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# InterSystems IRIS vs PostgreSQL Comparison - What are their main differences?

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InterSystems IRISPostgreSQL[+ Add Product](#)

Reviews

**InterSystems IRIS** [

4.6/5(73)

](https://www.g2.com/products/intersystems-iris/reviews#reviews)

**PostgreSQL** [

4.4/5(683)

](https://www.g2.com/products/postgresql/reviews#reviews)

Pricing

**InterSystems IRIS**
Free Trial

No pricing available

**PostgreSQL**
No pricing available

**Pricing Insights**
from reviews

Time to Implement

**InterSystems IRIS**
Not enough reviews yet

**PostgreSQL**
2 months

Based on 73 responses

Return on Investment

**InterSystems IRIS**
Not enough reviews yet

**PostgreSQL**
8 months

Based on 47 responses

Perceived Cost

**InterSystems IRIS**
$$$$$

**PostgreSQL**
$$$$$

Average Discount

**InterSystems IRIS**
Not enough reviews yet

**PostgreSQL**
11%

Pros & Cons

**InterSystems IRIS**
[
Features (9)
](https://www.g2.com/products/intersystems-iris/reviews?filters%5Bsentiment_snippet%5D=2258246&qs=pros-and-cons#reviews)[
Ease of Use (8)
](https://www.g2.com/products/intersystems-iris/reviews?filters%5Bsentiment_snippet%5D=2257974&qs=pros-and-cons#reviews)[
Difficult Learning (6)
](https://www.g2.com/products/intersystems-iris/reviews?filters%5Bsentiment_snippet%5D=2258343&qs=pros-and-cons#reviews)[
Expensive (5)
](https://www.g2.com/products/intersystems-iris/reviews?filters%5Bsentiment_snippet%5D=2257937&qs=pros-and-cons#reviews)

**PostgreSQL**
[
Features (16)
](https://www.g2.com/products/postgresql/reviews?filters%5Bsentiment_snippet%5D=1373123&qs=pros-and-cons#reviews)[
Ease of Use (13)
](https://www.g2.com/products/postgresql/reviews?filters%5Bsentiment_snippet%5D=1373593&qs=pros-and-cons#reviews)[
Beginner Unfriendliness (7)
](https://www.g2.com/products/postgresql/reviews?filters%5Bsentiment_snippet%5D=1374094&qs=pros-and-cons#reviews)[
Complexity (6)
](https://www.g2.com/products/postgresql/reviews?filters%5Bsentiment_snippet%5D=1373765&qs=pros-and-cons#reviews)

Integrations

**InterSystems IRIS**
[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_e13b4b28c3774e3e5d721220034ed9bb/aspose-aspose.jpg "Product Avatar Image")

Aspose

](https://www.g2.com/products/aspose-aspose/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_b3390b4cc3d92e87d570895f7358c003/aws-lambda.jpg "Product Avatar Image")

AWS Lambda

](https://www.g2.com/products/aws-lambda/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_d20584aae28e7a36c33465b06918a4db/grafana.jpg "Product Avatar Image")

Grafana Labs

](https://www.g2.com/products/grafana-labs/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_7e2cc37d808a91c442ce32a77004fd0f/libreoffice.png "Product Avatar Image")

LibreOffice

](https://www.g2.com/products/libreoffice/reviews)[
View all
](https://www.g2.com/products/intersystems-iris/integrations)

**PostgreSQL**
[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_4c82924bf37fb0c0c2cf8d7f5cc68986/angular-dev-angular.jpg "Product Avatar Image")

Angular

](https://www.g2.com/products/angular-dev-angular/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_d99c715051d74e27de9fd48624b6561e/apache-tomcat.png "Product Avatar Image")

Tomcat

](https://www.g2.com/products/apache-tomcat/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_bde6cd3bdabd1f16c41327bd71f4dee5/cpanel.png "Product Avatar Image")

cPanel

](https://www.g2.com/products/cpanel/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_a6c205d533dba77b318af96d91beb2ac/databricks.jpeg "Product Avatar Image")

