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291 changes: 144 additions & 147 deletions School Case Study/School_Queries.sql
View file
Original file line number Diff line number Diff line change
@@ -1,153 +1,150 @@
/********************************************************************
Name : Code for School DB
Author : Amit Patel
Name : School Database Script
Author : imran imtiaz

Purpose: This script will create Db and few table in it to store info
about school
Purpose : This script will create the School database and its tables
to store information about the school, courses, students,
and enrollments.

**********************************************************************/

--DB
create database School
go
use School
go
--CourseMaster
create table CourseMaster
(
CID INT primary key,
CourseName Varchar(40) not null,
Category char(1) null check (Category = 'B' or Category = 'M' or Category = 'A'),
Fee smallmoney not null check (Fee > 0)

)
go
--schema of table
sp_help CourseMaster
go



-- insert the data
insert into CourseMaster values(10,'Java','B', 5000)
insert into CourseMaster values(20,'Adv Java','A', 25000)
insert into CourseMaster values(30,'Big Data','A', 40000)
insert into CourseMaster values(40,'Sql Server','M', 20000)

insert into CourseMaster values(50,'Oracle','M', 15000)
insert into CourseMaster values(60,'Phthon','M', 15000)
insert into CourseMaster values(70,'MSBI','A', 35000)
insert into CourseMaster values(80,'Data Science','A', 90000)

insert into CourseMaster values(90,'Data Analyst','A', 120000)
insert into CourseMaster values(100,'Machine Learning','A', 125000)
insert into CourseMaster values(110,'Basic C++','B', 10000)
insert into CourseMaster values(120,'Intermediate C++','M', 15000)
insert into CourseMaster values(130,'Dual C & c++','M', 20000)
insert into CourseMaster values(140,'Azure','B', 35000)
insert into CourseMaster values(150,'Microsoft Office Intermediate','B', 22000)

select * from CourseMaster
go -- TOTAL 15 RECORDS

-- StudentMaster Table create
create table StudentMaster
(
SID TINYINT PRIMARY KEY,
Name Varchar(40) not null,
Origin Char(1) not null check (Origin = 'L' or Origin = 'F'),
Type Char(1) not null check (Type = 'U' or Type = 'G')
)
go


--insert data
insert into StudentMaster values(1, 'Bilen Haile','F','G')
insert into StudentMaster values(2, 'Durga Prasad','L','U')
insert into StudentMaster values(3, 'Geni','F','U')
insert into StudentMaster values(4, 'Gopi Krishna','L','G')
insert into StudentMaster values(5, 'Hemanth','L','G')
insert into StudentMaster values(6, 'K Nitish','L','G')
insert into StudentMaster values(7, 'Amit','L','G')
insert into StudentMaster values(8, 'Aman','L','U')
insert into StudentMaster values(9, 'Halen','F','G')
insert into StudentMaster values(10, 'John','F','U')

insert into StudentMaster values(11, 'Anil','L','U')
insert into StudentMaster values(12, 'Mike','F','G')
insert into StudentMaster values(13, 'Suman','L','U')
insert into StudentMaster values(14, 'Angelina','F','G')
insert into StudentMaster values(15, 'Bhavik','L','U')
insert into StudentMaster values(16, 'Bob Tyson','F','G')
insert into StudentMaster values(17, 'Salman','L','U')
insert into StudentMaster values(18, 'Selina','F','G')
insert into StudentMaster values(19, 'Rajkummar','L','U')
insert into StudentMaster values(20, 'Pooja','L','U')


--Read the table data
select * from StudentMaster
go -- TOTAL 20 RECORDS

-- EnrollmentMaster Table
create table EnrollmentMaster
(
CID INT not null foreign key References CourseMaster(CID),
SID TINYINT not null foreign key References StudentMaster(SID),
DOE Datetime not null,
FWF Bit not null,
Grade Char(1) null check(Grade ='O' or Grade ='A' or Grade ='B' or Grade ='C')

