DBMS > Blazegraph vs. KeyDB
System Properties Comparison Blazegraph vs. KeyDB
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Our visitors often compare Blazegraph and KeyDB with Redis, ArangoDB and NebulaGraph.
|Editorial information provided by DB-Engines|
|Name||Blazegraph Xexclude from comparison||KeyDB Xexclude from comparison|
|Amazon has acquired Blazegraph's domain and (probably) product. It is said that Amazon Neptune is based on Blazegraph.|
|Description||High-performance graph database supporting Semantic Web (RDF/SPARQL) and Graph Database (tinkerpop3, blueprints, vertex-centric) APIs with scale-out and High Availability.||An ultra-fast, open source Key-value store fully compatible with Redis API, modules, and protocols|
|Primary database model||Graph DBMS|
|Developer||Blazegraph||EQ Alpha Technology Ltd.|
|Current release||2.1.5, March 2019|
|License Commercial or Open Source||Open Source extended commercial license available||Open Source BSD-3|
|Cloud-based only Only available as a cloud service||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Server operating systems||Linux|
|Typing predefined data types such as float or date||yes RDF literal types||partial Supported data types are strings, hashes, lists, sets and sorted sets, bit arrays, hyperloglogs and geospatial indexes|
|XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.||no|
|Secondary indexes||yes||yes by using the Redis Search module|
|SQL Support of SQL||SPARQL is used as query language||no|
|APIs and other access methods||Java API|
RESTful HTTP API
|Proprietary protocol RESP - REdis Serialization Protoco|
|Supported programming languages||.Net|
|Server-side scripts Stored procedures||yes||Lua|
|Partitioning methods Methods for storing different data on different nodes||Sharding||Sharding|
|Replication methods Methods for redundantly storing data on multiple nodes||yes||Multi-source replication|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency or Eventual Consistency depending on configuration||Eventual Consistency|
Strong eventual consistency with CRDTs
|Foreign keys Referential integrity||yes Relationships in Graphs||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||Optimistic locking, atomic execution of commands blocks and scripts|
|Concurrency Support for concurrent manipulation of data||yes||yes|
|Durability Support for making data persistent||yes||yes Configurable mechanisms for persistency via snapshots and/or operations logs|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes|
|User concepts Access control||Security and Authentication via Web Application Container (Tomcat, Jetty)||simple password-based access control and ACL|
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