Best Relational Databases with Proprietary Capabilities

How Many Relational Databases Products Does G2 Track?

Total Products under this Category: 184

Category Stats (Oct 2026)

  • Average Rating: 4.27/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: ER/Studio (+1.88%) - Among all products in this category, ER/Studio recorded the largest rating increase compared to last month

Last updated: October 23, 2026

How Does G2 Rank Relational Databases Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 12,500+ Authentic Reviews
  • 184+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Relational Databases

G2 Grid® for Relational Databases plotting products by satisfaction and market presence

Highlighted products: Microsoft SQL Server, Oracle Database, Supabase, Google Cloud SQL, SAP HANA Cloud, Amazon Relational Database Service (RDS), MySQL, and EDB Postgres AI Database.

Underlying data: [Grid® JSON](https://www.g2.com/categories/relational-databases/grids.json?focus%5B%5D=microsoft-sql-server&focus%5B%5D=oracle-database&focus%5B%5D=supabase-supabase&focus%5B%5D=google-cloud-sql&focus%5B%5D=sap-hana-cloud-2025-10-01&focus%5B%5D=amazon-relational-database-service-rds&focus%5B%5D=mysql&focus%5B%5D=edb-postgres-ai-database)

Microsoft SQL Server

SQL Server 2017 brings the power of SQL Server to Windows, Linux and Docker containers for the first time ever, enabling developers to build intelligent applications using their preferred language and environment. Experience industry-leading performance, rest assured with innovative security features, transform your business with AI built-in, and deliver insights wherever your users are with mobile BI.

Average Rating: 4.4/5.0

Total Reviews: 2,132

How Do G2 Users Rate Microsoft SQL Server?

  • Ease of Use: 8.6/10 (Category avg: 8.5/10)
  • Workload Management: 8.7/10 (Category avg: 8.3/10)
  • Data Schema: 9.1/10 (Category avg: 8.6/10)
  • Query Language: 9.2/10 (Category avg: 8.6/10)

Who Is the Company Behind Microsoft SQL Server?

  • Seller: Microsoft
  • Year Founded: 1975
  • HQ Location: Redmond, Washington
  • Twitter: @microsoft
    13,091,739 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    232,750 employees on LinkedIn®
  • Ownership: MSFT

Who Uses This Product?

  • Who Uses This: Software Engineer, Software Developer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 45% Large, 37% Medium

What Do G2 Reviewers Say About Microsoft SQL Server?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Microsoft SQL Server, highlighting its seamless integration and simplicity in management.
  • Users appreciate the robust database management of Microsoft SQL Server, enhancing performance and simplifying data handling.
  • Users appreciate the powerful performance of Microsoft SQL Server, recognizing it as an industry standard for databases.
  • Users value the enterprise-grade security of Microsoft SQL Server, ensuring safety for sensitive data is prioritized.
  • Users appreciate the easy integrations of Microsoft SQL Server, enhancing their reporting and data management experience.
Cons
  • Users find Microsoft SQL Server's high licensing costs a burden, especially for small businesses and budget constraints.
  • Users express concern about the high licensing costs of Microsoft SQL Server, making it tough for small businesses.
  • Users find the high licensing costs of Microsoft SQL Server a barrier for small businesses and budget constraints.
  • Users find the licensing costs steep, making Microsoft SQL Server less accessible for small businesses and limiting flexibility.
  • Users find performance issues with SQL Server, particularly regarding tuning, scaling, and resource consumption on older systems.

What Are Recent G2 Reviews of Microsoft SQL Server?

What Are G2 Users Discussing About Microsoft SQL Server?

