This is an open-source, relational, fully-managed database that is used to deploy cloud-native apps. Other than web database, it is used for a wide range of purposes, including data warehousing, e-commerce, and logging applications.

Benefits:

• Easy to Use and Interact
• Prevents Memory Leaks
• Includes Data Security Layers
• Runs on Multiple Operating Systems
• Extreme Data Handling Capacity

Postgres is another open-source database management system that emphasizes extensibility and SQL compliance. It is an object-based database that safely stores and scales complex data workloads.

Benefits:

• Open Source DBMS
• Flexible Full-text Search Facilities
• Diverse Indexing Techniques
• Diversified Extension Functions

This is a fully managed NoSQL Database which supports key value and document data structures and is a part of Amazon Web Services portfolio. It is a multi-region, multi-active database with built-in security, backup, restore and in-memory catching.

Benefits:

• Unlimited Data Storage
• Secured Methods to Authenticate Users
• Expands Single Table Over Multiple Server
• Throughput Based Pricing
• Solid State Disks to Store Data Items

This DBMS was specifically developed by Google to create mobile and web apps. It is a is a cloud-hosted NoSQL database that lets you store and sync data between your users in real-time.

Benefits:

• Real-time Data
• Static File Hosting
• Security Built-in
• Storage Fostered by Google Cloud
• Email and Password Authentication

Microsoft’s Azure SQL Database is a managed cloud database that runs on cloud computing platforms and the access to it is given as a service.

Amazon Relational Database Service is a distributed database service that runs on cloud to simplify the setup, operation, and scalability of relational databases for already in use applications.

Benefits:

• Easy Deployment
• High Availability
• Fast Storage Options
• Superior Monitoring/Metrics
• Robust Backup and Recovery