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Azure

Azure databases

Make data your strategic asset. Modernize or build AI-ready apps with intelligent cloud databases.
OVERVIEW

Power AI apps and data-driven solutions at cloud scale

Run AI‑ready, mission‑critical workloads with secure, high‑performance databases that scale confidently and integrate across the Azure data and AI platform.
  • Azure databases help organizations turn trusted data into AI‑driven growth, powering intelligent apps, agents, and analytics that accelerate decisions, unlock new revenue, and deliver real business outcomes with live operational data.
  • Built into the Microsoft ecosystem, Azure databases integrate seamlessly with Microsoft Fabric and Microsoft Foundry, connecting operational data, analytics, and AI to reduce complexity, speed innovation, and lower the cost of integration and operations.
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  • Azure databases deliver high performance, resilience, and security for mission‑critical workloads, with fully managed services, enterprise‑grade compliance, financially backed availability SLAs, and built‑in security to scale without compromise.
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Compare products

Find the right database product for your needs

Products

Azure SQL Database Hyperscale

Azure Cosmos DB
 

Azure HorizonDB (Preview)

Azure Database for PostgreSQL

Features

Data model

Relational

NoSQL

Relational

Relational

Storage (maximum)

128 TB

Unlimited

128 TB

64 TB

Microsoft Fabric integration

Yes

Yes

Yes

Yes

Native vector support

Yes

Yes

Yes

Yes

Partitioning

Customer-managed

Automatic

Customer-managed

Customer-managed

Language

T-SQL

NoSQL

PL/pgSQL

PL/pgSQL

Availability SLA

99.995%

99.999%

*See footnote1

99.99%

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See all products

Explore cloud database services

Relational databases

Azure SQL Database Hyperscale​

Build and modernize scalable, AI-ready applications at commercial open-source database prices.
Relational databases

Azure Database for PostgreSQL

Migrate to a fully managed PostgreSQL database service with support for the latest versions.
NoSQL databases

Azure Cosmos DB

Enjoy the end-to-end Azure Cosmos DB experience with the native document API.
Relational databases

Azure SQL Database

Modernize apps on a fully managed and intelligent SQL database built for the cloud.
Relational databases

Azure SQL Managed Instance

Modernize SQL Server applications with a managed, automatically up-to-date instance in the cloud.
Relational databases

SQL Server on Azure Virtual Machines

Migrate your SQL Server workloads with ease and maintain operating system-level access.
Relational databases

Azure HorizonDB (Preview)

Build and scale mission-critical applications on a new PostgreSQL cloud database service engineered for performance.
Relational databases

Azure Database for MySQL​

Modernize on a fully managed MySQL database service with elastic scaling.
Relational databases

Oracle AI Database@Azure

Migrate your Oracle Database workloads and take advantage of the combined strengths of Oracle and Azure.
NoSQL databases

Azure DocumentDB

Build and run MongoDB-compatible AI apps and standardize your NoSQL data with an open-source, multicloud database.
NoSQL databases

Azure Managed Instance for Apache Cassandra

Modernize Cassandra data clusters with a scalable managed instance in the cloud.
NoSQL databases

MongoDB Atlas on Azure

Modernize with a managed service that runs MongoDB Enterprise with full feature support.
Caching

Azure Managed Redis

Accelerate app performance with a fully managed, scalable, in-memory solution.
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ANALYST REPORTS

Recognized by top industry analysts

  • Microsoft Azure SQL Managed Instance: Upgrading to the Next Generation

    See how Azure SQL Managed Instance delivers higher performance with up to 58% lower TCO and 60% fewer admin hours with its new next-generation General Purpose tier.
  • GigaOm Benchmark: Migrating Windows Server Workloads to Azure

    Learn how SQL Server on Azure virtual machines delivers superior throughput and price‑performance, along with cloud efficiencies that simplify migration and accelerate modernization.
  • The Economic Benefits of Migrating On-premises Database to Azure Database for PostgreSQL

    Discover how migrating to Azure Database for PostgreSQL can transform your business with measurable impact, up to 58% ROI through lower total cost of ownership, improved performance, and reduced operational complexity.
OFFERS

Save more and get started faster 

Explore Azure database offers that help reduce costs, accelerate migrations, and start building cloud‑ready, enterprise‑grade databases on Azure.
FAQ

Frequently asked questions

  • Azure offers a comprehensive set of cloud database services, including fully managed SQL and NoSQL databases, open‑source options like PostgreSQL and MySQL, a MongoDB‑compatible database service, and in‑memory caching as well. These Azure databases support transactional, analytical, real‑time, and AI‑driven workloads, so you can choose the right cloud-based database for performance, scale, and reliability.

    Azure Databases are part of Microsoft’s portfolio of databases that include SQL Server 2025 and Fabric Databases.
  • The best cloud database depends on your workload. Azure provides purpose‑built, AI-ready database services for different needs: relational databases for transactions and consistency, and non‑relational databases for low‑latency, globally scalable apps. Azure makes it easy to use multiple cloud database services together to support modern applications.
  • Azure database services are AI-ready by design, with built-in capabilities that make it easier to build intelligent and generative AI applications. Many Azure databases support native vector storage and vector search, enabling similarity search and retrieval augmented generation (RAG) directly within the database. Azure databases also integrate with Microsoft Foundry, providing connectors that let AI models and agents securely access live, operational data. Together, these capabilities allow developers to combine transactional data, vector embeddings, and AI services in a secure cloud database, without complex pipelines or external systems, so AI apps can reason over fresh, trusted data in real time.
  • Yes. Azure provides free offers for several Azure databases, allowing you to build, test, and learn with a cloud database at no cost. This makes it easy to get started with Azure’s database services before scaling to production.
  • Azure databases are fully managed, so developers don’t need to worry about patching, backups, or high availability. Azure integrates with familiar tools like Visual Studio Code, GitHub, and Microsoft Foundry, making it easier to build, manage, and scale cloud database services quickly and efficiently.
  • Azure databases are designed as a secure cloud database platform with built‑in security, compliance, and high availability. Azure provides encryption, network isolation, identity integration, and continuous monitoring by default, helping organizations run mission‑critical cloud database services with confidence.
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Pay as you go or try Azure free for up to 30 days.
  1. [1]
    *Service level agreements apply when the service is generally available. Learn more.