More Related Content
Similar to Data management (20)
More from Nittaya Intarat (20)
Data management
- 8. Bit
binary digit 0 1
Byte
bit bit 1
byte bit 8 bit 1
Field
1
Record
Field
File
Record
- 10. Data Type
Text
Formatted data
LSIT3502
Images
Suttida.jpg
Audio/ sound
Suttida.mp4
- 12.
Sequential file organization
Key field)
- 13. indexed
or Direct file organizations
Direct access
Index)
Indexed Sequential Access Method (ISAM)
1.
- 15.
Emp001 Pichai ……Bangkok 12/03/2510 30000 Sales 083-2981904
Emp002 Somsri …Chiangmai 20/02/2520 18500 Accounting 089-8881450
: Employees
Emp001 Pichai Robinson, CM 083-2981904
Emp002 Somsri Big C, Hangdong 089-8881450
: Salesman
- 16. Database management
System: DBMS
- 17. Database
-Customers
Personnel department - Product
-Inventory
DBMS - Sales
- Employees
Sales department
-Agent
Accounting department
- 18. DBMS
Emp001 Pichai ……Bangkok 12/03/2510 Robinson, CM 30000 Sales 083-2981904
Emp002 Somsri …Chiangmai 20/02/2520 Big C, Hangdong 18500 Accounting 089-8881450
1. 1.
2.
3.
4. 2.
5.
3.
6. 4.
5.
- 19. Assignment1
nwongyai@gmail.com
DBAssignment1_5XXXXXXX
PDF