Upgrade Oracle from 10.2.0.1 To 10.2.0.4

1. Patch Set Overview
Patch set release 10.2.0.4. Before installing this patch set you must be need 10.2.0.1 version.
2. Requirements
Oracle DB : Oracle 10.2.0.1 (later)Operating System: Any Platform
3. Pre – Installation Tasks
1. Identify prior installation
Before installing this patch you must install oracle 10.2.0.1 (or later version)
2. Download Patch set
Download 6810189 patch set installation archive to a directory that is not the Oracle home directory or under the Oracle home directory.

3. Shutdown oracle database.
 
export oracle_sid= ORCL
sqlplus /nolog
SQL*Plus: Release 10.2.0.1.0 – Production on Tue Nov 13 10:49:26 2007
Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved.
SQL> connect sys@ORCL as sysdbaEnter password:Connected.
SQL> SHUTDOWNDatabase closed.Database dismounted.ORACLE instance shut down.


4. Stop all services

Export ORACLE_SID=ORCL

LSNRCTL STOP
EMCTL STOP DBCONSOLE


4. Backup your database (Just In Case).
Oracle recommends that you create a backup of the Oracle 10g installation before you install the patch set.
5. Check Tablespace Sizes and Set Parameter Values

Review the following sections before upgrading a database.

6. Upgrade the Database

After you install the patch set, you must perform the following steps on every database associated with the upgraded Oracle home:

1. Start all services
2. Connect sys user
 
sqlplus /NOLOG
CONNECT SYS/SYS_password AS SYSDBA
3. Enter the following SQL*Plus commands:
SQL> STARTUP UPGRADE
SQL> SPOOL patch.log
SQL> @ORACLE_BASE\ORACLE_HOME\rdbms\admin\catupgrd.sql
SQL> SPOOL OFF
Review the patch.log file for errors and inspect the list of components that is displayed at the end of catupgrd.sql script.
This list provides the version and status of each SERVER component in the database.
If necessary, rerun the catupgrd.sql script after correcting any problems.
4. Restart the database:

SQL> SHUTDOWNSQL> STARTUP
5. Compile Invalid Objects
Run the utlrp.sql script to recompile all invalid PL/SQL packages now instead of when the packages are accessed for the first time. This step is optional but recommended.
SQL> @ORACLE_BASE\ORACLE_HOME\rdbms\admin\utlrp.sql
SQL> select * from v$version;
BANNER—————————————————————-Oracle Database 10g Release 10.2.0.4.0 – ProductionPL/SQL Release 10.2.0.4.0 – ProductionCORE 10.2.0.4.0 ProductionTNS for 64-bit Windows: Version 10.2.0.4.0 – ProductionNLSRTL Version 10.2.0.4.0 – Production

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