Code Generator | SQL

FindUsersWithBirthdayWithin7DaysFunction

This SQL code creates a function to retrieve users whose birthdays are within the next 7 days from the current date. It involves creating a function in SQL to select users with upcoming birthdays. The function uses date calculations to identify


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This Query related with thread "FindUsersWithBirthdayWithin7DaysFunction "

Prompt

finds users who haev birthday within 7 days

Answer

/*
Function to find users who have birthday within 7 days
*/

-- Create function
CREATE OR ALTER FUNCTION FindUsersWithBirthdayWithin7Days()
RETURNS TABLE AS RETURN
(
    -- Select users with birthday within 7 days
    SELECT user_id, name, birthday
    FROM users
    WHERE DATEDIFF(DAY, GETDATE(), DATEADD(YEAR, DATEDIFF(YEAR, birthday, GETDATE()), birthday)) BETWEEN 0 AND 7
)
GO

Example of usage:

-- Call the function to find users with birthday within 7 days
SELECT * FROM FindUsersWithBirthdayWithin7Days()

Unit testing:

-- Unit test the function to find users with birthday within 7 days
SELECT * FROM FindUsersWithBirthdayWithin7Days()

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Description

This SQL code creates a function to retrieve users whose birthdays are within the next 7 days from the current date. It involves creating a function in SQL to select users with upcoming birthdays. The function uses date calculations to identify users with birthdays within the specified timeframe. The example and unit testing provided demonstrate how to call and test the functionality of the function.

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