whichdb
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Linter vs Postgres Pro

Linter: Russian certified relational DBMS from RELEX, used in secure government, defence and real-time systems. Postgres Pro: Russian commercial PostgreSQL distribution with multimaster, 64-bit XIDs and compressed storage.

key differences

  • Postgres Pro is built for larger datasets (≤ 1 PB) than Linter (≤ 10 TB).
  • Horizontal scaling is none in Linter and addon in Postgres Pro.
  • Only Postgres Pro has full-text search, geospatial, json, change data capture, triggers.
  • Linter can run embedded in your application process.

choose linter for

  • +Russian state information systems needing certified data protection
  • +Embedded and real-time measurement systems on QNX
  • +Import substitution of foreign commercial DBMSs

best at · OLTP, Embedded

choose postgres-pro for

  • +Russian government and banking systems
  • +Oracle replacement under import-substitution programs
  • +Very large OLTP databases hitting XID wraparound limits
  • +HA clusters with synchronous multimaster

best at · OLTP, Geo, Search

LinterRussian certified relational DBMS from RELEX, used in secure government, defence and real-time systems.
Postgres ProRussian commercial PostgreSQL distribution with multimaster, 64-bit XIDs and compressed storage.
overview
Primary model
Relational
Relational
Also supports
–
Document, Spatial
Type
Database engine
Database engine
Status
Active
Active
Developer
RELEX (NPP RELEX JSC)
Postgres Professional
First release
1990
2016
Latest version
–
Enterprise 18.6.0 (Aug 20, 2026)
License
ProprietaryProprietary (RELEX commercial license)
ProprietaryPostgres Pro commercial license
Free tier
✓
—
popularity
WhichDB Score
0.0
0.0
Rank
#771
#794
GitHub stars
–
–
Stack Overflow questions
–
–
scale & guarantees
Comfortable data size
Medium (≤ 10 TB)
Large (≤ 1 PB)
Horizontal scaling
None
Addon
Multi-region
None
Active active
ACID
Full
Full
Consistency
Strong
Strong
Schema
Strict
Strict
Architecture
Client server, Embedded, Single node
Single node, Primary replica, Multi primary, Client server
deployment
Self-hosted
✓
✓
Vendor-managed cloud
—
—
Serverless
—
—
Embedded
✓
—
Edge
—
—
Clouds
–
–
capabilities
Transactions
✓
✓
Joins
✓
✓
Secondary indexes
✓
✓
Full-text search
—
✓
Vector search
—
—
Geospatial
—
✓
JSON
—
✓
Change data capture
—
✓
Triggers
—
✓
Stored procedures
—
✓
Materialized views
—
✓
TTL / expiry
—
—
Pub/Sub
—
✓
Columnar storage
—
—
In-memory
—
—
Durable persistence
✓
✓
Compression
—
✓
Encryption at rest
—
—
Role-based access
✓
✓
Time travel
—
—
Branching
—
—
Online schema changes
—
✓
Streaming ingest
—
—
Offline sync
—
—
Runs in WebAssembly
—
—
interfaces
Query languages
SQL
SQL, PL/pgSQL
Client languages
C, C++, C#, Java, Delphi
C, Java, Python, JavaScript, Go, C#, PHP
Best for
OLTP, Embedded
OLTP, Geo, Search
Add more to this comparisonNot sure either fits? Try smart match

Linter vs Postgres Pro: FAQ

What is the difference between Linter and Postgres Pro?

Linter: Russian certified relational DBMS from RELEX, used in secure government, defence and real-time systems. Postgres Pro: Russian commercial PostgreSQL distribution with multimaster, 64-bit XIDs and compressed storage. Postgres Pro is built for larger datasets (≤ 1 PB) than Linter (≤ 10 TB). Horizontal scaling is none in Linter and addon in Postgres Pro. Only Postgres Pro has full-text search, geospatial, json, change data capture, triggers.

When should I choose Linter over Postgres Pro?

Choose Linter for russian state information systems needing certified data protection; embedded and real-time measurement systems on QNX; and import substitution of foreign commercial DBMSs. Choose Postgres Pro for russian government and banking systems; oracle replacement under import-substitution programs; and very large OLTP databases hitting XID wraparound limits.

Is Linter or Postgres Pro more popular?

Linter ranks #771 on the WhichDB Score (0.0/100) and Postgres Pro ranks #794 (0.0/100). Popularity is not fit: check the requirements that matter for your project.

Are Linter and Postgres Pro open source?

No. Linter is proprietary, closed-source software. No. Postgres Pro is proprietary, closed-source software. License: Postgres Pro commercial license.