Oracle Database

Oracle Database is a comprehensive, multi-model database management system developed by Oracle Corporation. It is designed to handle various data types and workloads, including online transaction processing (OLTP), data warehousing, and mixed database operations. With its robust architecture, Oracle Database supports deployment across on-premises environments, cloud platforms, and hybrid configurations, offering flexibility and scalability to meet diverse business needs. Key Features and Functionality: - Multi-Model Support: Oracle Database accommodates various data models, including relational, document, graph, and key-value, enabling developers to work with diverse data types within a single platform. - Advanced Analytics: The database integrates advanced analytics capabilities, such as in-database machine learning and AI Vector Search, allowing users to perform complex analyses directly within the database environment. - High Availability and Scalability: Designed for mission-critical applications, Oracle Database offers features like data replication, backup, server clustering, and automatic storage management to ensure high availability and seamless scalability. - Security: With comprehensive security measures, including encryption, SQL Firewall, and data masking, Oracle Database safeguards sensitive information and maintains data integrity. - Multicloud Deployment: Oracle Database supports deployment across various cloud platforms, including Oracle Cloud Infrastructure, AWS, Microsoft Azure, and Google Cloud, providing flexibility and compliance with data residency requirements. Primary Value and Solutions Provided: Oracle Database addresses the complex data management needs of modern enterprises by offering a unified platform that supports multiple data models and workloads. Its integration of AI and machine learning capabilities enables organizations to derive actionable insights directly from their data, enhancing decision-making processes. The database's high availability and scalability ensure that businesses can maintain continuous operations and adapt to growing data demands. Additionally, its robust security features protect against data breaches and ensure compliance with regulatory standards. By supporting multicloud deployments, Oracle Database provides the flexibility to operate in various cloud environments, facilitating seamless integration and innovation across different platforms.

Average Rating: 4.3/5.0

Total Reviews: 939

How Do G2 Users Rate Oracle Database?

  • Ease of Use: 8.3/10 (Category avg: 8.5/10)
  • Workload Management: 8.6/10 (Category avg: 8.3/10)
  • Data Schema: 9.0/10 (Category avg: 8.6/10)
  • Query Language: 8.9/10 (Category avg: 8.6/10)

Who Is the Company Behind Oracle Database?

  • Seller: Oracle
  • Year Founded: 1977
  • HQ Location: Austin, TX
  • Twitter: @Oracle
    827,997 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    207,576 employees on LinkedIn®
  • Ownership: NYSE:ORCL

Who Uses This Product?

  • Who Uses This: Software Engineer, Software Developer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 61% Large, 27% Medium

What Do G2 Reviewers Say About Oracle Database?

AI-generated summary from verified user reviews

Pros
  • Users value the robust security features of Oracle Database, ensuring reliable performance for large data projects.
  • Users appreciate the outstanding performance of Oracle Database, effectively handling large workloads with stability and speed.
  • Users praise the ease of use of Oracle Database, making it simple to implement and integrate.
  • Users value the easy integrations of Oracle Database, facilitating seamless connectivity with other technologies.
  • Users value the reliability of Oracle Database, praising its stability and performance for mission-critical applications.
Cons
  • Users often mention the high cost of Oracle Database, making it challenging for smaller teams to manage effectively.
  • Users find the complexity of Oracle Database challenging, particularly regarding licensing and high maintenance requirements.
  • Users find Oracle Database to have poor usability, often struggling with its complexity and lack of user-friendliness.
  • Users face a difficult learning curve due to complex tasks and the need for skilled DBAs to manage Oracle Database.
  • Users face a steep learning curve with Oracle Database, requiring experienced DBAs to utilize its advanced features effectively.

What Are Recent G2 Reviews of Oracle Database?

What Are G2 Users Discussing About Oracle Database?

SAP HANA Cloud

SAP HANA Cloud is a modern database-as-a-service (DBaaS) powering the next generation of intelligent data applications. SAP HANA Cloud offers a competitive edge by incorporating advanced machine learning and predictive tools grounded in modern data science. Its powerful in-memory performance safeguards efficient data processing. By securely storing vast amounts of data with its integrated multitier storage and handling various types on a single copy in its native multi-model database, SAP HANA Cloud simplifies data management and connects to other data sources. The seamless integration of these capabilities in a reliable, unified foundation makes it easier for developers to build high-demand intelligent data apps.

Average Rating: 4.3/5.0

Total Reviews: 520

How Do G2 Users Rate SAP HANA Cloud?

  • Ease of Use: 8.1/10 (Category avg: 8.5/10)
  • Workload Management: 8.6/10 (Category avg: 8.3/10)
  • Data Schema: 8.5/10 (Category avg: 8.6/10)
  • Query Language: 8.3/10 (Category avg: 8.6/10)

Who Is the Company Behind SAP HANA Cloud?

  • Seller: SAP
  • Year Founded: 1972
  • HQ Location: Walldorf
  • Twitter: @SAP
    297,052 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    149,349 employees on LinkedIn®
  • Ownership: NYSE:SAP

Who Uses This Product?

