In this video tutorial, we write a query using STRING_AGG function to convert data from rows into a single concatenated string with a specified delimiter.
All the SQL scripts and code related to this video tutorial can be found here -
https://know-star.blogspot.com/2022/06/sql-convert-data-from-rows-into-single.html
If your version of SQL Server does not support this function, the below approach using for xml and stuff might work for you -
https://www.youtube.com/watch?v=aDH4X2nh9-8&t=762s
Other similar functions -
STRING_SPLIT -
https://www.youtube.com/watch?v=4pdNjE98R3Q
How to install SQL Server for practice?
https://www.youtube.com/watch?v=ncj0EDzy_rw&t=298s
Check out the complete list of SQL Query Interview Questions -
https://www.youtube.com/watch?v=AhapksIsHxg&list=PL2-GO-f-XvjBl5fpzdfYaPW28PwsLzLc4
Best Data Science / Analytics / SQL courses
Learn SQL Basics for Data Science Specialization
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Data Science Fundamentals with Python and SQL Specialization
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Python for Everybody Specialization
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Google Data Analytics Professional Certificate
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https://imp.i384100.net/c/3299742/1320998/14726
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