DBMS > CrateDB vs. Stardog
System Properties Comparison CrateDB vs. Stardog
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|Editorial information provided by DB-Engines
|CrateDB Xexclude from comparison
|Stardog Xexclude from comparison
|Distributed Database based on Lucene
|Enterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization
|Primary database model
Time Series DBMS
|Secondary database models
|7.3.0, May 2020
|License Commercial or Open Source
|commercial 60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students
|Cloud-based only Only available as a cloud service
|DBaaS offerings (sponsored links) Database as a Service
Providers of DBaaS offerings, please contact us to be listed.
|CrateDB Cloud: a distributed SQL database that spreads data and processing across an elastic cluster of shared nothing nodes. CrateDB Cloud enables data insights at scale on Microsoft Azure, AWS and Google Cloud Platform.
|Server operating systems
|All Operating Systems, including Kubernetes with CrateDB Kubernetes Operator support
|Flexible Schema (defined schema, partial schema, schema free)
|schema-free and OWL/RDFS-schema support
|Typing predefined data types such as float or date
|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 Import/export of XML data possible
|yes supports real-time indexing in full-text and geospatial
|SQL Support of SQL
|yes, but no triggers and constraints, and PostgreSQL compatibility
|Yes, compatible with all major SQL variants through dedicated BI/SQL Server
|APIs and other access methods
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API
|GraphQL query language
Jena RDF API
Sesame REST HTTP Protocol
|Supported programming languages
Go community maintained client
Perl community maintained client
Ruby community maintained client
Scala community maintained client
|Server-side scripts Stored procedures
|user defined functions and aggregates, HTTP Server extensions in Java
|yes via event handlers
|Partitioning methods Methods for storing different data on different nodes
|Replication methods Methods for redundantly storing data on multiple nodes
|Configurable replication on table/partition-level
|Multi-source replication in HA-Cluster
|MapReduce Offers an API for user-defined Map/Reduce methods
|Consistency concepts Methods to ensure consistency in a distributed system
Read-after-write consistency on record level
|Immediate Consistency in HA-Cluster
|Foreign keys Referential integrity
|yes relationships in graphs
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data
|no unique row identifiers can be used for implementing an optimistic concurrency control strategy
|Concurrency Support for concurrent manipulation of data
|Durability Support for making data persistent
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.
|User concepts Access control
|rights management via user accounts
|Access rights for users and roles
|More information provided by the system vendor
|CrateDB is an open-source distributed SQL database that spreads data and processing...
|Response time in milliseconds: e ven for complex ad-hoc queries. Massive scaling...
|Typical application scenarios
| IoT: accelerate your IIoT projects with CrateDB, delivering real-time analytics...
|Across all continents, CrateDB is used by companies of all sizes to meet the most...
|The CrateDB open source project was started in 2013 Honorable Mention in 2021 Gartner®...
|Licensing and pricing models
|See CrateDB pricing >
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|Conferences, events and webinars
CrateDB European Tour Amsterdam
How to Get the Most Out of Your Time Series Data
|Recent citations in the news
CrateDB Appoints Sergey Gerasimenko as New CTO
Sergey Gerasimenko Steps Up as CrateDB's New CTO: A Strategic Leap Forward
10 Lesser-Known Databases. Discover Hidden Gems | by Abnoan Muniz
How We Designed CrateDB as a Realtime SQL DBMS for the Internet of Things
Real-Time Analytics Database Company CrateDB Names Lars Färnström as New CEO
provided by Google News
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