noSql

NoSQL: MongoDB, Cassandra, Redis, Elasticsearch Solr Distributed Caching etc.

What is Redis?

What is Redis, Redis is an open-source NoSQL advanced Key-value database for In-memory cache. Learn features of Redis, why we use Redis, use case of Redis.

Understanding of High Availability NFR (Non Functional Requirement)

Understanding of High Availability of nonfunctional requirements is not easy, it’s an art with science. Being an architect, it is very important to understand cost vs acceptable downtime. I mean to say, how much cost you are going to invest on servers and how much your acceptance on downtime? These are essential things before committing …

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4 Types of NoSQL databases

4 Types of NoSQL databases: document-oriented, key-value store, column-based store, and graph-based store. Optimized for heavy write workload and heavy read workload on a large scale. Key features: Performance, horizontal Scalability, replication, clustering etc.