  • Who Uses This: Consultant, SAP Consultant
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 61% Large, 26% Medium

What Do G2 Reviewers Say About SAP HANA Cloud?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the exceptional ease of use of SAP HANA Cloud, contributing to improved decision-making and collaboration.
  • Users appreciate the easy integrations of SAP HANA Cloud, enhancing data management and reporting efficiency seamlessly.
  • Users appreciate the seamless integration capabilities of SAP HANA Cloud, enhancing data management and reporting efficiencies.
  • Users praise SAP HANA Cloud for its exceptional real-time performance, enhancing usability and driving significant business value.
  • Users commend the scalability of SAP HANA Cloud, enabling flexibility and efficiency in managing large, complex datasets.
Cons
  • Users often struggle with the complexity of setup and configuration, making it challenging for new users to navigate.
  • Users feel that the cost can be prohibitive for smaller organizations, particularly with premium features and usage growth.
  • Users note a steep learning curve for SAP HANA Cloud, which may require specialized training to navigate effectively.
  • Users find the difficult learning curve of SAP HANA Cloud challenging, particularly for those new to SAP technologies.
  • Users point out the complex setup of SAP HANA Cloud, which can be challenging for specialized applications and users.

What Are Recent G2 Reviews of SAP HANA Cloud?

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Amazon Aurora

Amazon Aurora is a fully managed relational database service that combines the performance and availability of high-end commercial databases with the simplicity and cost-effectiveness of open-source databases. Compatible with MySQL and PostgreSQL, Aurora delivers up to five times the throughput of standard MySQL databases and up to three times that of standard PostgreSQL databases. It is designed for high availability, offering up to 99.99% availability within a single region and up to 99.999% across multiple regions. Aurora's architecture includes a distributed, fault-tolerant storage system that automatically scales up to 128 tebibytes, ensuring continuous data access and durability. Additionally, Aurora provides serverless configurations, allowing automatic scaling based on application needs, and integrates seamlessly with other AWS services for machine learning and analytics. Key Features and Functionality: - High Performance: Delivers up to five times the throughput of MySQL and three times that of PostgreSQL, enabling efficient handling of demanding workloads. - High Availability: Designed for up to 99.99% availability within a single region and up to 99.999% across multiple regions, ensuring continuous data access. - Scalability: Automatically scales storage up to 128 tebibytes and supports up to 15 read replicas for read-intensive applications. - Serverless Configuration: Offers Aurora Serverless, which automatically adjusts capacity based on application demand, eliminating the need for manual provisioning. - Machine Learning Integration: Integrates with Amazon SageMaker and Amazon Comprehend, allowing for in-database machine learning capabilities without data movement. - Security: Provides multiple layers of security, including network isolation, encryption at rest and in transit, and compliance with various industry standards. Primary Value and Solutions Provided: Amazon Aurora addresses the need for a high-performance, highly available, and scalable relational database service that is cost-effective and easy to manage. By offering compatibility with MySQL and PostgreSQL, it allows organizations to migrate existing applications without significant code changes. Aurora's automatic scaling and serverless options cater to applications with variable workloads, reducing operational overhead and costs. Its integration with AWS machine learning services enables real-time analytics and predictive capabilities directly within the database, enhancing application functionality. Overall, Aurora simplifies database management while delivering enterprise-grade performance and reliability.

Average Rating: 4.5/5.0

Total Reviews: 435

How Do G2 Users Rate Amazon Aurora?

  • Ease of Use: 8.7/10 (Category avg: 8.5/10)
  • Workload Management: 8.8/10 (Category avg: 8.3/10)
  • Data Schema: 8.7/10 (Category avg: 8.6/10)
  • Query Language: 8.6/10 (Category avg: 8.6/10)

Who Is the Company Behind Amazon Aurora?

  • Seller: Amazon Web Services (AWS)
  • Year Founded: 2006
  • HQ Location: Seattle, WA
  • Twitter: @awscloud
    2,232,483 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    148,266 employees on LinkedIn®
  • Ownership: NASDAQ: AMZN

Who Uses This Product?

  • Who Uses This: DevOps Engineer, Software Engineer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 38% Small, 34% Medium

What Do G2 Reviewers Say About Amazon Aurora?

