Db2 for z/OS: SEPARATE_SECURITY and SECADM

 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...

Db2 for z/OS: Package-Related Things of Which You Should be Aware

Db2 for z/OS packages have been around for a long time - since, I believe, V2R3, back in the early 1990s. Even so, I've found myself talking more about packages to people lately than I have in quite some years. These discussions - conducted in meetings, in phone calls...

Db2 for z/OS: REST Services Scalability

I received an email the other day from a Db2 for z/OS system administrator who had recently attended a workshop on the Db2 REST interface. He mostly liked what he heard, but he had a concern about the scalability of Db2 REST services. Knowing that REST requests...