Databricks

](https://www.g2.com/products/databricks/reviews)[
View all
](https://www.g2.com/products/postgresql/integrations)

Screenshots

**InterSystems IRIS**
No screenshot available

**PostgreSQL**
 ![PostgreSQL screenshot](https://images.g2crowd.com/cdn-cgi/image/width=600,height=600,fit=scale-down,format=auto,onerror=redirect,/https://images.g2crowd.com/uploads/attachment/file/20331/uploads_2Fab7b5997-a58a-4539-8306-c978c4e82158_2FPostgreSQL-9-0-3_3.png)

Ratings

Meets Requirements

**InterSystems IRIS**

9.0

9.049

**PostgreSQL**

9.1

9.1559

Ease of Use

**InterSystems IRIS**

7.9

7.950

**PostgreSQL**

8.5

8.5565

Ease of Setup

**InterSystems IRIS**

7.6

7.629

**PostgreSQL**

8.4

8.4294

Ease of Admin

**InterSystems IRIS**

7.8

7.820

**PostgreSQL**

8.2

8.2251

Quality of Support

**InterSystems IRIS**

8.7

8.749

**PostgreSQL**

7.9

7.9452

Has the product been a good partner in doing business?

**InterSystems IRIS**

8.6

8.618

**PostgreSQL**

8.5

8.5199

Product Direction (% positive)

**InterSystems IRIS**

9.0

9.046

**PostgreSQL**

8.5

8.5544

Features

Relational Databases[Hide 24 FeaturesShow 24 Features](javascript:void(0);)

9.2

47

8.9

522

Management 

Data Schema

9.3(won by 0.2)

17

9.1

129

Query Language

8.9

19

9.2(won by 0.3)

125

ACID - Complaint

9.1

13

9.2(won by 0.1)

115

Data Replication

9.6(won by 0.7)

16

 (There is a greater than 0.5 difference between this product's rating and its competitors)

8.9

115

Support 

Text Search

8.6

16

8.7(won by 0.1)

117

Data Types

8.6

20

9.1(won by 0.5)

135

 (There is a greater than 0.5 difference between this product's rating and its competitors)

Languages

8.3

19

9.1(won by 0.8)

114

 (There is a greater than 0.5 difference between this product's rating and its competitors)

Operating Systems

9.3(won by 0.2)

17

9.1

119

Security

Database Locking

9.3(won by 0.6)

14

 (There is a greater than 0.5 difference between this product's rating and its competitors)

8.7

120

Access Control

9.5(won by 0.5)

17

 (There is a greater than 0.5 difference between this product's rating and its competitors)

9.0

122

Encryption

9.5(won by 0.8)

17

 (There is a greater than 0.5 difference between this product's rating and its competitors)

8.7

113

Authentication

9.0(won by 0.1)

17

8.9

115

Performance 

Disaster Recovery

8.9(won by 0.3)

16

8.6

110

Data Concurrency

9.1(won by 0.3)

15

8.8

120

Workload Management

9.1(won by 0.4)

17

8.7

112

Advanced Indexing

9.6(won by 0.9)

16

 (There is a greater than 0.5 difference between this product's rating and its competitors)

8.7

121

Query Optimizer

9.3(won by 0.7)

15

 (There is a greater than 0.5 difference between this product's rating and its competitors)

8.6

117

Database Features

Storage

9.2(won by 0.2)

32

9.0

468

Availability

9.2(won by 0.2)

30

9.0

473

Stability

9.4(won by 0.4)

32

9.0

481

Scalability

9.1(won by 0.5)

34

 (There is a greater than 0.5 difference between this product's rating and its competitors)

8.6

464

Security

9.1(won by 0.4)

31

8.7

447

Data Manipulation

8.9(won by 0.1)

