In November 2016, Operators came on the scene. They have since been embraced by the Kubernetes community for many use cases where there are frameworks and ecosystems surrounding them.
In the years after the announcement, CoreOS, the company that started the operator craze, has been bought and that company has been bought. The CoreOS website and docs, where all of this came out, are no longer available on the general Internet and can’t be found in search engines.
In place of what CoreOS shared we have marketing and docs from frameworks and companies. While that marketing and documentation can excel at pointing people to those frameworks and companies, the simple explanations of what an operator is can be easily lost.
With that in mind, let’s go back and take a look at the simple definition from Brandon Philips, then CTO at CoreOS, who shared the idea of operators with the world.
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