I work with developers on an Oracle ERP package for automating our Human Capital tasks. About a year ago, Oracle introduced a new search product in their ERP called SES (Secure Enterprise Search) to replace an old third party product called Verity. And, almost immediately after introducing SES, they replaced it with Elastic in their next version (SES – we hardly knew ye!).
Here is why they did that:
https://www.ilynxinc.com/single-post/2017/09/25/What%E2%80%9… (1st paragraph titled “What is Elasticsearch?”)