31

8.8

463

Query Language

9.1(won by 0.1)

32

9.0

471

Database Management Systems (DBMS)[Hide 48 FeaturesShow 48 Features](javascript:void(0);)

9.1

17

Not enough data

Management

Data dictionary

8.8(won by default)

13

Not enough data

Data Replication

9.3(won by default)

12

Not enough data

Query Language

8.9(won by default)

14

Not enough data

Data Modeling

8.9(won by default)

12

Not enough data

Performance Analysis

9.3(won by default)

12

Not enough data

Data Synchronization

Not enough data

Not enough data

Real-Time Data

Not enough data

Not enough data

Data Storage Management

Not enough data

Not enough data

Maintenance

Data Migration

9.3(won by default)

12

Not enough data

Backup and Recovery

9.3(won by default)

12

Not enough data

Multi-User Environment

8.7(won by default)

13

Not enough data

Automatic Backup

Not enough data

Not enough data

Database Conversion

Not enough data

Not enough data

Security

Data Encryption

8.9(won by default)

11

Not enough data

User Access Control

9.2(won by default)

13

Not enough data

Mobile Access

Not enough data

Not enough data

Additional Functionality

Workflow Management

Not enough data

Not enough data

Third-Party Integrations

Not enough data

Not enough data

Data Extraction

Not enough data

Not enough data

Relational Database Management

Not enough data

Not enough data

SSL Security

Not enough data

Not enough data

API

Not enough data

Not enough data

Data Connectors

Not enough data

Not enough data

Search/Filter

Not enough data

Not enough data

Reporting & Statistics

Not enough data

Not enough data

Customizable Templates

Not enough data

Not enough data

AI Copilot

Not enough data

Not enough data

Full Text Search

Not enough data

Not enough data

Data Virtualization

Not enough data

Not enough data

Data Import/Export

Not enough data

Not enough data

Generative AI

Not enough data

Not enough data

Drag & Drop

Not enough data

Not enough data

Customizable Fields

Not enough data

Not enough data

Authentication

Not enough data

Not enough data

Data Visualization

Not enough data

Not enough data

Secure Data Storage

Not enough data

Not enough data

Activity Dashboard

Not enough data

Not enough data

Data Mapping

Not enough data

Not enough data

Multiple Programming Languages Supported

Not enough data

Not enough data

Data Capture and Transfer

Not enough data

Not enough data

User Management

Not enough data

Not enough data

NOSQL Database Management

Not enough data

Not enough data

Access Controls/Permissions

Not enough data

Not enough data

Calendar Management

Not enough data

Not enough data

Real-Time Monitoring

Not enough data

Not enough data

Document Storage

Not enough data

Not enough data

Audit Management

Not enough data

Not enough data

Charting

Not enough data

Not enough data

Key Value Databases[Hide 12 FeaturesShow 12 Features](javascript:void(0);)

9.2

7

Not enough data

Data Management

Data Model

9.4(won by default)

6

|

Verified

Not enough data

Data Types

9.2(won by default)

6

|

Verified

Not enough data

Availability

Auto Sharding

8.9(won by default)

6

|

Verified

Not enough data

Auto Recovery

9.2(won by default)

6

|

Verified

Not enough data

Data Replication

9.2(won by default)

6

|

Verified

Not enough data

Performance 

Integrated Cache

9.4(won by default)

6

|

Verified

Not enough data

Security

Role-Based Authorization

9.2(won by default)

6

|

Verified

Not enough data

Authentication

8.6(won by default)

6

|

Verified

Not enough data

Encryption

9.2(won by default)

6

|

Verified

Not enough data

Audit Logs

Feature Not Available

Not enough data

Support

Operating Systems

9.4(won by default)

6

|

Verified

Not enough data

Multi-Model

Feature Not Available

Not enough data

Document Databases[Hide 54 FeaturesShow 54 Features](javascript:void(0);)

