BnD SQL Pull Request

answers/exercise1.sql

@@ -0,0 +1 @@
+CREATE SCHEMA myNewDB;

answers/exercise10.sql

@@ -0,0 +1,7 @@
+ALTER TABLE users
+ADD 
+    (MiddleName VARCHAR(255),
+    NickName VARCHAR(255),
+    Email VARCHAR(255),
+    Suffix VARCHAR(64),
+    BadgeID VARCHAR(255));

answers/exercise11.sql

@@ -0,0 +1,2 @@
+ALTER TABLE users
+    DROP COLUMN NickName, DROP Suffix;

answers/exercise12.sql

@@ -0,0 +1,2 @@
+ALTER TABLE users
+    CHANGE MiddleName Initial VARCHAR(64);

answers/exercise13.sql

@@ -0,0 +1,3 @@
+ALTER TABLE users
+    RENAME COLUMN FirstName TO First_name,  
+    RENAME COLUMN LastName TO Last_Name;

answers/exercise14.sql

@@ -0,0 +1 @@
+Describe users;

answers/exercise15.sql

@@ -0,0 +1,2 @@
+INSERT INTO Students (StudentName, Address, City, PostalCode)
+Values('Jane Doe', '57 Union St', 'Glasgow, Scotland', 'G13RB');

answers/exercise16.sql

@@ -0,0 +1,2 @@
+ALTER TABLE Students
+SET city = 'Edinburgh';

answers/exercise17.sql

@@ -0,0 +1,4 @@
+UPDATE Students
+    SET City = 'Edinburgh'
+    WHERE Country = 'Scotland'
+END;

answers/exercise18.sql

@@ -0,0 +1,4 @@
+UPDATE Students
+SET City = 'Edinburgh' AND Country = 'Scotland'
+    WHERE ID = 35
+END;

answers/exercise19.sql

@@ -0,0 +1 @@
+DELETE FROM students WHERE Country = 'Scotland';

answers/exercise2.sql

@@ -0,0 +1 @@
+SHOW DATABASES;

answers/exercise20.sql

@@ -0,0 +1 @@
+DELETE FROM Students;

answers/exercise3.sql

@@ -0,0 +1 @@
+USE myNewDB;

answers/exercise4.sql

@@ -0,0 +1 @@
+DROP DATABASE myNewDB;

answers/exercise5.sql

@@ -0,0 +1,8 @@
+CREATE TABLE users(
+    UserID INTEGER,
+    LastName VARCHAR(255),
+    FirstName VARCHAR(255),
+    Address VARCHAR(255),
+    City VARCHAR(255)
+
+);

answers/exercise6.sql

@@ -0,0 +1 @@
+DROP TABLE users;

answers/exercise7.sql

@@ -0,0 +1 @@
+TRUNCATE TABLE users;

answers/exercise8.sql

@@ -0,0 +1,2 @@
+ALTER TABLE users
+ADD Birthday DATE;

answers/exercise9.sql

@@ -0,0 +1,2 @@
+ALTER TABLE users
+DROP COLUMN Birthday;