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Database Entry

MyScaleDB

Abandoned AI-Assisted Failed Company Forked Code OLAP

MyScaleDB is a hard-fork of Clickhouse that adds vector search and full-text indexing using Tantivy.

Website
https://myscale.com[01]
Source Code
https://github.com/myscale/MyScaleDB[02]
Tech Docs
https://www.myscale.com/docs[03]
Developer
Country of Origin
CN
Start Year
2021 [06]
End Year
2025 [05]
Coding Agent
Project Types
Commercial, Open Source
Written in
C++
Derived From
ClickHouse
Embeds / Uses
Tantivy
Compatible With
ClickHouse
Operating Systems
Hosted, Linux
License
Apache v2
Twitter
@MyScaleDB[04]

Database Entry

MyScaleDB

Abandoned AI-Assisted Failed Company Forked Code OLAP

MyScaleDB is a hard-fork of Clickhouse that adds vector search and full-text indexing using Tantivy.

History[05]

The company announced they were ceasing operations in April 2025 and subsequently closed the business in May 2025.

Data Model

Relational

Indexes

Inverted Index (Full Text)

Query Execution

Vectorized Model

Query Interface

SQL

Storage Architecture

Disk-oriented

Storage Model

Decomposition Storage Model (Columnar)

System Architecture

Shared-Everything
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HexaDB HexaDB chDB chDB TonicDB TonicDB Tantivy Tantivy

Citations

7 sources
  1. MyScale | Run Vector Search with SQL myscale.com
  2. https://github.com/myscale/MyScaleDB github.com Dead — Check Archive
  3. MyScale | Docs myscale.com
  4. https://twitter.com/MyScaleDB twitter.com
  5. https://twitter.com/MyScaleDB/status/1917163010311037327 twitter.com
  6. myscale code update · myscale/MyScaleDB@c43a34a · GitHub github.com
  7. https://github.com/myscale/MyScaleDB/commit/c64cfbcf4fec90c3acbb3e1f0ec27ee3df04130e github.com
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