9.1

7

Not enough data

Data Management

Data Model

9.4(won by default)

6

Not enough data

Data Types

8.9(won by default)

6

Not enough data

Built - In Search

8.6(won by default)

6

Not enough data

Event Triggers

9.3(won by default)

5

Not enough data

Semantic Search

Not enough data

Not enough data

Availability

Auto Recovery

9.0(won by default)

5

Not enough data

Data Replication

9.4(won by default)

6

Not enough data

Auto Sharding

Not enough data

Not enough data

Backup and Recovery

Not enough data

Not enough data

Real-Time Data

Not enough data

Not enough data

Performance

Query Optimization

9.7(won by default)

5

Not enough data

Ad hoc Query

Not enough data

Not enough data

Security

Role-Based Authorization

9.2(won by default)

6

Not enough data

Authentication

9.4(won by default)

6

Not enough data

Audit Logs

9.7(won by default)

6

Not enough data

Encryption

8.6(won by default)

6

Not enough data

Support

Multi-Model

9.0(won by default)

5

Not enough data

Operating Systems

8.9(won by default)

6

Not enough data

BI Connectors

8.6(won by default)

6

Not enough data

Data Connectors

Not enough data

Not enough data

Additional Functionality

Database Conversion

Not enough data

Not enough data

Monitoring

Not enough data

Not enough data

Activity Dashboard

Not enough data

Not enough data

Data Extraction

Not enough data

Not enough data

Reporting/Analytics

Not enough data

Not enough data

Automatic Backup

Not enough data

Not enough data

Real-Time Monitoring

Not enough data

Not enough data

Audit Management

Not enough data

Not enough data

Data Visualization

Not enough data

Not enough data

Ad hoc Reporting

Not enough data

Not enough data

Compliance Management

Not enough data

Not enough data

Indexing

Not enough data

Not enough data

Search/Filter

Not enough data

Not enough data

Alerts/Notifications

Not enough data

Not enough data

Data Verification

Not enough data

Not enough data

Performance Testing

Not enough data

Not enough data

Data Capture and Transfer

Not enough data

Not enough data

Security Auditing

Not enough data

Not enough data

Access Controls/Permissions

Not enough data

Not enough data

Role-Based Permissions

Not enough data

Not enough data

Data Mapping

Not enough data

Not enough data

Data Retrieval

Not enough data

Not enough data

AI Copilot

Not enough data

Not enough data

Third-Party Integrations

Not enough data

Not enough data

Generative AI

Not enough data

Not enough data

Configuration Management

Not enough data

Not enough data

Audit Trail

Not enough data

Not enough data

For NoSQL Databases

Not enough data

Not enough data

Data Import/Export

Not enough data

Not enough data

Data Migration

Not enough data

Not enough data

Data Synchronization

Not enough data

Not enough data

API

Not enough data

Not enough data

Serverless Accessibility

Not enough data

Not enough data

Multiple Data Sources

Not enough data

Not enough data

NoSQL Databases[Hide 7 FeaturesShow 7 Features](javascript:void(0);)

9.0

45

Not enough data

Database Features

Storage

9.2(won by 0.2)

32

9.0

468

Availability

9.2(won by 0.2)

30

9.0

473

Stability

9.4(won by 0.4)

32

9.0

481

Scalability

9.1(won by 0.5)

34

 (There is a greater than 0.5 difference between this product's rating and its competitors)

8.6

464

Security

9.1(won by 0.4)

31

8.7

447

Data Manipulation

8.9(won by 0.1)

31

8.8

463

Query Language

9.1(won by 0.1)

32

9.0

471

Show 1 feature category with incomplete data

Data Fabric[Hide 15 FeaturesShow 15 Features](javascript:void(0);)

