2. The project blood bank management system
is known to be a pilot project that is designed
for the blood bank to gather blood from various
sources and distribute it to the needy people
who have high requirements for it.
The software is designed to handle the daily
transactions of the blood bank and search the
details when required.
INTRODUCTION
3. It also helps to register the details of
donors, blood collection details as well as
blood issued reports.
The software application is designed in
such a manner that it can suit the needs
of all the blood bank requirements in the
course of future.
FEATURES
4. The ER or (Entity Relational model) is a high-
level conceptual data model diagram.
Entity-Relation model is based on the notion of
real-world entities and the relationship between
them.
ER modeling helps you to analyze data
requirements systematically to produce a well-
designed database.
ENTITY RELATIONSHIP
MODEL
5. Entities - It is used to computing in
regard to the organization.
Attributes - They are component or
instances of database.
Relationships - The relation establish
between two tables to fetch the data from it.
COMPONENTS OF
ER-DIAGRAM
17. If we want the data of Employees whose designation
is Receptionist.
Syntax:- Select * from Employee where
designation=‘Receptionist’;
Result:-
QUERY NO. 1
18. If we want to know the data of Donor whose Blood is supplied in BIMR
HOSPITAL.
Syntax:- SELECT*FROM DONAR A ,HOSPITAL H
WHERE A.DONAR_ID=H.DONAR_ID;
Result:-
QUERY NO. 2
19. If we want to add a new column Disease in Patient
Table.
Syntax:- ALTER TABLE Patient ADD column disease
text;
Result:-
QUERY NO. 3
20. If we want to delete the column Disease from Patient
Table.
Syntax:- ALTER TABLE Patient DROP column
disease text;
Result:-
QUERY NO. 4
21. If we want to Update the existing value.
Syntax:- Update Supply Set Qty_remaining = 0 where
Supply_id = 2202
Result:-
QUERY NO. 5