)
go


--insert data
insert into EnrollmentMaster values(40,1,'2020/11/19',0 ,'O')
insert into EnrollmentMaster values(70,1,'2020/11/21',0 ,'O')
insert into EnrollmentMaster values(30,2,'2020/11/22',1 ,'A')
insert into EnrollmentMaster values(60,4,'2020/11/25',1 ,'O')
insert into EnrollmentMaster values(40,5,'2020/12/2',1 ,'C')
insert into EnrollmentMaster values(50,7,'2020/12/5',0 ,'B')
insert into EnrollmentMaster values(50,4,'2020/12/10',0 ,'A')
insert into EnrollmentMaster values(80,3,'2020/11/11',1 ,'O')
insert into EnrollmentMaster values(80,4,'2020/12/22',0 ,'B')
insert into EnrollmentMaster values(70,6,'2020/12/25',0 ,'A')
insert into EnrollmentMaster values(60,7,'2021/1/1',0 ,'A')
insert into EnrollmentMaster values(40,8,'2021/1/2',1 ,'O')
insert into EnrollmentMaster values(80,9,'2021/1/3',0 ,'B')
insert into EnrollmentMaster values(20,4,'2021/1/4',0 ,'A')
insert into EnrollmentMaster values(40,9,'2021/4/1',1 ,'O')
insert into EnrollmentMaster values(90,4,'2021/4/5',0 ,'A')
insert into EnrollmentMaster values(30,11,'2021/4/8',0 ,'A')
insert into EnrollmentMaster values(110,11,'2021/4/11',1 ,'B')
insert into EnrollmentMaster values(30,18,'2021/4/12',1 ,'A')
insert into EnrollmentMaster values(130,12,'2021/4/13',0 ,'B')
insert into EnrollmentMaster values(40,10,'2021/4/18',1 ,'O')
insert into EnrollmentMaster values(150,12,'2021/4/22',1 ,'A')
insert into EnrollmentMaster values(70,17,'2021/4/25',0 ,'B')
insert into EnrollmentMaster values(120,1,'2021/4/30',0 ,'O')
insert into EnrollmentMaster values(90,8,'2021/5/02',0 ,'A')
insert into EnrollmentMaster values(100,18,'2021/5/05',0 ,'B')
insert into EnrollmentMaster values(90,10,'2021/5/12',1 ,'O')
insert into EnrollmentMaster values(110,15,'2021/5/15',0 ,'B')
insert into EnrollmentMaster values(120,5,'2021/5/20',1 ,'A')
insert into EnrollmentMaster values(130,6,'2021/5/25',1 ,'O')
insert into EnrollmentMaster values(140,15,'2021/5/28',0 ,'A')
insert into EnrollmentMaster values(120,6,'2021/5/31',0 ,'B')
insert into EnrollmentMaster values(150,5,'2021/6/12',1 ,'A')
insert into EnrollmentMaster values(80,8,'2021/6/15',1 ,'B')
insert into EnrollmentMaster values(140,14,'2021/6/20',0 ,'O')
insert into EnrollmentMaster values(90,3,'2021/6/23',1 ,'O')
insert into EnrollmentMaster values(100,3,'2021/7/02',0 ,'A')
insert into EnrollmentMaster values(40,13,'2021/7/22',0 ,'B')
go

--Read the table data
select * from EnrollmentMaster
go -- TOTAL 38 RECORDS

-- Create School database
CREATE DATABASE School;
GO
USE School;
GO

-- Create CourseMaster table
CREATE TABLE CourseMaster (
CID INT PRIMARY KEY,
CourseName VARCHAR(40) NOT NULL,
Category CHAR(1) NULL CHECK (Category IN ('B', 'M', 'A')),
Fee SMALLMONEY NOT NULL CHECK (Fee > 0)
);
GO

-- Display CourseMaster schema
EXEC sp_help 'CourseMaster';
GO

-- Insert data into CourseMaster
INSERT INTO CourseMaster (CID, CourseName, Category, Fee) VALUES
(10, 'Java', 'B', 5000),
(20, 'Adv Java', 'A', 25000),
(30, 'Big Data', 'A', 40000),
(40, 'Sql Server', 'M', 20000),
(50, 'Oracle', 'M', 15000),
(60, 'Python', 'M', 15000),
(70, 'MSBI', 'A', 35000),
(80, 'Data Science', 'A', 90000),
(90, 'Data Analyst', 'A', 120000),
(100, 'Machine Learning', 'A', 125000),
(110, 'Basic C++', 'B', 10000),
(120, 'Intermediate C++', 'M', 15000),
(130, 'Dual C & C++', 'M', 20000),
(140, 'Azure', 'B', 35000),
(150, 'Microsoft Office Intermediate', 'B', 22000);
GO

-- Select data from CourseMaster
SELECT * FROM CourseMaster;
GO

-- Create StudentMaster table
CREATE TABLE StudentMaster (
SID TINYINT PRIMARY KEY,
Name VARCHAR(40) NOT NULL,
Origin CHAR(1) NOT NULL CHECK (Origin IN ('L', 'F')),
Type CHAR(1) NOT NULL CHECK (Type IN ('U', 'G'))
);
GO