AI-generated summary from verified user reviews

Pros
  • Users value the auto-scaling and high performance of Amazon Aurora, enhancing manageability and efficiency for applications.
  • Users value the high availability and auto-scaling of Amazon Aurora, ensuring seamless performance for scalable applications.
  • Users appreciate the ease of use in Amazon Aurora, enjoying seamless management and integration with AWS services.
  • Users highlight the impressive performance and scalability of Amazon Aurora, making it ideal for heavy batch jobs.
  • Users value the high availability of Amazon Aurora, which ensures reliable performance and seamless workload management.
Cons
  • Users find Amazon Aurora expensive, with unpredictable costs that increase significantly for larger datasets and storage needs.
  • Users face a significant dependency on the AWS ecosystem, limiting integration with external systems and flexibility.
  • Users report feature limitations in Aurora, especially compared to self-managed databases and other cloud providers.
  • Users find that the cost issues with Amazon Aurora can accumulate unexpectedly, especially with large datasets.
  • Users often find the learning curve steep, especially when transitioning from basic database solutions to Aurora.

What Are Recent G2 Reviews of Amazon Aurora?

What Are G2 Users Discussing About Amazon Aurora?

MariaDB

MariaDB frees companies from the costs, constraints and complexity of proprietary databases, enabling them to reinvest in what matters most – rapidly developing innovative, customer-facing applications. MariaDB uses pluggable, purpose-built storage engines to support workloads that previously required a variety of specialized databases. With complexity and constraints eliminated, enterprises can now depend on a single complete database for all their needs, whether on commodity hardware or their cloud of choice. Deployed in minutes for transactional or analytical use cases, MariaDB delivers unmatched operational agility without sacrificing key enterprise features including real ACID compliance and full SQL. Trusted by organizations such as Deutsche Bank, DBS Bank, Nasdaq, Red Hat, ServiceNow, Verizon and Walgreens – MariaDB meets the same core requirements as proprietary databases at a fraction of the cost. No wonder it’s the fastest growing open source database. Real business relies on MariaDB™.

Average Rating: 4.4/5.0

Total Reviews: 219

How Do G2 Users Rate MariaDB?

  • Ease of Use: 8.9/10 (Category avg: 8.5/10)
  • Workload Management: 8.4/10 (Category avg: 8.3/10)
  • Data Schema: 9.2/10 (Category avg: 8.6/10)
  • Query Language: 9.2/10 (Category avg: 8.6/10)

Who Is the Company Behind MariaDB?

  • Seller: MariaDB
  • Company Website:
  • Year Founded: 2014
  • HQ Location: Espoo, Finland
  • Twitter: @mariadb
    452,246 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    400 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 43% Small, 33% Medium

What Do G2 Reviewers Say About MariaDB?

AI-generated summary from verified user reviews

Pros
  • Users find MariaDB to be easy to use, enhancing integration with various platforms and overall performance.
  • Users appreciate the easy integrations of MariaDB, allowing seamless connectivity with different platforms and systems.
  • Users value the easy backup capabilities of MariaDB, enhancing their data management and security processes seamlessly.
  • Users value the superior execution speed of MariaDB, especially when compared to MySQL, enhancing overall efficiency.
  • Users value the cost efficiency of MariaDB, enjoying its free access and high-performance features.
Cons
  • Users find MariaDB's beginner unfriendliness challenging initially due to its CLI interface, but improve with daily use.
  • Users struggle with connectivity issues in MariaDB, often facing integration failures without clear bug identification.
  • New users often face difficult learning curves with MariaDB's CLI, impacting their initial experience despite its eventual usability.
  • Users experience integration failures in MariaDB, often unable to diagnose the underlying issues effectively.
  • Users note feature limitations and initial discomfort with CLI, but find it better with daily use.

What Are Recent G2 Reviews of MariaDB?

What Are G2 Users Discussing About MariaDB?

IBM Informix

• Harness data with broad functionality and unlimited scalability. IBM Informix is a secure embeddable database, optimized for OLTP and Internet of Things (IoT) data. Informix has the unique ability to seamlessly integrate SQL, NoSQL/JSON, time series and spatial data. Everyone from developers to global enterprises can benefit from its reliability, flexibility, ease of use and low total cost of ownership. • Optimize business decisions Perform analytics close to data sources to enhance local decision making. Access business intelligence faster with enhanced integration with various tools and applications. • Eliminate downtime Ensure always-on operations across your grid environment. Upgrade, maintain and configure the grid with no downtime. Successfully meet service-level agreements. • Improve development agility Support both structured and unstructured data with a hybrid database system for enhanced flexibility and easier development. • IBM Informix is available on-premise and on the IBM Cloud. IBM Informix on Cloud offers the complete feature set of on-premises Informix deployments. Run your OLTP queries and workloads on an optimized instance and use the Informix warehouse accelerator to configure in-memory query acceleration for predictive analytics. Get the benefits of Informix without the cost, complexity and risk of managing your own infrastructure. IBM Informix V14.10 enhances all editions, bringing improvements to performance, security, administration, and core database capabilities including support for online transaction processing (OLTP) and replication workloads, timeseries and spatial data. Discover why many of the world’s most innovative companies depend on IBM Informix.

