Azure Classroom Series – 26/Nov/2021

NO-SQL Offerings by Azure —–> Cosmos DB

• Modern applications are required to highly responsive and always online, To achieve low latency and HA, instances of these applications need to be deployed in datacenters closer to their users.

• In Reality, Application need to respond to large changes during peak hours, store ever increase volumes of data & make this avaliable to other users in milli seconds

• Refer Here to understand different datastore models

• NO-SQL Datastores

  • Key/Value store:
    • A key value store associates each data value with a unique key.
    • Most key/value stores only support simple query, insert and delete operations, to modify a value => application should overrite the existing data
    • Azure Servers:
      • Azure Cosmos DB Table API
      • etcd API (preview)
      • Azure Cache for Redis
      • Azure Table Storage
  • Document Database:
    • This is collection of documents, where each document consist of named fields and data
    • Documents need to have the same structure
    • Azure Servers:
      • Azure Cosmos DB Mongo API
  • Graph Databases:
    • Azure Services:
      • Azure Cosmos DB Gremlin API
  • Column-family database:
    • Azure Service:
      • Azure Cosmos DB Cassandra API

• Creating a Cosmos DB => Exploring Options

  • Options Available
  • Global Distribution
  • Networking
  • Instance settings