ORAPWD OPW-00029: Password complexity failed for SYS user Encountering the OPW-00029 error due to password complexity for the SYS user in Oracle 12c and above can be problematic. This guide details how to bypass the stringent password requirements by using the...
Oracle Blog Posts
Data Guard Database Migration and Upgrade to 19c Using Oracle AutoUpgrade
After completing several database migration and upgrade projects, utilizing Data Guard to migrate the database has been my preferred method when minimal downtime is required, and Golden Gate is not an option. From 11.2.0.1 onwards, it is possible to configure the...
Online Table Redefinition with dbms_redefinition in Oracle
Understanding Online Table Redefinition The dbms_redefinition process, known as Online Table Redefinition, is a process that transforms a table's structure, allowing database administrators to make changes such as adding or removing columns, modifying data types, or...
Oracle Database Consolidation: Benefits, Challenges, and Best Practices
As organizations grow and evolve, their IT infrastructures can become increasingly complex. One area where this complexity can manifest itself is in the management of multiple Oracle databases. In response to this challenge, many organizations are considering...
Oracle Database Security Best Practices: Protecting Your Data and Ensuring Compliance
Database security is a critical aspect of any organization's IT infrastructure, as it plays a crucial role in protecting sensitive data and ensuring compliance with various regulations. Oracle databases, in particular, are often targeted by cybercriminals due to their...
Overcoming the Top 15 Challenges of Oracle Database Migration to the Cloud
As more and more businesses move their operations to the cloud, one of the most common challenges faced is migrating existing on-premise Oracle databases to the cloud. While this move can bring significant benefits, such as increased scalability, flexibility, and cost...
Oracle Database Deployment: Pros and Cons of On-Premises vs. Cloud Options
When choosing a database platform for your business, several options are available in the market. Oracle Database is one of the most popular and widely used database management systems, offering a variety of deployment options, including on-premises, cloud virtual...
Best Practices for Preventing Ransomware Attacks on Oracle Databases
Ransomware attacks have become a major concern for businesses across the globe. These attacks can cause significant harm to the affected organization's reputation, operational capacity, and financial stability. Oracle databases are no exception to ransomware attacks....
Cloning 19c Oracle Home on RAC
Starting from Oracle19c cloning your oracle home is a bit different, whether you use this method for out of place patching or rolling out patches to multiple servers we no longer use clone.pl, instead oracle recommends using the software-only install option, available...
ORA-04031: Unable to Allocate nn Bytes of Shared Memory
The Oracle error ORA-04031: unable to allocate nn bytes of shared memory is telling us that Oracle tried to allocate a specific amount of memory for a process and it was unable to do so. I see this more often with legacy or very large and complex ETL processes. The...