-- Insert data into StudentMaster
INSERT INTO StudentMaster (SID, Name, Origin, Type) VALUES
(1, 'Bilen Haile', 'F', 'G'),
(2, 'Durga Prasad', 'L', 'U'),
(3, 'Geni', 'F', 'U'),
(4, 'Gopi Krishna', 'L', 'G'),
(5, 'Hemanth', 'L', 'G'),
(6, 'K Nitish', 'L', 'G'),
(7, 'Amit', 'L', 'G'),
(8, 'Aman', 'L', 'U'),
(9, 'Halen', 'F', 'G'),
(10, 'John', 'F', 'U'),
(11, 'Anil', 'L', 'U'),
(12, 'Mike', 'F', 'G'),
(13, 'Suman', 'L', 'U'),
(14, 'Angelina', 'F', 'G'),
(15, 'Bhavik', 'L', 'U'),
(16, 'Bob Tyson', 'F', 'G'),
(17, 'Salman', 'L', 'U'),
(18, 'Selina', 'F', 'G'),
(19, 'Rajkummar', 'L', 'U'),
(20, 'Pooja', 'L', 'U');
GO

-- Select data from StudentMaster
SELECT * FROM StudentMaster;
GO

-- Create EnrollmentMaster table
CREATE TABLE EnrollmentMaster (
CID INT NOT NULL FOREIGN KEY REFERENCES CourseMaster(CID),
SID TINYINT NOT NULL FOREIGN KEY REFERENCES StudentMaster(SID),
DOE DATETIME NOT NULL,
FWF BIT NOT NULL,
Grade CHAR(1) NULL CHECK (Grade IN ('O', 'A', 'B', 'C'))
);
GO

-- Insert data into EnrollmentMaster
INSERT INTO EnrollmentMaster (CID, SID, DOE, FWF, Grade) VALUES
(40, 1, '2020-11-19', 0, 'O'),
(70, 1, '2020-11-21', 0, 'O'),
(30, 2, '2020-11-22', 1, 'A'),
(60, 4, '2020-11-25', 1, 'O'),
(40, 5, '2020-12-02', 1, 'C'),
(50, 7, '2020-12-05', 0, 'B'),
(50, 4, '2020-12-10', 0, 'A'),
(80, 3, '2020-11-11', 1, 'O'),
(80, 4, '2020-12-22', 0, 'B'),
(70, 6, '2020-12-25', 0, 'A'),
(60, 7, '2021-01-01', 0, 'A'),
(40, 8, '2021-01-02', 1, 'O'),
(80, 9, '2021-01-03', 0, 'B'),
(20, 4, '2021-01-04', 0, 'A'),
(40, 9, '2021-04-01', 1, 'O'),
(90, 4, '2021-04-05', 0, 'A'),
(30, 11, '2021-04-08', 0, 'A'),
(110, 11, '2021-04-11', 1, 'B'),
(30, 18, '2021-04-12', 1, 'A'),
(130, 12, '2021-04-13', 0, 'B'),
(40, 10, '2021-04-18', 1, 'O'),
(150, 12, '2021-04-22', 1, 'A'),
(70, 17, '2021-04-25', 0, 'B'),
(120, 1, '2021-04-30', 0, 'O'),
(90, 8, '2021-05-02', 0, 'A'),
(100, 18, '2021-05-05', 0, 'B'),
(90, 10, '2021-05-12', 1, 'O'),
(110, 15, '2021-05-15', 0, 'B'),
(120, 5, '2021-05-20', 1, 'A'),
(130, 6, '2021-05-25', 1, 'O'),
(140, 15, '2021-05-28', 0, 'A'),
(120, 6, '2021-05-31', 0, 'B'),
(150, 5, '2021-06-12', 1, 'A'),
(80, 8, '2021-06-15', 1, 'B'),
(140, 14, '2021-06-20', 0, 'O'),
(90, 3, '2021-06-23', 1, 'O'),
(100, 3, '2021-07-02', 0, 'A'),
(40, 13, '2021-07-22', 0, 'B');
GO

-- Select data from EnrollmentMaster
SELECT * FROM EnrollmentMaster;
GO

-- Update DOE in EnrollmentMaster
UPDATE EnrollmentMaster
SET DOE='2022-09-12'
WHERE DOE >'2021-05-01'

SET DOE = '2022-09-12'
WHERE DOE > '2021-05-01';
GO