A Fantastic article written by Google about the End of life (EOL) of one of its projects, the Google Search Appliance (GSA).
#Google #Search Appliance will reach its end of life in 2019. The exact date depends on your license agreement. Our engineering teams will continue to support the product by providing technical support, fixing bugs, providing security updates, and offering usability improvements...
https://support.google.com/gsa/answer/7528111?hl=en
In this article, Google does not mix words about your need to have a real solution in place.
With this product coming to an end, what is your game plan for #enterprisesearch? Do you have a solution in place that can crawl any of your databases and provide you with granular search results?
The best thing to do, as Google mentions is to consult and discuss your needs.
If you are using #Drupal or #Wordpress (any CMS), their #SOLR solutions may be enough, but can quickly fail to deliver the robust results your company will need.