In IT, regulations and laws dictate the way Cybersecurity is supposed to be handled. To meet requirements in a rather comfortable way, Single-Sign-On (SSO) turns out to be the go-to solution. We have taken a closer look at a major player in the field: Hashicorp Vault  Unlock the Power of Single-Sign-On: Say Goodbye to Multiple Passwords With t...

KsqlDB is an event streaming database for building stream processing applications on top of Apache Kafka. In the previous article, ksqlDB was introduced and the benefits, and reasons for the existence of another solution within the Kafka universe to build stream processing applications were outlined. KsqlDB proposes a different approach to Kafka St...

Is there more to Kafka than the usual producer and consumer API? In a previous article, this question was raised to introduce alternative solutions offered by Kafka for designing and building stream processing applications. Streams (Kafka Streams API) rich library was presented as such an alternative to the known producer and consumer. Why the...

Even as an experienced consultant, you don't think about many things until you are faced with them. I have put several InnoDB clusters including MySQL router into operation over the past few years. Up to now, this was always an interactive process where it was no problem to simply enter the passwords of privileged users (at the console). It was cle...

Configuration files are a constant source of errors. Especially with older systems (before version 8.0), which did not yet have the possibility to make online persistent changes (e.g. "set global persist…"), there were often minor problems. The parameter was set online (but volatile; i.e. not rebootable) due to a lack of downtime and was written to...

The GeoJSON format (https://de.wikipedia.org/wiki/GeoJSON) is a popular exchange format because it is supported by many applications. In addition, the JSON structure makes it easy to read for both humans and machines.With the help of the procedure "sdo_util.from_geojson" provided by Oracle Spatial the format can be converted very easily into the da...