[WareValley Orange DB Study][2015 03-20] Oracle architecture
1. WareValley
http://www.WareValley.com
Database Audit and Protection [ DB ์ ๊ทผํต์ ]
Database Encryption [ DB ์ํธํ ]
Database Vulnerability Assessment [ DB ์ทจ์ฝ์ ๋ถ์ ]
Database SQL Query Approval [ DB ์์ ๊ฒฐ์ฌ ]
Database Performance Monitoring and Management [ DB ์ฑ๋ฅ๊ด๋ฆฌ ๋ฐ ๊ฐ๋ฐ ]
WareValley
Oracle Architecture
์ค๋ ์งํ ์ค์์ค ์ ์์ฐ๊ตฌ์
2. Database security and management, WareValley.
http://www.WareValley.com
Oracle Architecture
User
Process
Listener
Server
Process
User
Process
User
Process
User
Process
Server
Process
Server
Process
Server
Process
Instance
SGA
(System Global Area)
Background Process
Oracle Database
Data Files
Control
Files
Online
Redo
Log
Offline Redo Log Feles
Parameter
FILE
Password
FILE
PGA
(Program Global Area)
PGA
(Program Global Area)
PGA
(Program Global Area)
PGA
(Program Global Area)
3. Database security and management, WareValley.
http://www.WareValley.com
Oracle Memory
Server
Process
Instance
Background Process
PGA
(Program Global Area)
SGA
(System Global Area)
๏ง PGA (Program Global Area)
- Process ํน์ Thread์ ๊ฐ๋ณ์ ์ธ ๋ฉ๋ชจ๋ฆฌ ๊ณต๊ฐ
- ์ฌ์ฉ์๋ง๋ค ๊ฐ๋ณ์ ์ผ๋ก ์ฌ์ฉํ๋ ๊ณต๊ฐ
๏ง SGA (System Global Area)
- Oracle Process ๋ค์ด ์ ๊ทผํ๋ ํฐ ๊ณต์ ๋ฉ๋ชจ๋ฆฌ
- Server Process ์ Background Process ๊ฐ ๊ณต์ฉ์ผ๋ก ์ฌ์ฉ