Comparison
MyScaleDB vs pgvecto.rs
Verdict
Pick MyScaleDB if myScaleDB is a ClickHouse-derived system designed to enhance performance for vector and full-text searches. It integrates SQL support with advanced features like embedding-based search and image search; pick pgvecto.rs if pgvecto.rs is a vector database extension for PostgreSQL, built in Rust, that supports scalable and low-latency vector search operations, including specific vector data types and distance calculations.
Markdown twin · MyScaleDB alternatives · pgvecto.rs alternatives
GraphCanon updated Sep 20, 2026
5views this month
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Trust & integrity
| Signal | MyScaleDB | pgvecto.rs |
|---|---|---|
| Maintenance | Dormant (592d since push) As of Sep 20, 2026 · github_public_v1 | Dormant (568d since push) As of Sep 18, 2026 · github_public_v1 |
| Provenance | Not a fork · Organization account As of Sep 20, 2026 · github_public_v1 | Not a fork · Organization account As of Sep 18, 2026 · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of Jul 11, 2026 · osv@v1 | No lockfile (source not queried) As of Sep 18, 2026 · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- MyScaleDB
- A @ClickHouse fork that supports high-performance vector search and full-text search.
- pgvecto.rs
- Scalable, Low-latency and Hybrid-enabled Vector Search in Postgres
Stars
- MyScaleDB
- 1.0k
- pgvecto.rs
- 2.2k
Forks
- MyScaleDB
- 73
- pgvecto.rs
- 86
Open issues
- MyScaleDB
- 10
- pgvecto.rs
- 76
Language
- MyScaleDB
- C++
- pgvecto.rs
- Rust
Adopt for
- MyScaleDB
- MyScaleDB is a ClickHouse-derived system designed to enhance performance for vector and full-text searches. It integrates SQL support with advanced features like embedding-based search and image search.
- pgvecto.rs
- pgvecto.rs is a vector database extension for PostgreSQL, built in Rust, that supports scalable and low-latency vector search operations, including specific vector data types and distance calculations.
Persona
- MyScaleDB
- -
- pgvecto.rs
- -
Runtime
- MyScaleDB
- -
- pgvecto.rs
- -
License
- MyScaleDB
- Apache-2.0
- pgvecto.rs
- Apache-2.0
Last pushed
- MyScaleDB
- Feb 5, 2025
- pgvecto.rs
- Feb 26, 2025
Categories
- MyScaleDB
- Data & Retrieval, Vector Databases
- pgvecto.rs
- Vector Databases
Trust and health
Days since push
- MyScaleDB
- 592d
- pgvecto.rs
- 568d
Open issues (now)
- MyScaleDB
- 10
- pgvecto.rs
- 76
Stars delta
- MyScaleDB
- +6 (30d)
- pgvecto.rs
- +7 (30d)
Full report
- MyScaleDB
- Trust report
- pgvecto.rs
- Trust report
Choose MyScaleDB if…
- MyScaleDB is primarily C++; pgvecto.rs is Rust.
- Tags unique to MyScaleDB: ann, big-data, embedding, image-search.
- Also covers Data & Retrieval.
- - When your application requires both fast vector and full-text search capabilities within a single database system without compromising on performance.
When NOT to use MyScaleDB
- - If your primary requirement is only standard relational data operations and does not include vector or full-text search capabilities, as MyScaleDB's strength lies in these specific areas.
- - For cases where your application environment strictly avoids C++ based systems due to language-specific preferences or constraints.
Choose pgvecto.rs if…
- pgvecto.rs is primarily Rust; MyScaleDB is C++.
- Tags unique to pgvecto.rs: chatgpt, faiss, gpt, hacktoberfest.
- When you need to integrate vector search capabilities directly into an existing PostgreSQL database, as pgvecto.rs extends PostgreSQL with vector data types and distance calculations.
When NOT to use pgvecto.rs
- If your application does not require integration with PostgreSQL, as pgvecto.rs is specifically designed as an extension for PostgreSQL and does not offer standalone vector search capabilities.
