improve this  "Databases have served the purpose of data storage and retrieval systems. They have been traditionally managed in RDBMS (relational stores). RDBMS although as good as they are, they have reached a point of entitlement that one size fits all approach of storing and retrieving data in a tabular form has reached its limits in today’s use cases. They don’t scale well when you want to “Google” something from a database. If Google used a SQL query to search for all the information stored in their “data store” to produce relevant information, we wouldn't be using Google. " to create an introduction for a modern data architecture course The letter n should appear at least 25 times.
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