From bf8da29f548e30cf1bf636e22ec32cab330fdc84 Mon Sep 17 00:00:00 2001
From: Jeremy Sabina <85699387+JeremySabina@users.noreply.github.com>
Date: Thu, 29 Jul 2021 22:46:30 -0400
Subject: [PATCH] Add files via upload

---
 SQL.BuildAndDestroy/README.md              | 125 +++++++++++++++++++++
 SQL.BuildAndDestroy/answers/exercise1.sql  |   1 +
 SQL.BuildAndDestroy/answers/exercise10.sql |   1 +
 SQL.BuildAndDestroy/answers/exercise11.sql |   1 +
 SQL.BuildAndDestroy/answers/exercise12.sql |   1 +
 SQL.BuildAndDestroy/answers/exercise13.sql |   1 +
 SQL.BuildAndDestroy/answers/exercise14.sql |  14 +++
 SQL.BuildAndDestroy/answers/exercise15.sql |   1 +
 SQL.BuildAndDestroy/answers/exercise16.sql |   2 +
 SQL.BuildAndDestroy/answers/exercise17.sql |   1 +
 SQL.BuildAndDestroy/answers/exercise18.sql |   1 +
 SQL.BuildAndDestroy/answers/exercise19.sql |   1 +
 SQL.BuildAndDestroy/answers/exercise2.sql  |   1 +
 SQL.BuildAndDestroy/answers/exercise20.sql |   1 +
 SQL.BuildAndDestroy/answers/exercise3.sql  |   6 +
 SQL.BuildAndDestroy/answers/exercise4.sql  |   1 +
 SQL.BuildAndDestroy/answers/exercise5.sql  |   1 +
 SQL.BuildAndDestroy/answers/exercise6.sql  |   3 +
 SQL.BuildAndDestroy/answers/exercise7.sql  |   3 +
 SQL.BuildAndDestroy/answers/exercise8.sql  |  22 ++++
 SQL.BuildAndDestroy/answers/exercise9.sql  |   1 +
 21 files changed, 189 insertions(+)
 create mode 100644 SQL.BuildAndDestroy/README.md
 create mode 100644 SQL.BuildAndDestroy/answers/exercise1.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise10.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise11.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise12.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise13.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise14.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise15.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise16.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise17.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise18.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise19.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise2.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise20.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise3.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise4.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise5.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise6.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise7.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise8.sql
 create mode 100644 SQL.BuildAndDestroy/answers/exercise9.sql

diff --git a/SQL.BuildAndDestroy/README.md b/SQL.BuildAndDestroy/README.md
new file mode 100644
index 0000000..4dad43c
--- /dev/null
+++ b/SQL.BuildAndDestroy/README.md
@@ -0,0 +1,125 @@
+# Build and Destroy: Introductory SQL Queries
+
+Given the scenarios, add the the directed queries to the "answers" directory's files.
+
+## Creating databases
+
+Write the correct SQL statement to create a new database called **myNewDB**.
+
+*(Add your query to the file exercise1.sql)*
+
+## Deleting databases
+
+Write the correct SQL statement to delete a database named **myNewDB**.
+
+*(Add your query to the file exercise2.sql)*
+
+## Creating tables
+
+Write the correct SQL statement to create a new table called **Users**, with an int field called **UserID**, and the following varchar fields of size 255: **LastName, FirstName, Address, City**
+
+*(Add your query to the file exercise3.sql)*
+
+## Deleting tables
+
+Write the correct SQL statement to delete a table called **Users**.
+
+*(Add your query to the file exercise4.sql)*
+
+
+Use the **TRUNCATE** statement to delete all data inside the **Users** table.
+
+*(Add your query to the file exercise5.sql)*
+
+## Altering tables
+
+Add a column of type **DATE** called **Birthday** to the **Users** table.
+
+*(Add your query to the file exercise6.sql)*
+
+Delete the column **Birthday** from the **Users** table.
+
+*(Add your query to the file exercise7.sql)*
+  
+
+## Inserting records
+
+Insert a new record in the **Students** table.
+
+**Schema:**
+ 
+```
+StudentName,
+Address, 
+City, 
+PostalCode,
+Country
+```
+
+**Record's info to enter:**
+
+```
+Jane Doe
+57 Union St
+Glasgow, Scotland
+G13RB
+```
+
+*(Add your query to the file exercise8.sql)*
+
+## Selecting Records
+
+### Where
+
+Use the **NOT** keyword to select all records in the **Students** table where **City** is NOT "Philadelphia".