- When you need a solution that supports vector dimensions beyond 65535, as pgvecto.rs is limited to this maximum dimension size.
- If you are looking for a solution that does not require the overhead of setting up and maintaining a PostgreSQL database, as pgvecto.rs is tightly coupled with PostgreSQL.
- When you need a vector database that supports more complex vector operations beyond the three distance calculations provided by pgvecto.rs.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (myscale/MyScaleDB) · observed Sep 20, 2026
- GitHub forks (myscale/MyScaleDB) · observed Sep 20, 2026
- Last push (myscale/MyScaleDB) · observed Feb 5, 2025
- License file (Apache-2.0) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Jul 12, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (tensorchord/pgvecto.rs) · observed Sep 20, 2026
- GitHub forks (tensorchord/pgvecto.rs) · observed Sep 20, 2026
- Last push (tensorchord/pgvecto.rs) · observed Feb 26, 2025
- License file (Apache-2.0) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Sep 18, 2026
- Trust scan (lockfile / OSV) · observed Sep 18, 2026
GitHub stars on cards: MyScaleDB 1.0k · pgvecto.rs 2.2k (synced Sep 20, 2026).
Common questions
- What is the difference between MyScaleDB and pgvecto.rs?
- MyScaleDB: A @ClickHouse fork that supports high-performance vector search and full-text search.. pgvecto.rs: Scalable, Low-latency and Hybrid-enabled Vector Search in Postgres. See the comparison table for live GitHub stats and shared categories.
- When should I choose MyScaleDB over pgvecto.rs?
- Choose MyScaleDB over pgvecto.rs when MyScaleDB is primarily C++; pgvecto.rs is Rust; Tags unique to MyScaleDB: ann, big-data, embedding, image-search; Also covers Data & Retrieval; - When your application requires both fast vector and full-text search capabilities within a single database system without compromising on performance.
- When should I choose pgvecto.rs over MyScaleDB?
- Choose pgvecto.rs over MyScaleDB when pgvecto.rs is primarily Rust; MyScaleDB is C++; Tags unique to pgvecto.rs: chatgpt, faiss, gpt, hacktoberfest; When you need to integrate vector search capabilities directly into an existing PostgreSQL database, as pgvecto.rs extends PostgreSQL with vector data types and distance calculations.
- When should I avoid MyScaleDB?
- - If your primary requirement is only standard relational data operations and does not include vector or full-text search capabilities, as MyScaleDB's strength lies in these specific areas. - For cases where your application environment strictly avoids C++ based systems due to language-specific preferences or constraints.
- When should I avoid pgvecto.rs?
- If your application does not require integration with PostgreSQL, as pgvecto.rs is specifically designed as an extension for PostgreSQL and does not offer standalone vector search capabilities. When you need a solution that supports vector dimensions beyond 65535, as pgvecto.rs is limited to this maximum dimension size. If you are looking for a solution that does not require the overhead of setting up and maintaining a PostgreSQL database, as pgvecto.rs is tightly coupled with PostgreSQL. When you need a vector database that supports more complex vector operations beyond the three distance calculations provided by pgvecto.rs.
- Is MyScaleDB or pgvecto.rs more popular on GitHub?
- pgvecto.rs has more GitHub stars (2,186 vs 1,043). Stars measure visibility, not whether either tool fits your constraints.
- Are MyScaleDB and pgvecto.rs open source?
- Yes - both are open-source projects on GitHub (MyScaleDB: Apache-2.0, pgvecto.rs: Apache-2.0).
- Where can I find alternatives to MyScaleDB or pgvecto.rs?
- GraphCanon lists graph-backed alternatives at MyScaleDB alternatives and pgvecto.rs alternatives (MyScaleDB markdown twin, pgvecto.rs markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, MyScaleDB or pgvecto.rs?
- MyScaleDB: Dormant. pgvecto.rs: Dormant. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for MyScaleDB and pgvecto.rs?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: MyScaleDB trust report; pgvecto.rs trust report.