Not enough data

Not enough data

Data Management

Data Integration

Not enough data

Not enough data

Data Discovery

Not enough data

Not enough data

Multi - Platform

Not enough data

Not enough data

Metadata

Not enough data

Not enough data

Analytics

Data Analytics

Not enough data

Not enough data

Security

Compliance

Not enough data

Not enough data

Governance

Not enough data

Not enough data

Data Protection

Not enough data

Not enough data

Generative AI

AI Text Generation

Not enough data

Not enough data

AI Text Summarization

Not enough data

Not enough data

Agentic AI - Data Fabric

Autonomous Task Execution

Not enough data

Not enough data

Multi-step Planning

Not enough data

Not enough data

Cross-system Integration

Not enough data

Not enough data

Adaptive Learning

Not enough data

Not enough data

Decision Making

Not enough data

Not enough data

User Insights

Reviewers' Company Size

[![InterSystems IRIS](https://images.g2crowd.com/uploads/product/hd_favicon/80bb0c5305b30ded5d2e0b6340deed91/intersystems-iris.svg "InterSystems IRIS")](https://www.g2.com/products/intersystems-iris/reviews)

InterSystems IRIS

Small-Business(50 or fewer emp.)

45.8%

Mid-Market(51-1000 emp.)

35.6%

Enterprise(\> 1000 emp.)

18.6%

[![PostgreSQL](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_251be2af3ae607c45c14e816eaa1cf41/postgresql.png "PostgreSQL")](https://www.g2.com/products/postgresql/reviews)

PostgreSQL

Small-Business(50 or fewer emp.)

36.1%

Mid-Market(51-1000 emp.)

34.3%

Enterprise(\> 1000 emp.)

29.6%

Small-Business

(50 or fewer emp.)

45.8%

36.1%

Mid-Market

(51-1000 emp.)

35.6%

34.3%

Enterprise

(\> 1000 emp.)

18.6%

29.6%

Reviewers' Industry

[![InterSystems IRIS](https://images.g2crowd.com/uploads/product/hd_favicon/80bb0c5305b30ded5d2e0b6340deed91/intersystems-iris.svg "InterSystems IRIS")](https://www.g2.com/products/intersystems-iris/reviews)
InterSystems IRIS

Computer Software

27.1%

Hospital & Health Care

25.4%

Information Technology and Services

15.3%

Health, Wellness and Fitness

8.5%

Information Services

6.8%

Other

16.9%

[![PostgreSQL](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_251be2af3ae607c45c14e816eaa1cf41/postgresql.png "PostgreSQL")](https://www.g2.com/products/postgresql/reviews)
PostgreSQL

Information Technology and Services

27.3%

Computer Software

23.0%

Financial Services

4.2%

Internet

4.2%

Telecommunications

2.8%

Other

38.5%

FAQs

## InterSystems IRIS vs PostgreSQL FAQs

Generated using AI

Last updated: August 16, 2026

### What is the difference between PostgreSQL vs InterSystems IRIS?

InterSystems IRIS stands out for its higher reviewer satisfaction scores and enterprise-grade support, while PostgreSQL is favored for its open-source flexibility and broad adoption.

| [PostgreSQL](https://www.g2.com/products/postgresql/reviews) | [InterSystems IRIS](https://www.g2.com/products/intersystems-iris/reviews) |
| --- | --- |
| 4.4/5 (684 reviews) | 4.6/5 (68 reviews) |
| Mid-Market | Mid-Market |
| 8.4 | 8.0 |
| 7.9 | 8.7 |
| Open Source Flexibility | Enterprise-Grade Support |

### How do the pricing models of PostgreSQL and InterSystems IRIS compare?

PostgreSQL is considered the stronger value due to its open-source model and higher satisfaction with pricing.

- **PostgreSQL:** Reviewers consistently highlight the absence of licensing costs and strong ROI, with many citing open-source as a key value driver.
- **InterSystems IRIS:** Reviewers frequently mention high licensing costs and note that while the platform is feature-rich, the price can be prohibitive for smaller projects.
- **Switching Reason:** Several reviewers cite cost savings and the elimination of licensing fees as primary reasons for choosing PostgreSQL over commercial alternatives.

