From b3aa914efc13d4da503a578f46a5d35975d988f9 Mon Sep 17 00:00:00 2001 From: Nathan Date: Wed, 28 Jul 2021 21:28:05 -0400 Subject: [PATCH] Finished --- .DS_Store | Bin 0 -> 6148 bytes answers/exercise1.sql | 5 +++++ answers/exercise10.sql | 2 ++ answers/exercise11.sql | 1 + answers/exercise12.sql | 1 + answers/exercise13.sql | 1 + answers/exercise14.sql | 1 + answers/exercise15.sql | 1 + answers/exercise16.sql | 1 + answers/exercise17.sql | 1 + answers/exercise18.sql | 1 + answers/exercise19.sql | 1 + answers/exercise2.sql | 1 + answers/exercise20.sql | 1 + answers/exercise3.sql | 9 +++++++++ answers/exercise4.sql | 1 + answers/exercise5.sql | 1 + answers/exercise6.sql | 2 ++ answers/exercise7.sql | 2 ++ answers/exercise8.sql | 2 ++ answers/exercise9.sql | 2 ++ 21 files changed, 37 insertions(+) create mode 100644 .DS_Store diff --git a/.DS_Store b/.DS_Store new file mode 100644 index 0000000000000000000000000000000000000000..c57d08930be5356b033080d39f3c8700ee4a3989 GIT binary patch literal 6148 zcmeHKJ5EC}5S)cbL`st~rLVvZtSC7_E&wES5s`R8w6Ee^94)h-g6KgP3ec>y9(%oG z%Tv643&7TIhkIZNU`}_$hYwTpefNpoRK$pMp7D%V42NNVd^%0CzYjR~4v%=jfcLNb z)6utNQa}nw0VyB_q`;LGr~*4*T=`rbCk3Ry-&erD4~_2F3&+Ixba03kfH-3~jPvLv zh|L4UUN|N)LbIe2lWNssSkf79mDdZ$#H7Qj`LMd#szb53o#(emhxJ5_Qa}n^DsY?2 zrPu#0{fGYllBAUskOKco0h?`hn>C+QwRQ41ueFW-K=+(ax*O*~;SlAR80DA?FUPA$ b%Dm=t?)SnmG3bm3ov5Dy*F`1;ep`VvtSS|( literal 0 HcmV?d00001 diff --git a/answers/exercise1.sql b/answers/exercise1.sql index e69de29..4379763 100644 --- a/answers/exercise1.sql +++ b/answers/exercise1.sql @@ -0,0 +1,5 @@ +CREATE SCHEMA myNewDB; + +or + +CREATE DATABASE myNewDB; \ No newline at end of file diff --git a/answers/exercise10.sql b/answers/exercise10.sql index e69de29..1943da0 100644 --- a/answers/exercise10.sql +++ b/answers/exercise10.sql @@ -0,0 +1,2 @@ +SELECT * FROM Students +WHERE City='Philadelphia' OR City='Trenton' \ No newline at end of file diff --git a/answers/exercise11.sql b/answers/exercise11.sql index e69de29..3d56eb0 100644 --- a/answers/exercise11.sql +++ b/answers/exercise11.sql @@ -0,0 +1 @@ +SELECT * FROM Students ORDER BY City; \ No newline at end of file diff --git a/answers/exercise12.sql b/answers/exercise12.sql index e69de29..387247f 100644 --- a/answers/exercise12.sql +++ b/answers/exercise12.sql @@ -0,0 +1 @@ +SELECT * FROM Students ORDER BY City DESC; \ No newline at end of file diff --git a/answers/exercise13.sql b/answers/exercise13.sql index e69de29..c91eb52 100644 --- a/answers/exercise13.sql +++ b/answers/exercise13.sql @@ -0,0 +1 @@ +SELECT * FROM Sctudents ORDER BY Country, City; \ No newline at end of file diff --git a/answers/exercise14.sql b/answers/exercise14.sql index e69de29..e562e34 100644 --- a/answers/exercise14.sql +++ b/answers/exercise14.sql @@ -0,0 +1 @@ +SELECT * FROM Students WHERE PostalCode IS NULL; \ No newline at end of file diff --git a/answers/exercise15.sql b/answers/exercise15.sql index e69de29..f0ff0df 100644 --- a/answers/exercise15.sql +++ b/answers/exercise15.sql @@ -0,0 +1 @@ +SELECT * FROM Students WHERE PostalCode IS NOT NULL; \ No newline at end of file diff --git a/answers/exercise16.sql b/answers/exercise16.sql