Sajid Quamer

Oracle Security Alert: CVE-2025-61884 Vulnerability in E-Business Suite Oracle has identified a critical security vulnerability—CVE-2025-61884—affecting Oracle E-Business Suite. This issue is remotely exploitable without authentication, meaning attackers could potentially exploit it over a network without requiring a username or password. If successfully exploited, it may grant unauthorized access to sensitive resources. Recommended Action: Oracle strongly … Read more

RMAN-08137: WARNING: archived log not deleted, needed for standby is a warning (not an error) from RMAN during a log deletion operation. It means that RMAN did not delete an archived redo log file because it is still required by a standby database (e.g., Data Guard standby or downstream database). Why It Happens This is … Read more

Renaming a Pluggable Database (PDB) in Oracle 19c when Transparent Data Encryption (TDE) is enabled requires extra care to preserve encryption keys and wallet configurations. Here’s a step-by-step guide to help you do it safely: Step 1: Export TDE Encryption Keys Before renaming, export the encryption keys from the source PDB. Step 2: Unplug and … Read more

AutoConfig is a tool that simplifies and standardizes configuration management tasks in an Oracle E-Business Suite. A fresh installation of Release 12 includes AutoConfig as a standard and required configuration management tool. A number of key configuration and control scripts are developed in an AutoConfig environment. AutoConfig creates several directories for these scripts and their … Read more

To clear the whole shared pool, you would issue the following command from a privileged user. Is flushing shared pool is good hobbit? Flush Shared pool meaning flushing cached execution plan and SQL Queries from memory. Flush buffer cache meaning flushing cached data from memory. Database bounce/restart which internally flush both shared pool and buffer … Read more

To restore tablespace including table using RMAN (Recovery Manager), we should follow these steps: 2. RMAN Backups Required for Table Recovery: 3. Restoring Specific Tablespace:

RMAN (Recovery Manager) backup solutions for Oracle databases. RMAN is a powerful tool that simplifies backup, restore, and recovery tasks. Here are the key concepts and steps to get you started: Understanding RMAN Backup Concepts: Viewing Current RMAN Configuration: Modifying RMAN Configuration Parameters: Taking Backup: To take a consistent backup of both the database and … Read more