DBMS > atoti vs. PostgreSQL vs. Stardog
System Properties Comparison atoti vs. PostgreSQL vs. Stardog
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|Editorial information provided by DB-Engines|
|Name||atoti Xexclude from comparison||PostgreSQL Xexclude from comparison||Stardog Xexclude from comparison|
|Description||An in-memory DBMS combining transactional and analytical processing to handle the aggregation of ever-changing data.||Widely used open source RDBMS Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL||Enterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization|
|Primary database model||Object oriented DBMS||Relational DBMS with object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.||Graph DBMS|
|Secondary database models||Document store|
|Developer||ActiveViam||PostgreSQL Global Development Group www.postgresql.org/developer||Stardog-Union|
|Initial release||1989 1989: Postgres, 1996: PostgreSQL||2010|
|Current release||14.1, November 2021||7.3.0, May 2020|
|License Commercial or Open Source||commercial free versions available||Open Source BSD||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||no||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|ScaleGrid for PostgreSQL: Fully managed PostgreSQL hosting on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.|
|Server operating systems||FreeBSD|
|Data scheme||yes||schema-free and OWL/RDFS-schema support|
|Typing predefined data types such as float or date||yes||yes|
|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.||yes specific XML-type available, but no XML query functionality.||no Import/export of XML data possible|
|Secondary indexes||yes||yes supports real-time indexing in full-text and geospatial|
|SQL Support of SQL||Multidimensional Expressions (MDX)||yes standard with numerous extensions||Yes, compatible with all major SQL variants through dedicated BI/SQL Server|
|APIs and other access methods||ADO.NET|
native C library
streaming API for large objects
|GraphQL query language|
Jena RDF API
Sesame REST HTTP Protocol
|Supported programming languages||.Net|
|Server-side scripts Stored procedures||Python||user defined functions realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.||user defined functions and aggregates, HTTP Server extensions in Java|
|Triggers||yes||yes via event handlers|
|Partitioning methods Methods for storing different data on different nodes||Sharding, horizontal partitioning||partitioning by range, list and (since PostgreSQL 11) by hash||none|
|Replication methods Methods for redundantly storing data on multiple nodes||Source-replica replication other methods possible by using 3rd party extensions||Multi-source replication in HA-Cluster|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Immediate Consistency in HA-Cluster|
|Foreign keys Referential integrity||yes||yes relationships in graphs|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID|
|Concurrency Support for concurrent manipulation of data||yes, multi-version concurrency control (MVCC)||yes||yes|
|Durability Support for making data persistent||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes||no||yes|
|User concepts Access control||fine grained access rights according to SQL-standard||Access rights for users and roles|
|More information provided by the system vendor|
|Specific characteristics||Stardog is an Enterprise Knowledge Graph platform, uniquely combining graph storage...|
|Competitive advantages||Stardog provides a full featureset to aid in data integration for your complex data....|
|Typical application scenarios||Stardog is frequently used for: Anti-money laundering & fraud monitoring Customer...|
|Key customers||Bosch, Dow Jones, Elsevier, Ericsson, Morgan Stanley, NASA, NIH, Nokia, Salesforce,...|
|Market metrics||Stardog's technology is based on ground-breaking research by our founders cited 10,000+...|
|Licensing and pricing models||A fully-featured 60-day Trial license is available for those testing Stardog; contact...|
We invite representatives of system vendors to contact us for updating and extending the system information,
|Related products and services|
|3rd parties||SQLFlow: Provides a visual representation of the overall flow of data. Automated SQL data lineage analysis across Databases, ETL, Business Intelligence, Cloud and Hadoop environments by parsing SQL Script and stored procedure.|
pgDash: In-Depth PostgreSQL Monitoring.
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ClusterControl: the only management system you’ll ever need to take control of your open source database infrastructure.
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