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ActivePivot vs ClickHouse

ActivePivot: In-memory OLAP aggregation engine for bank risk analytics, renamed Atoti Server by ActiveViam. ClickHouse: Open-source columnar OLAP database known for very fast aggregations over billions of rows.

key differences

  • Licensing: ActivePivot is proprietary (Proprietary (Atoti EULA; free community edition of the Python SDK)); ClickHouse is open source (permissive) (Apache License 2.0).
  • ClickHouse is built for larger datasets (Multi-PB) than ActivePivot (≤ 10 TB).
  • Only ActivePivot has transactions, in-memory, time travel.
  • Only ClickHouse has secondary indexes, full-text search, vector search, geospatial, json.
  • ClickHouse has a serverless option; ActivePivot does not.

choose activepivot for

  • +Market risk and FRTB capital calculations
  • +Real-time P&L and limits monitoring on trading desks
  • +What-if and scenario analysis on granular positions
  • +Excel/MDX front ends over large in-memory cubes

best at · OLAP, Real-time analytics, Tick data

choose clickhouse for

  • +Product and web analytics
  • +Log and observability backends
  • +Real-time dashboards over event streams
  • +Time-series and IoT metrics at scale

best at · Real-time analytics, OLAP, Observability

ActivePivotIn-memory OLAP aggregation engine for bank risk analytics, renamed Atoti Server by ActiveViam.
ClickHouseOpen-source columnar OLAP database known for very fast aggregations over billions of rows.
overview
Primary model
Columnar / OLAP
Columnar / OLAP
Also supports
Relational
Relational, Document, Vector, Time-Series
Type
Database engine
Database engine
Status
Active
Active
Developer
ActiveViam (formerly Quartet FS)
ClickHouse, Inc.
First release
2005
2016
Latest version
–
26.10.2.103 (Oct 24, 2026)
License
ProprietaryProprietary (Atoti EULA; free community edition of the Python SDK)
Open source (permissive)Apache License 2.0
Free tier
✓
✓
popularity
WhichDB Score
3.4
69.8
Rank
#436
#10
GitHub stars
–
50.6K
Stack Overflow questions
–
2.2K
scale & guarantees
Comfortable data size
Medium (≤ 10 TB)
Massive (Multi-PB)
Horizontal scaling
Native
Native
Multi-region
None
Read replicas
ACID
Limited
Limited
Consistency
Strong
Eventual
Schema
Strict
Strict
Architecture
In memory, Client server, Distributed
Distributed, Shared storage, Single node, Client server
deployment
Self-hosted
✓
✓
Vendor-managed cloud
—
✓
Serverless
—
✓
Embedded
—
—
Edge
—
—
Clouds
–
AWS, Google Cloud, Azure, Alibaba Cloud, Tencent Cloud, Aiven
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
MDX
SQL (ClickHouse dialect), PRQL, KQL (experimental)
Client languages
Java, Python
Python, Go, Java, JavaScript, Rust, C++, C#
Best for
OLAP, Real-time analytics, Tick data
Real-time analytics, OLAP, Observability, Warehouse
Add more to this comparisonNot sure either fits? Try smart match

ActivePivot vs ClickHouse: FAQ

What is the difference between ActivePivot and ClickHouse?

ActivePivot: In-memory OLAP aggregation engine for bank risk analytics, renamed Atoti Server by ActiveViam. ClickHouse: Open-source columnar OLAP database known for very fast aggregations over billions of rows. Licensing: ActivePivot is proprietary (Proprietary (Atoti EULA; free community edition of the Python SDK)); ClickHouse is open source (permissive) (Apache License 2.0). ClickHouse is built for larger datasets (Multi-PB) than ActivePivot (≤ 10 TB). Only ActivePivot has transactions, in-memory, time travel.

When should I choose ActivePivot over ClickHouse?

Choose ActivePivot for market risk and FRTB capital calculations; real-time P&L and limits monitoring on trading desks; and what-if and scenario analysis on granular positions. Choose ClickHouse for product and web analytics; log and observability backends; and real-time dashboards over event streams.

Is ActivePivot or ClickHouse more popular?

ClickHouse ranks #10 on the WhichDB Score (69.8/100) and ActivePivot ranks #436 (3.4/100). Popularity is not fit: check the requirements that matter for your project.

Are ActivePivot and ClickHouse open source?

No. ActivePivot is proprietary, closed-source software. Yes. ClickHouse is open source. License: Apache License 2.0.