Database overview
Agenda
What is database?
What is DBMS?
DBMS purpose
Data models
RDBMS
Desktop RDBMS
Client-server RDBMS
RDBMS installation
Demonstration
Links
Thank you!
2.43M
Category: databasedatabase

Database overview

1. Database overview

• Module 1

2. Agenda


Database
DBMS
Data model
RDBMS
Client-server
DB server installation

3. What is database?

• A database is an organized collection of
data.
• A database is a collection of information
that is organized so that it can easily be
accessed, managed, and updated.
3

4. What is DBMS?

• Database management system (DBMS) is a
special software application that interacts
with the user, other applications, and the
database itself to capture and analyze data.
• E.g.: MySQL, PostgreSQL, Microsoft SQL
Server, Oracle etc.
4

5. DBMS purpose

To store data properly
To provide simultaneous access to the
data for many users
To delimit the access to the data for
different users
To prevent data from loss
5

6. Data models


Hierarchical
Network
Relational
Object
6

7. RDBMS

• Inplement a relational data model
• Are used in most commercial projects
• Have been used for almost 40 years
7

8. Desktop RDBMS

• Store data on local PC or network file
storage
• Data processing is performed on the local
PC
• Are used for small applications, mostly
single-user, without strong security
requirements
• Example: Microsoft Access
8

9. Client-server RDBMS

Consist of two components: client and
server
Client
Client address:
Class56
Class61
Sends a query for data
Streams data
according to criteria
Server
Server address:
ssu-sql12\tc
9

10. RDBMS installation

• Install RDBMS Server
Microsoft SQL Server 2014 Express
• Install client application for querying data
Microsoft SQL Server Management studio
10

11. Demonstration

11

12. Links

http://
www.microsoft.com/en-us/server-cloud/products/sql-serv
er-editions/sql-server-express.aspx
https://
msdn.microsoft.com/en-us/library/bb545450.aspx
12

13. Thank you!

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