Date post: | 04-Jun-2018 |
Category: |
Documents |
Upload: | akdenizerdem |
View: | 216 times |
Download: | 0 times |
of 27
8/13/2019 less_03.ppt
1/27
Copyright 2004, Oracle. All rights reserved.
Creating an Oracle Database
8/13/2019 less_03.ppt
2/27
3-2 Copyright 2004, Oracle. All rights reserved.
Objectives
After completing this lesson, you should be able to do
the following:
Describe the Oracle database architecture
Understand the instance architecture Use the management framework
Use DBCA to
Create a database
Configure a database Drop a database
Manage templates
8/13/2019 less_03.ppt
3/27
3-3 Copyright 2004, Oracle. All rights reserved.
Database Architecture
Data files Online redo log files
Password fileParameter file Archive log files
Control files
8/13/2019 less_03.ppt
4/27
3-4 Copyright 2004, Oracle. All rights reserved.
Exploring the Storage Structure
Click on the links to viewdetailed information
8/13/2019 less_03.ppt
5/27
3-5 Copyright 2004, Oracle. All rights reserved.
Control Files
Contain physical database structure information
Multiplexed to protect against loss
Required to start the instance
Control files
8/13/2019 less_03.ppt
6/27
3-6 Copyright 2004, Oracle. All rights reserved.
Redo Log Files
Record changes to the database
Multiplex to protect against loss
Redo log
buffer
Log
writer
LGWR
Group 1 Group 2 Group 3
8/13/2019 less_03.ppt
7/273-7 Copyright 2004, Oracle. All rights reserved.
Tablespaces and Datafiles
Tablespaces consist of one or more data files
Data files belong to only one tablespace
USERSTablespace
Data file 1 Data file 2
8/13/2019 less_03.ppt
8/273-8 Copyright 2004, Oracle. All rights reserved.
Segments, Extents, and Blocks
Segments exist within a tablespace.
Segments are made of a collection of extents.
Extents are a collection of data blocks.
Data blocks are mapped to OS blocks.
Segment Extents Datablocks
OS blocks
8/13/2019 less_03.ppt
9/273-9 Copyright 2004, Oracle. All rights reserved.
Oracle Instance Management
System
Monitor
SMON
Database
Writer
DBW0
Log
Writer
LGWR
Process
Monitor
PMON
Archiver
ARC0
SGA
Java Pool
Shared Pool Large PoolStreams Pool
Database
Buffer Cache
Redo Log
Buffer
Check
point
CKPT
8/13/2019 less_03.ppt
10/273-10 Copyright 2004, Oracle. All rights reserved.
Oracle Memory Structures
Java PoolDatabase
Buffer CacheRedo Log
Buffer
Shared Pool Large Pool
SGA
Streams Pool
Server
Process
1
PGA
Server
Process
2
PGA
Back-
ground
Process
PGA
8/13/2019 less_03.ppt
11/273-12 Copyright 2004, Oracle. All rights reserved.
Oracle Processes
System
Monitor
SMON
Database
Writer
DBWn
Check
point
CKPT
Log
Writer
LGWR
Process
Monitor
PMON
Archiver
ARCn
Server
Process
Server
Process
Server
Process
Server
Process
System Global AreaSGA
Background Processes
8/13/2019 less_03.ppt
12/273-13 Copyright 2004, Oracle. All rights reserved.
Data Dictionary
8/13/2019 less_03.ppt
13/273-14 Copyright 2004, Oracle. All rights reserved.
Database Control
Database
control
8/13/2019 less_03.ppt
14/273-15 Copyright 2004, Oracle. All rights reserved.
Grid Control
Gridcontrol
Management
server
Management
repository
Database
controlDatabase
OS/third-party
application
Application
server
Application
server control
Managed
targets
Agent AgentAgent
8/13/2019 less_03.ppt
15/273-16 Copyright 2004, Oracle. All rights reserved.
Database Configuration Assistant (DBCA)
Overview
8/13/2019 less_03.ppt
16/273-17 Copyright 2004, Oracle. All rights reserved.
Creating a Database
8/13/2019 less_03.ppt
17/273-18 Copyright 2004, Oracle. All rights reserved.
Database Identification
8/13/2019 less_03.ppt
18/273-19 Copyright 2004, Oracle. All rights reserved.
Management Options
8/13/2019 less_03.ppt
19/273-20 Copyright 2004, Oracle. All rights reserved.
Passwords and Storage
8/13/2019 less_03.ppt
20/273-21 Copyright 2004, Oracle. All rights reserved.
File Locations and Backup Recovery
8/13/2019 less_03.ppt
21/273-22 Copyright 2004, Oracle. All rights reserved.
File Location Variables
8/13/2019 less_03.ppt
22/273-23 Copyright 2004, Oracle. All rights reserved.
Content and Initialization Parameters
8/13/2019 less_03.ppt
23/273-25 Copyright 2004, Oracle. All rights reserved.
Database Storage
8/13/2019 less_03.ppt
24/273-26 Copyright 2004, Oracle. All rights reserved.
Creation Options and Create
8/13/2019 less_03.ppt
25/27
3-27 Copyright 2004, Oracle. All rights reserved.
Other Actions with DBCA
8/13/2019 less_03.ppt
26/27
3-28 Copyright 2004, Oracle. All rights reserved.
Summary
In this lesson, you should have learned how to:
Describe the Oracle database architecture
Understand the instance architecture
Use the management framework
Use DBCA to
Create a database
Configure a database
Drop a database Manage templates
8/13/2019 less_03.ppt
27/27
Practice 3:
Creating an Oracle Database
This practice covers creating an Oracle database by
using DBCA.