Preparation for migrating data to Oracle Virtual Private Database

Jacco Cijsouw

  preparation for migrating data to Oracle Virtual Private Database Introduction Recently I was part of a team involved in the preparation of migration data belonging to multiple business units into a single Oracle 19c database with Virtual Private Database (VPD). The VPD solution is used for the virtual separation […]

Better track the Usage of Database Options and Management Packs, or it will cost you

Harry Dragstra 2

So here it is Oracle announces a license audit, some urgency kicks in and this familiar but also really serious question comes down from management: “Are we using any unlicensed database features“. The seriousness is quite understandable, because if so, the company can look forward to some negotiations with Oracle […]

Oracle 12c STIG Password Generator in PL/SQL

Harry Dragstra 1

Creating or modifying an Oracle Database user password can be done by using any standard password generator you can find on the WEB. But I wanted a password to comply to “ora12c_strong_verify_function”, and this isn’t as easy to generate as you might expect. Though most generators provide options to include […]

How-to set the current database schema of an application using a global context

Harry Dragstra

Question: We have customers who want to work with different database schemas and we want to determine dynamically – depending on a choice during or after login – which database schema the application in a given session should use. Is it possible to set this up in the database? Answer: […]

SQL Challenge: Drilling down into World Cup Football Tag Cloud

Lucas Jellema

In a previous article, I have introduced the World Cup Football tag cloud (https://technology.amis.nl/2014/06/22/sql-challenge-dynamically-producing-a-tag-cloud-for-world-cup-football-matches/). I have shown how tags can be associated with football matches, both explicitly and implicitly – the latter derived automatically, based on the structured information about the matches. The tag cloud can be used as a […]