In the Db2 for z/OS module called DSNZPARM (ZPARM, for short), which provides the configuration settings for a Db2 subsystem, there is a parameter named SEPARATE_SECURITY. This ZPARM was introduced with Db2 10, and its purpose is to enable a Db2 for z/OS-using...
Did you know that Db2 provides a method to change the way a program or SQL statement acquires locks? That way is known as the isolation level and it can be set to specify the locking behavior for a transaction or statement. Standard SQL defines four isolation levels...
Cybersecurity is always in a state of change. There are new security features and new attack methods - or was it the other way? Over the past months, several new security features were added to IBM Cloud. In this blog post, I want to quickly describe them and point...
The tide is definitely turning: organizations are replacing the outdated narrative that the mainframe is ‘old’ tech with a more objective view focusing on how IBM Z can support their business over the long term, while also contributing to digital transformation. At...
Recently, I had the opportunity to participate in a joint mainframe study between IBM and a large financial services company in Europe. As part of that study also the customer's service management processes were explored and the goal was to figure out where and how...
"Data fabric" is an increasingly hot topic in IT circles, and with good reason—an effectively implemented data fabric can deliver significant dividends by enabling an organization to get more value from its data assets. Db2 for z/OS people should have some familiarity...
We are looking forward to attending SHARE Columbus this month. SHARE offers attendees an opportunity to connect, collaborate and share insights with people within the industry. Planet Mainframe looks forward to connecting with you. We are always open to new...
If you work with Db2 then you need to know about the IBM zIIP specialty processor. This is true whether you are a DBA or a developer... and, let's face it, if you work on a mainframe in any capacity, you'll want to know at least something about zIIPs. With that in...
The evolution of IT environments Enterprise IT environments have evolved greatly over the past decades. IT environments have moved to a highly scalable, interconnected, and geographically dispersed model, increasing the complexity of IT environments. In...
As you know, we like to pick blog articles from other sources that we feel are interesting enough to talk about on the Planet Mainframe blog. Here are this month’s picks: Quantum Secured Cryptography A great article worth spotlighting by Planet Mainframe friend Allan...