+
+*(Add your query to the file exercise9.sql)*
+
+Select all records in the **Students** table where the **City** column has the value 'Philadelphia' or 'Trenton'.
+
+*(Add your query to the file exercise10.sql)*
+
+### Order By
+Select all records from the **Students** table, sort the result alphabetically by the column **City**.
+
+*(Add your query to the file exercise11.sql)*
+
+Select all records from the **Students** table, sort the result reversed alphabetically by the column **City**.
+
+*(Add your query to the file exercise12.sql)*
+
+Select all records from the **Students** table, sort the result alphabetically, first by the column **Country**, then by the column **City**.
+
+*(Add your query to the file exercise13.sql)*
+
+### Null values
+Select all records from the **Students** where the **PostalCode** column is empty.
+
+*(Add your query to the file exercise14.sql)*
+
+Select all records from the **Students** where the **PostalCode** column is **NOT** empty.
+
+*(Add your query to the file exercise15.sql)*
+
+
+## Updating records
+Update the **City** column of all records in the **Students** table and set it to "Edinburgh".
+
+*(Add your query to the file exercise16.sql)*
+ 
+ Set the value of the **City** columns to "Edinburgh", but only the ones where the **Country** column has the value "Scotland".
+
+*(Add your query to the file exercise17.sql)*
+ 
+Update the **City** value and the **Country** value to "Edinburgh", "Scotland" in the **Students** table, for the Student whose ID is 35.
+
+*(Add your query to the file exercise18.sql)*
+
+## Deleting Records
+Delete all the records from the **Students** table where the **Country** value is "Scotland".
+
+*(Add your query to the file exercise19.sql)*
+ 
+Delete all the records from the **Students** table.
+
+*(Add your query to the file exercise20.sql)*
diff --git a/SQL.BuildAndDestroy/answers/exercise1.sql b/SQL.BuildAndDestroy/answers/exercise1.sql
new file mode 100644
index 0000000..07c2318
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise1.sql
@@ -0,0 +1 @@
+CREATE DATABASE myNewDB;
\ No newline at end of file
diff --git a/SQL.BuildAndDestroy/answers/exercise10.sql b/SQL.BuildAndDestroy/answers/exercise10.sql
new file mode 100644
index 0000000..bc2efff
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise10.sql
@@ -0,0 +1 @@
+SELECT * FROM Students WHERE City IN ('Trenton', 'Philadelphia');
diff --git a/SQL.BuildAndDestroy/answers/exercise11.sql b/SQL.BuildAndDestroy/answers/exercise11.sql
new file mode 100644
index 0000000..0ec3982
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise11.sql
@@ -0,0 +1 @@
+SELECT * FROM Students ORDER BY City;
diff --git a/SQL.BuildAndDestroy/answers/exercise12.sql b/SQL.BuildAndDestroy/answers/exercise12.sql
new file mode 100644
index 0000000..a271df0
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise12.sql
@@ -0,0 +1 @@
+SELECT * FROM Students ORDER BY City DESC;
diff --git a/SQL.BuildAndDestroy/answers/exercise13.sql b/SQL.BuildAndDestroy/answers/exercise13.sql
new file mode 100644
index 0000000..b7a44e7
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise13.sql
@@ -0,0 +1 @@
+SELECT * FROM Students ORDER BY Country , City;
\ No newline at end of file
diff --git a/SQL.BuildAndDestroy/answers/exercise14.sql b/SQL.BuildAndDestroy/answers/exercise14.sql
new file mode 100644
index 0000000..17f3b10
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise14.sql
@@ -0,0 +1,14 @@
+INSERT INTO Students(
+StudentName,
+Address,
+City, 
+Country,
+PostalCode)
+VALUES(
+'Steve-o',
+'57 Union St',
+'Glasgow',
+'Scotland',
+NULL);
+
+SELECT * FROM Students WHERE PostalCode IS NULL;
\ No newline at end of file
diff --git a/SQL.BuildAndDestroy/answers/exercise15.sql b/SQL.BuildAndDestroy/answers/exercise15.sql
new file mode 100644
index 0000000..f0ff0df
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise15.sql
@@ -0,0 +1 @@
+SELECT * FROM Students WHERE PostalCode IS NOT NULL;
\ No newline at end of file
diff --git a/SQL.BuildAndDestroy/answers/exercise16.sql b/SQL.BuildAndDestroy/answers/exercise16.sql
