From 619b4d1efc407b45369d5f654d0397e3dbd2cf4b Mon Sep 17 00:00:00 2001
From: Nanos Giorgos <74103191+Nanos1@users.noreply.github.com>
Date: Fri, 13 Sep 2024 10:05:03 +0200
Subject: [PATCH] Create example.sql

---
 .../String Concatenation and Aggregation in SQL/example.sql      | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 sql-queries-5/String Concatenation and Aggregation in SQL/example.sql

diff --git a/sql-queries-5/String Concatenation and Aggregation in SQL/example.sql b/sql-queries-5/String Concatenation and Aggregation in SQL/example.sql
new file mode 100644
index 00000000..4697359d
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+++ b/sql-queries-5/String Concatenation and Aggregation in SQL/example.sql	
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+USE University; SELECT s.name AS student_name, CONCAT('Student ID: ', s.id, ', National ID: ', s.national_id) AS student_info, STRING_AGG(CONCAT(c.name, ' (Grade: ', g.grade, ')'), '; ') AS course_grades FROM Student s JOIN Enrollment e ON s.id = e.student_id JOIN Course c ON e.course_id = c.id JOIN Grade g ON e.grade_id = g.id GROUP BY s.name, s.id, s.national_id;