Azure Services Periodic Table & Decision Guide | OTechy

Azure Services Periodic Table

Strategic decision guide for cloud architecture. Hover for use cases.

AI + ML
Analytics
Compute
Databases
Messaging
Networking
Storage
Security
AI Bot Service

AI Bot Service

Build and connect intelligent bots to interact with your users via text or speech.

Use Case: Customer support chatbots.
Analysis Services

Analysis Services

Enterprise-grade engine for data modeling and analytics.

Use Case: Complex BI reporting for large datasets.
App Service

App Service

Managed hosting platform for web, mobile, and API apps.

Decision: Use when you want PaaS but need persistent instances.
Cosmos DB

Cosmos DB

Globally distributed, multi-model NoSQL database.

Decision: Use for <10ms latency and global scale.
Service Bus

Service Bus

Enterprise-grade reliable messaging broker with queues.

Logic: Use for Financial Transactions where order and reliability are critical.
App Gateway

Application Gateway

L7 load balancer with Web Application Firewall (WAF).

Use Case: Regional traffic routing with URL-path based rules.
Blob Storage

Blob Storage

Massively scalable object storage for unstructured data.

Use Case: Serving images or streaming videos directly to browsers.
Key Vault

Key Vault

Secure storage for keys, secrets, and certificates.

Use Case: Storing SQL connection strings or SSL certs.
ML Studio

ML Studio

End-to-end platform to build, train, and deploy models.

Use Case: Custom predictive maintenance models.
Purview

Purview

Unified data governance and discovery service.

Use Case: Finding where PII data resides across your cloud.
Functions

Functions

Serverless event-driven compute code execution.

Decision: Use for short-lived, triggered tasks (e.g. image thumbnails).
SQL Database

Azure SQL

Fully managed relational database (RDBMS).

Decision: Standard choice for relational workloads (ERP/CRM).
Event Grid

Event Grid

Highly scalable, reactive event routing service.

Logic: Use when "Something Happened" (e.g., File Uploaded) and you need a trigger.
Front Door

Azure Front Door

Global CDN and entry point for web applications.

Decision: Use for Global acceleration and security.
Data Lake Gen2

Data Lake Storage

Hierarchical storage optimized for big data analytics.

Use Case: Underpinning storage for Synapse or Databricks.
HSM

Dedicated HSM

Hardware Security Module for high compliance.

Logic: Use when regulatory laws require dedicated physical hardware.
Cognitive Svcs
Data Explorer
Azure Batch
MySQL
Event Hubs

Event Hubs

Big data streaming platform and event ingestion service.

Logic: Use for Big Data Streaming (Millions of events/sec) like logs/telemetry.
Azure DNS
Elastic SAN
Defender