### What are the best alternatives to PostgreSQL and InterSystems IRIS?

The top 3 alternatives to PostgreSQL and InterSystems IRIS are MS SQL, MySQL, and Oracle Database.

| Product | G2 Rating (reviews) | Largest Segment | Pricing Insight | Top Reviewer-Cited Strength |
| --- | --- | --- | --- | --- |
| [PostgreSQL](https://www.g2.com/products/postgresql/reviews) | 4.4/5 (684 reviews) | Mid-Market | Open-source, no licensing fees | Open Source Flexibility |
| [InterSystems IRIS](https://www.g2.com/products/intersystems-iris/reviews) | 4.6/5 (68 reviews) | Mid-Market | Enterprise-grade, higher licensing costs | Enterprise-Grade Support |
| [MS SQL](https://www.g2.com/products/microsoft-sql-server/reviews) | 4.4/5 (2,287 reviews) | Enterprise | — | Enterprise Integration |
| [MySQL](https://www.g2.com/products/mysql/reviews) | 4.4/5 (1,682 reviews) | Small-Business | — | Performance and Simplicity |
| [Oracle Database](https://www.g2.com/products/oracle-database/reviews) | 4.3/5 (1,021 reviews) | Enterprise | — | Scalability and Reliability |

### Which Relational Databases features should I prioritize when comparing PostgreSQL and InterSystems IRIS?

Buyers should prioritize Security, Integrations, Performance, Ease of Setup, and Support when comparing PostgreSQL and InterSystems IRIS.

- **Security:** PostgreSQL (4 all-time mentions), InterSystems IRIS (4 all-time mentions)
- **Integrations:** PostgreSQL (6 all-time mentions), InterSystems IRIS (6 all-time mentions)
- **Performance:** PostgreSQL (6 all-time mentions), InterSystems IRIS (8 all-time mentions)
- **Ease of Setup:** PostgreSQL (8.4), InterSystems IRIS (8.0)
- **Support:** PostgreSQL (7.9), InterSystems IRIS (8.7)

### What are the pros and cons of PostgreSQL vs InterSystems IRIS?

PostgreSQL's headline strength is open-source flexibility, while InterSystems IRIS excels in enterprise-grade support and performance.

- **PostgreSQL strengths:** Features (16 all-time mentions), Ease of Use (13), Open Source (10), Reliability (10), Scalability (10), Flexibility (8), Data Analytics (6), Easy Integrations (6), Performance (6), Query Speed (5), Data Security (4)
- **PostgreSQL trade-offs:** Beginner Unfriendliness (7), Complexity (6), Learning Curve (5), Slow Performance (5), Complex Configuration (4), High Hardware Requirements (4)
- **InterSystems IRIS strengths:** Features (9), Ease of Use (8), Performance (8), Customer Support (6), Easy Integrations (6), Functionality (6), Speed (6), Flexibility (5), Reliability (4), AI Features (3)
- **InterSystems IRIS trade-offs:** Difficult Learning (6), Expensive (5), Insufficient Documentation (5), Learning Curve (5), Poor Documentation (5), Expensive Licensing (4), Poor UI (4), UX Improvement (4)

### Is PostgreSQL or InterSystems IRIS better for small businesses?

PostgreSQL is the better fit for small businesses due to its open-source model and strong small-business reviewer sentiment.

- **PostgreSQL:** Largest segment is Mid-Market, but reviewers consistently highlight its cost-effectiveness and flexibility for small businesses, especially due to no licensing fees.
- **InterSystems IRIS:** Largest segment is Mid-Market, with reviewers noting higher costs and a steeper learning curve, making it less accessible for small businesses.