index e69de29..8c5ca8c 100644 --- a/answers/exercise16.sql +++ b/answers/exercise16.sql @@ -0,0 +1 @@ +UPDATE Student SET City = 'Edinburgh'; \ No newline at end of file diff --git a/answers/exercise17.sql b/answers/exercise17.sql index e69de29..64b02d4 100644 --- a/answers/exercise17.sql +++ b/answers/exercise17.sql @@ -0,0 +1 @@ +UPDATE Student SET City = 'Edinburgh' WHERE Country = 'Scotland'; \ No newline at end of file diff --git a/answers/exercise18.sql b/answers/exercise18.sql index e69de29..9f7a77a 100644 --- a/answers/exercise18.sql +++ b/answers/exercise18.sql @@ -0,0 +1 @@ +UPDATE Student SET City = "Edinburgh", Country = "Scotland" WHERE Id = 35; \ No newline at end of file diff --git a/answers/exercise19.sql b/answers/exercise19.sql index e69de29..db0da2b 100644 --- a/answers/exercise19.sql +++ b/answers/exercise19.sql @@ -0,0 +1 @@ +DELETE FROM Students WHERE Country = "Scotland"; \ No newline at end of file diff --git a/answers/exercise2.sql b/answers/exercise2.sql index e69de29..e7487f3 100644 --- a/answers/exercise2.sql +++ b/answers/exercise2.sql @@ -0,0 +1 @@ +DROP DATABASE myNewDB; \ No newline at end of file diff --git a/answers/exercise20.sql b/answers/exercise20.sql index e69de29..5c66fd1 100644 --- a/answers/exercise20.sql +++ b/answers/exercise20.sql @@ -0,0 +1 @@ +DELETE FROM Students; \ No newline at end of file diff --git a/answers/exercise3.sql b/answers/exercise3.sql index e69de29..368c3ba 100644 --- a/answers/exercise3.sql +++ b/answers/exercise3.sql @@ -0,0 +1,9 @@ +CREATE TABLE Users +( + UserID INTEGER PRIMARY KEY NOT NULL AUTO_INCREMENT, + LastName VARCHAR (255), + FirstName VARCHAR (255), + Address VARCHAR (255), + City VARCHAR (255) +); + diff --git a/answers/exercise4.sql b/answers/exercise4.sql index e69de29..fe6a7f5 100644 --- a/answers/exercise4.sql +++ b/answers/exercise4.sql @@ -0,0 +1 @@ +DROP TABLE Users; \ No newline at end of file diff --git a/answers/exercise5.sql b/answers/exercise5.sql index e69de29..12321ad 100644 --- a/answers/exercise5.sql +++ b/answers/exercise5.sql @@ -0,0 +1 @@ +TRUNCATE TABLE Users; \ No newline at end of file diff --git a/answers/exercise6.sql b/answers/exercise6.sql index e69de29..a061a4f 100644 --- a/answers/exercise6.sql +++ b/answers/exercise6.sql @@ -0,0 +1,2 @@ +ALTER TABLE Users +ADD Birthdays DATE; \ No newline at end of file diff --git a/answers/exercise7.sql b/answers/exercise7.sql index e69de29..3321fbe 100644 --- a/answers/exercise7.sql +++ b/answers/exercise7.sql @@ -0,0 +1,2 @@ +ALTER TABLE Users +DROP COLUMN Birthdays; \ No newline at end of file diff --git a/answers/exercise8.sql b/answers/exercise8.sql index e69de29..abe464d 100644 --- a/answers/exercise8.sql +++ b/answers/exercise8.sql @@ -0,0 +1,2 @@ +INSERT INTO Students (StudentName, Address, City, PostalCode, Country) +VALUES ("Jane Doe", "57 Union St", "Glasgow", "G13RB", "Scotland"); \ No newline at end of file diff --git a/answers/exercise9.sql b/answers/exercise9.sql index e69de29..d3dcd16 100644 --- a/answers/exercise9.sql +++ b/answers/exercise9.sql @@ -0,0 +1,2 @@ +SELECT * FROM Students +WHERE NOT City='Philadelphia'; \ No newline at end of file