From 4068dde7b6d5d48242fb200784ecdab44c7801b8 Mon Sep 17 00:00:00 2001 From: NicholasWolak Date: Thu, 29 Jul 2021 18:51:09 -0400 Subject: [PATCH] I believe these do be workin --- answers/exercise1.sql | 1 + answers/exercise2.sql | 1 + answers/exercise3.sql | 1 + answers/exercise4.sql | 1 + answers/exercise5.sql | 1 + answers/exercise6.sql | 1 + 6 files changed, 6 insertions(+) diff --git a/answers/exercise1.sql b/answers/exercise1.sql index e69de29..15b767a 100644 --- a/answers/exercise1.sql +++ b/answers/exercise1.sql @@ -0,0 +1 @@ +SELECT * FROM Enrolments e LEFT JOIN Students s ON e.StudentID = s.StudentID; \ No newline at end of file diff --git a/answers/exercise2.sql b/answers/exercise2.sql index e69de29..35cf8f6 100644 --- a/answers/exercise2.sql +++ b/answers/exercise2.sql @@ -0,0 +1 @@ +SELECT * FROM Enrolments e INNER JOIN Students s ON e.StudentID = s.StudentID; \ No newline at end of file diff --git a/answers/exercise3.sql b/answers/exercise3.sql index e69de29..35e6a23 100644 --- a/answers/exercise3.sql +++ b/answers/exercise3.sql @@ -0,0 +1 @@ +SELECT * FROM Enrolments e RIGHT JOIN Students s ON e.StudentID = s.StudentID; \ No newline at end of file diff --git a/answers/exercise4.sql b/answers/exercise4.sql index e69de29..c9df488 100644 --- a/answers/exercise4.sql +++ b/answers/exercise4.sql @@ -0,0 +1 @@ +SELECT COUNT(StudentID) FROM Students GROUP BY Country; \ No newline at end of file diff --git a/answers/exercise5.sql b/answers/exercise5.sql index e69de29..905f4d3 100644 --- a/answers/exercise5.sql +++ b/answers/exercise5.sql @@ -0,0 +1 @@ +SELECT COUNT(StudentID) FROM Students GROUP BY Country ORDER BY COUNT(StudentID) ASC; \ No newline at end of file diff --git a/answers/exercise6.sql b/answers/exercise6.sql index e69de29..87f3151 100644 --- a/answers/exercise6.sql +++ b/answers/exercise6.sql @@ -0,0 +1 @@ +SELECT COUNT(StudentID) FROM Students GROUP BY Country ORDER BY COUNT(StudentID) > 10 ASC; \ No newline at end of file