Graphflow
A research prototype in-memory property graph database supporting both one-time and continuous subgraph queries. Extends openCypher with trigger support. Succeeded by Kuzu.
- Overall rank
- #147
- First released
- 2017
- License
- MIT
- Built with
- Java
Sources 3 references
License MIT
Corrected from current value Apache-2.0: the repository's actual LICENSE file is MIT, dated 2019 (predates this specific VLDB-2021-paper repo).
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Unless otherwise specified directly in a source code file, the below license applies to all source code in this repository.
graphflow/graphflow-columnar-techniques LICENSE · reviewed 2026-08-02
Released 2017
Graphflow was first demonstrated as a prototype active graph database at SIGMOD 2017; confirms current value.
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Proceedings of the 2017 ACM International Conference on Management of Data, SIGMOD Conference 2017, Chicago, IL, USA, May 14-19, 2017
Graphflow: An Active Graph Database - researchr publication · reviewed 2026-08-02
Language Java
The rejected quote had been tidied to 'in memory' with a space. The PDF's actual text layer (extracted with pdftotext, no -layout) reads 'inmemory' as a single word with no hyphen or space — confirmed by direct extraction from the downloaded PDF. Quoted here exactly as the text layer has it.
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We integrated our columnar techniques into GraphflowDB, an inmemory GDBMS written in Java.
Building an On-Disk Columnar Store for Graph Database Management Systems (VLDB 2021) · reviewed 2026-08-02