Managing Yum @ Redhat / Oracle Enterprise 4
Most of the times while we are installing prerequisites for the oracle installation, its some what painful to get the updated rpms and dependencies, especially in Redhat Enterprise and Oracle Enterpirse version 4. The following document explains us to overcome this issue. Yum is the easiest way to keep all programs up to date. It […]
Read MoreUpgrade Oracle Application Server to 10.1.3.4 (10g R3 patchset 4)
This post covers overview of applying Oracle Application Server 10g R3 patchset 4 (10.1.3.4) on existing 10g R3 (10.1.3) Key Points for 10.1.3.4 Upgrade 1. Patch Number for OAS 10g R3 patchset 4 (10.1.3.4) is 7272722 2. 10g R3 patchset 4 (10.1.3.4.0 – 7272722) is cumulative and includes all fixes from 10.1.3.0, 10.1.3.1, 10.1.3.2 and […]
Read MoreSecurity in Oracle WebLogic : Realm, Security Provider, Authentication, Authorization, Users
Security Providers – are modules that provide security service to application to protect Weblogic resource. Types of security providers in WebLogic Server are Authentication Provider, Authorization Provider, Auditing Providers, Credential Mapping Provider, Identity Assertion Provider, Principal Validation Provider, Adjudication Providers, Role Mapping Providers, Certificate Lookup and Validation Providers, Keystore Providers and Realm Adapter providers. Security Provider […]
Read MoreVerify CBO stats and Database initalization parameters for 11i
In order to get better performace of the database , we usually schedule Apps Gather schema . Oracle provide very important tool/script to verify the CBO stats . bde_last_analyzed.sql :-verifies the CBO statistics in the data dictionary for all tables, indexes, and partitions. It also validates the statistics on tables and indexes owned by ‘SYS’. This […]
Read MoreExplain Plan In Oracle
One of the most usefull tool which require for both DBAs and Developers to use it effectively to avoid the performance problem of Custom Code specailly in ERP database as well as any database. We should make best use of it. An execution plan is a list of steps that Oracle will follow in order to execute a SQL […]
Read MoreOracle 9i Multi Master Advance Replication setup, testing and troubleshooting
Objective: This paper is related to the Multi Master Replication setup, testing and troubleshooting. Introduction: In this Multi Master Replication testing two machines are being used. There will be two databases on the two different machines i.e. a) Master1 (Master definition Site) This site will be used for the administration of the Replication setup. b) […]
Read MoreSQL to monitor (check status) of Workflow Notification Mailer (Java)
SQL> SELECT COMPONENT_STATUS from APPS.FND_SVC_COMPONENTS where COMPONENT_ID=10006;
Read MoreSteps / How to Migrate Non ASM Instance Database to ASM Instance
NOTE: Always Do Exercise on Test Environment, First. Assumptions : 1. ASM Instance is already Created and Ready to Use. 2. DB Instance was Started using ‘spfile’ 3. Disk Group Name : ‘+DGDATA’ – Set the Parameter ‘db_create_file_dest’ to ‘+DGDATA’ alter system set db_create_file_dest=’+DGDATA’ scope=spfile; – Set the Parameter ‘control_file’ to the destination in ASM […]
Read MoreJVM Tuning (Garbage Collection) in Oracle Apps 11i
There are some good notes on JVM tuning from Mike Shaw on Steven Chan’s blog here , here and here and some good Metalink notes at end of this post. Important thing missing from all these notes (for some one like me who is new to Java) is basics of Garbage Collection, Generation and how to […]
Read MoreError: ORA-00354 – (Oracle Hidden Parameter : _allow_resetlogs_corruption)
NOTE: This is One of the Hidden Oracle Parameters. DO NOT use it until and unless instructed by Oracle Support. You are trying to start your DATABASE, you found the aforementioned error i.e. ORA-00354. . Required Action: Perform recovery with a good version of the redo log file or perform cancel-based recovery up to, but […]
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