How to Fix ORA-01017: invalid username/password; logon denied
When you’re working with Oracle Recovery Manager (RMAN) and encounter the error: you may immediately assume that it’s an issue with the username or…
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323 articles
How to Resolve In-Doubt 2PC Transactions in Oracle Database
In a distributed transaction system, databases perform Data Manipulation Language (DML) operations across multiple databases. This complexity arises from the need to maintain consistency…
How to Manage Restricted Mode in Oracle Database
Restricted mode in Oracle Database allows only users with the RESTRICTED SESSION privilege to connect, making it useful for maintenance tasks. Below are the…
Exploring Access Control Lists (ACL) Privileges in Oracle
Access Control Lists (ACLs) are crucial for managing fine-grained security in Oracle. They allow administrators to define access permissions for network resources, ensuring users…
How to Kill Oracle Export/Import Jobs
In this blog post, we’ll explore various methods to check and terminate Oracle Data Pump export (expdp) and import (impdp) jobs. Oracle provides several…
How to Backup User Passwords in Oracle
Backing up user passwords in Oracle is essential for database administrators. This guide shows how to back up passwords for a single user, multiple…
What Is ORA-01720: ‘Grant Option Does Not Exist’ and How Do You Fix It?
The Oracle error ORA-01720: grant option does not exist occurs when you attempt to grant privileges on an object, but the user granting the…
Oracle SQL Scripts for User Password, Account Info, and History
In Oracle, it is essential to monitor and manage user account details such as password changes, account creation, last login times, password expiry dates,…
Crontab in Linux: Examples and Useful Commands
Crontab is used in Linux to schedule tasks that run periodically at specified times or intervals. This tool is essential for automating repetitive tasks…
Oracle Database Patching: Common Steps
Introduction This document outlines the essential steps for Oracle Database patching. It includes pre-checks, patch installation instructions, and post-patching validation steps. Always refer to…
How to Find Oracle Database Size
This post provides SQL queries to find the size of an Oracle database, including the total database size, data size, used and free space,…
Monitoring Oracle Database Growth and Space Utilization
This SQL query helps monitor the growth and space utilization of an Oracle database by calculating the total size, used space, free space, and…