A typical problem attributed to many Content Management Systems (CMS) is their lack of scalability and performance because of their tight coupling with some data stores, mostly traditional RDBMS. This could be avoided by keeping the CMS disconnected by publishing the content to a more robust NoSQL data store, and definitely Elasticsearch is one of the strong contenders. The core feature of Elasticsearch is its full-text indexing and searching capability and for a CMS; this capability is required, and the inherently strong capabilities of Elasticsearch as a store could be utilized. Elasticsearch is also supported by many of the CMSes available in the market, making it a more apt technology choice. Because of this reason and more, many platforms in CMS and Digital Asset Management (DAM) use Elasticsearch as one of the components internally.
A full explanation of this...