Average Rating: 4.5/5.0

Total Reviews: 92

How Do G2 Users Rate IBM Informix?

  • Ease of Use: 9.1/10 (Category avg: 8.5/10)
  • Workload Management: 8.3/10 (Category avg: 8.3/10)
  • Data Schema: 8.9/10 (Category avg: 8.6/10)
  • Query Language: 9.1/10 (Category avg: 8.6/10)

Who Is the Company Behind IBM Informix?

  • Seller: IBM
  • Year Founded: 1911
  • HQ Location: Armonk, New York, United States
  • Twitter: @IBMSecurity
    74,660 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    344,328 employees on LinkedIn®
  • Ownership: SWX:IBM

Who Uses This Product?

  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 45% Large, 32% Medium

What Are Recent G2 Reviews of IBM Informix?

What Are G2 Users Discussing About IBM Informix?

ApexSQL

ApexSQL offers tools for SQL server.

Average Rating: 4.4/5.0

Total Reviews: 28

How Do G2 Users Rate ApexSQL?

  • Ease of Use: 9.1/10 (Category avg: 8.5/10)
  • Workload Management: 7.5/10 (Category avg: 8.3/10)
  • Data Schema: 7.8/10 (Category avg: 8.6/10)
  • Query Language: 8.3/10 (Category avg: 8.6/10)

Who Is the Company Behind ApexSQL?

  • Seller: Quest Software
  • Year Founded: 1987
  • HQ Location: Austin, TX
  • Twitter: @Quest
    17,109 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    3,507 employees on LinkedIn®
  • Ownership: NYSE: DGX

Who Uses This Product?

  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 43% Small, 40% Medium

What Are Recent G2 Reviews of ApexSQL?

What Are G2 Users Discussing About ApexSQL?

dbForge Documenter for SQL Server

dbForge Documenter for SQL Server is a tool that automatically generates documentation of an entire SQL Server database with a wide range of options to customize the generated documentation to meet specific requirements.

Average Rating: 4.2/5.0

Total Reviews: 3

How Do G2 Users Rate dbForge Documenter for SQL Server?

  • Ease of Use: 10.0/10 (Category avg: 8.5/10)
  • Workload Management: 8.3/10 (Category avg: 8.3/10)
  • Data Schema: 8.3/10 (Category avg: 8.6/10)
  • Query Language: 10.0/10 (Category avg: 8.6/10)

Who Is the Company Behind dbForge Documenter for SQL Server?

  • Seller: Devart
  • Year Founded: 1997
  • HQ Location: Wilmington, Delaware, USA
  • Twitter: @DevartSoftware
    1,736 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    252 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Small, 25% Large

What Do G2 Reviewers Say About dbForge Documenter for SQL Server?

AI-generated summary from verified user reviews

Pros
  • Users value the documentation generation capability of dbForge Documenter for SQL Server, enhancing collaboration with developers and consultants.
  • Users value the flexibility in documentation formats provided by dbForge Documenter for SQL Server, enhancing collaboration.

What Are Recent G2 Reviews of dbForge Documenter for SQL Server?

Infobright DB

Infobright DB's high performance analytic database is designed for analyzing large volumes of machine-generated data

Average Rating: 4.0/5.0

Total Reviews: 2

How Do G2 Users Rate Infobright DB?

  • Ease of Use: 7.5/10 (Category avg: 8.5/10)
  • Workload Management: 6.7/10 (Category avg: 8.3/10)
  • Data Schema: 6.7/10 (Category avg: 8.6/10)
  • Query Language: 6.7/10 (Category avg: 8.6/10)

Who Is the Company Behind Infobright DB?

Who Uses This Product?

  • Company Size: 100% Large, 50% Medium

What Do G2 Reviewers Say About Infobright DB?

AI-generated summary from verified user reviews

Pros
  • Users value the efficient compression capabilities of Infobright DB, enhancing data storage and supporting business scalability.
  • Users value the scalability of Infobright DB, enhancing their business processes and optimizing data storage.
Cons
  • Users express concerns about data privacy and theft issues when using Infobright DB for data management.

What Are Recent G2 Reviews of Infobright DB?

What Are G2 Users Discussing About Infobright DB?