Oracle Database Overview

Oracle Database Overview Hong Lee

Relational Database Management System (RDBMS) ,[object Object],[object Object],[object Object],[object Object],[object Object]

What is an Instance? ,[object Object],[object Object],[object Object],[object Object]

What is a Schema? ,[object Object],[object Object],[object Object],[object Object]

Tables, Indexes, Constraints ,[object Object],[object Object],[object Object],[object Object],[object Object]

The Three Normal Forms ,[object Object]

DBA Tasks ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

DBA Tasks ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Oracle Instance and Database ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

A Simple View of Oracle Instance and Database Database Files Control Files Redo Log Files Archive Log Files Oracle Instance Shared_pool Database Buffer Cache Redo Log Buffer System Global Area (SGA) Oracle Processes Oracle Database

Database Data Cache Redo Log Buffer

How do I connect to the Oracle database tnsnames.ora sqlnet.ora listener.ora tnsnames.ora sqlnet.ora 1 2 3 4

What is a Tablespace? ,[object Object],users01.dbf users02.dbf

Database Space Management ,[object Object],SYS1.dbf SYS2.dbf USER01.dbf CREATE TABLESPACE USERS DATAFILE ‘USERS01.dbf’

Database Space Management ,[object Object],SYS1.dbf SYS2.dbf SYS3.dbf ALTER TABLESPACE SYSTEM ADD DATAFILE ‘SYS2.dbf’ ALTER TABLESPACE SYSTEM ADD DATAFILE ‘SYS3.dbf’

Database Space Management ,[object Object],ALTER DATABASE DATAFILE ‘USER01.dbf’ AUTOEXTEND ON NEXT 20M MAXSIZE 1000M SYS1.dbf SYS2.dbf USER01.dbf

Automatic Storage Management (ASM) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Volume Management vs ASM ,[object Object],[object Object],[object Object],No File System Buffers

Install Software and Create Database ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Oracle Backup and Recovery ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Database Monitoring ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Oracle Enterprise Manager (OEM) / Grid Control Grid control console Management server (OMS) Management repository RAC Database Managed targets Agent Agent Agent Database Database Agent

OEM/Grid Control – Server Performance

OEM/Grid Control – Database Performance

OEM/Grid Control – Top Activity

OEM/Grid Control – SQL Tuning

OEM/Grid Control – Memory Advice

High Availability – Standby Database

High Availability – Standby Database Failover

High Availability – Real Application Cluster

High Availability – Real Application Cluster Node n Node 1

High Availability – Real Application Cluster RAC

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Oracle Database Overview

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