### Which Relational Databases platform has better integrations?

PostgreSQL and InterSystems IRIS are rated equally for integrations, each with 6 all-time mentions of easy integrations in reviews.

- **PostgreSQL:** Python (27 all-time mentions), Tableau (4), Ruby on Rails (3)
- **InterSystems IRIS:** HL7, FHIR, and REST integrations are frequently cited in recent reviews, especially for healthcare and enterprise interoperability.

### How do PostgreSQL and InterSystems IRIS compare on customer support?

InterSystems IRIS has a higher Quality of Support score by 0.8 points, a material difference over PostgreSQL.

- **PostgreSQL:** Quality of Support score is 7.9; reviewers note strong community support but limited official vendor support unless using a managed provider.
- **InterSystems IRIS:** Quality of Support score is 8.7; reviewers consistently praise the Worldwide Response Center (WRC) and rapid, knowledgeable support, especially for mission-critical environments.

### Which is easier to implement, PostgreSQL or InterSystems IRIS?

PostgreSQL scores 0.4 points higher on Ease of Setup than InterSystems IRIS, a material difference favoring PostgreSQL.

- **PostgreSQL:** Ease of Setup score is 8.4; reviewers frequently cite straightforward installation and broad documentation, with some noting a learning curve for advanced configuration.
- **InterSystems IRIS:** Ease of Setup score is 8.0; reviewers describe initial setup as easy but mention a steeper learning curve for advanced features and integrations.

### Which product has better Security?

Security is rated equally strong for both PostgreSQL and InterSystems IRIS, each with 4 all-time reviewer mentions.

- **PostgreSQL:** Security has 4 all-time reviewer mentions; reviewers highlight robust access control, row-level security, and audit logging, with some noting the need for additional setup for encryption at rest.
- **InterSystems IRIS:** Security has 4 all-time reviewer mentions; reviewers cite strong security, stability, and compliance features, especially valued in healthcare and finance sectors.

Alternatives

**InterSystems IRIS Alternatives**

 ![Microsoft SQL Server](https://images.g2crowd.com/uploads/product/hd_favicon/a8a99a96fda235658139f710592f8a53/microsoft-sql-server.svg "Microsoft SQL Server")

[
MS SQL
](/products/microsoft-sql-server/reviews)

 ![IBM Db2](https://images.g2crowd.com/uploads/product/hd_favicon/1553782253/ibm-db2.svg "IBM Db2")

[
IBM Db2
](/products/ibm-db2/reviews)

 ![Oracle Database](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_82f55e945509bff7b8009e8024cfe73c/oracle-database.jpg "Oracle Database")

[
Oracle Database
](/products/oracle-database/reviews)

 ![SAP HANA Cloud](https://images.g2crowd.com/uploads/product/hd_favicon/b5f8f986beca96ab0027c693ee762fb9/sap-hana-cloud-2025-10-01.svg "SAP HANA Cloud")

[
SAP HANA Cloud
](/products/sap-hana-cloud-2025-10-01/reviews)

**PostgreSQL Alternatives**

 ![Microsoft SQL Server](https://images.g2crowd.com/uploads/product/hd_favicon/a8a99a96fda235658139f710592f8a53/microsoft-sql-server.svg "Microsoft SQL Server")

[
MS SQL
](/products/microsoft-sql-server/reviews)

 ![MySQL](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_240340edca859994ec71e4490aa20022/mysql.png "MySQL")

[
MySQL
](/products/mysql/reviews)

 ![Oracle Database](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_82f55e945509bff7b8009e8024cfe73c/oracle-database.jpg "Oracle Database")

[
Oracle Database
](/products/oracle-database/reviews)

 ![Amazon Relational Database Service (RDS)](https://images.g2crowd.com/uploads/product/hd_favicon/1533130188/amazon-relational-database-service-rds.svg "Amazon Relational Database Service (RDS)")

[
Amazon Relational Database...
](/products/amazon-relational-database-service-rds/reviews)