 2020, 1, 1000), ('Alex', 2020, 3, 300), ('Budi', 2020, 3, 300); WITH Calendar AS ( -- generate Year, Month table for each Name SELECT Year, Month, Name FROM (VALUES (1), (2), (3), (4), (5), (6), (7), (8), (9), (10), (11), (12)) AS Months(Month) CROSS JOIN (VALUES (2020)) AS years(Year) CROSS JOIN (SELECT DISTINCT Name FROM Source) AS Names ) SELECT * FROM Calendar
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