new file mode 100644
index 0000000..9524474
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise16.sql
@@ -0,0 +1,2 @@
+UPDATE Students SET City = 'Edinburgh';
+SET SQL_SAFE_UPDATES = 0;
diff --git a/SQL.BuildAndDestroy/answers/exercise17.sql b/SQL.BuildAndDestroy/answers/exercise17.sql
new file mode 100644
index 0000000..fb16ec4
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise17.sql
@@ -0,0 +1 @@
+UPDATE Students SET City = 'Edinburgh' WHERE Country = 'Scotland';
diff --git a/SQL.BuildAndDestroy/answers/exercise18.sql b/SQL.BuildAndDestroy/answers/exercise18.sql
new file mode 100644
index 0000000..4c1f168
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise18.sql
@@ -0,0 +1 @@
+UPDATE Students SET City = 'Edinburgh' AND Country = 'Scotland' WHERE ID =35;
diff --git a/SQL.BuildAndDestroy/answers/exercise19.sql b/SQL.BuildAndDestroy/answers/exercise19.sql
new file mode 100644
index 0000000..2cdd0fd
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise19.sql
@@ -0,0 +1 @@
+DELETE FROM Students WHERE Country = 'Scotland';
\ No newline at end of file
diff --git a/SQL.BuildAndDestroy/answers/exercise2.sql b/SQL.BuildAndDestroy/answers/exercise2.sql
new file mode 100644
index 0000000..e7487f3
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise2.sql
@@ -0,0 +1 @@
+DROP DATABASE myNewDB;
\ No newline at end of file
diff --git a/SQL.BuildAndDestroy/answers/exercise20.sql b/SQL.BuildAndDestroy/answers/exercise20.sql
new file mode 100644
index 0000000..4f48d25
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise20.sql
@@ -0,0 +1 @@
+Delete FROM Students;
\ No newline at end of file
diff --git a/SQL.BuildAndDestroy/answers/exercise3.sql b/SQL.BuildAndDestroy/answers/exercise3.sql
new file mode 100644
index 0000000..065c418
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise3.sql
@@ -0,0 +1,6 @@
+USE myNewDB;
+CREATE TABLE Users(
+UserID int, LastName VARCHAR(255), 
+FirstName VARCHAR(255), Address VARCHAR(255), 
+City VARCHAR(255));
+DESCRIBE Users;
\ No newline at end of file
diff --git a/SQL.BuildAndDestroy/answers/exercise4.sql b/SQL.BuildAndDestroy/answers/exercise4.sql
new file mode 100644
index 0000000..fe6a7f5
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise4.sql
@@ -0,0 +1 @@
+DROP TABLE Users;
\ No newline at end of file
diff --git a/SQL.BuildAndDestroy/answers/exercise5.sql b/SQL.BuildAndDestroy/answers/exercise5.sql
new file mode 100644
index 0000000..12321ad
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise5.sql
@@ -0,0 +1 @@
+TRUNCATE TABLE Users;
\ No newline at end of file
diff --git a/SQL.BuildAndDestroy/answers/exercise6.sql b/SQL.BuildAndDestroy/answers/exercise6.sql
new file mode 100644
index 0000000..2d7cb3c
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise6.sql
@@ -0,0 +1,3 @@
+ALTER TABLE Users 
+ADD Birthday DATE;
+DESCRIBE Users;
diff --git a/SQL.BuildAndDestroy/answers/exercise7.sql b/SQL.BuildAndDestroy/answers/exercise7.sql
new file mode 100644
index 0000000..ddf5c39
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise7.sql
@@ -0,0 +1,3 @@
+ALTER TABLE Users
+DROP Birthday;
+DESCRIBE Users;
\ No newline at end of file
diff --git a/SQL.BuildAndDestroy/answers/exercise8.sql b/SQL.BuildAndDestroy/answers/exercise8.sql
new file mode 100644
index 0000000..3a7cd93
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise8.sql
@@ -0,0 +1,22 @@
+CREATE TABLE Students( 
+StudentName VARCHAR(255),
+Address VARCHAR(255), 
+City VARCHAR(255), 
+PostalCode VARCHAR(255),
+Country VARCHAR(255));
+
+
+INSERT INTO Students(
+StudentName,
+Address,
+City, 
+Country,
+PostalCode)
+VALUES(
+'Jane Doe',
+'57 Union St',
+'Glasgow',
+'Scotland',
+'G13RB');
+
+SELECT * FROM Students;
\ No newline at end of file
diff --git a/SQL.BuildAndDestroy/answers/exercise9.sql b/SQL.BuildAndDestroy/answers/exercise9.sql
new file mode 100644
index 0000000..473aced
--- /dev/null
+++ b/SQL.BuildAndDestroy/answers/exercise9.sql
@@ -0,0 +1 @@
+SELECT * FROM Students WHERE City NOT IN ('Philadelphia');