DBMS > GridDB vs. PostgreSQL vs. RavenDB
System Properties Comparison GridDB vs. PostgreSQL vs. RavenDB
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|Editorial information provided by DB-Engines|
|Name||GridDB Xexclude from comparison||PostgreSQL Xexclude from comparison||RavenDB Xexclude from comparison|
|Description||Scalable in-memory time series database optimized for IoT and Big Data||Widely used open source RDBMS Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL||Open Source Operational and Transactional Enterprise NoSQL Document Database|
|Primary database model||Time Series DBMS||Relational DBMS with object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.||Document store|
|Secondary database models||Key-value store|
Time Series DBMS
|Developer||Toshiba Corporation||PostgreSQL Global Development Group www.postgresql.org/developer||Hibernating Rhinos|
|Initial release||2013||1989 1989: Postgres, 1996: PostgreSQL||2010|
|Current release||5.1, August 2022||14.5, August 2022||5.3, November 2021|
|License Commercial or Open Source||Open Source AGPL version 3 and Apache License, version 2.0 , commercial license (standard and advanced editions) also available||Open Source BSD||Open Source AGPL version 3, commercial license available|
|Cloud-based only Only available as a cloud service||no||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Server operating systems||Linux||FreeBSD|
|Typing predefined data types such as float or date||yes numerical, string, blob, geometry, boolean, timestamp||yes||no|
|no||yes specific XML-type available, but no XML query functionality.|
|SQL Support of SQL||SQL92, SQL-like TQL (Toshiba Query Language)||yes standard with numerous extensions||SQL-like query language (RQL)|
|APIs and other access methods||JDBC|
RESTful HTTP/JSON API
native C library
streaming API for large objects
|.NET Client API|
Java Client API
Python Client API
RESTful HTTP API
|Supported programming languages||C|
|Server-side scripts Stored procedures||no||user defined functions realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.||yes|
|Partitioning methods Methods for storing different data on different nodes||Sharding||partitioning by range, list and (since PostgreSQL 11) by hash||Sharding|
|Replication methods Methods for redundantly storing data on multiple nodes||Source-replica replication||Source-replica replication other methods possible by using 3rd party extensions||Multi-source replication|
|MapReduce Offers an API for user-defined Map/Reduce methods||Connector for using GridDB as an input source and output destination for Hadoop MapReduce jobs||no||yes MapReduce functions can be defined in Linq|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate consistency within container, eventual consistency across containers||Immediate Consistency||Eventual Consistency|
|Foreign keys Referential integrity||no||yes||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID at container level||ACID||ACID, Cluster-wide transaction available|
|Concurrency Support for concurrent manipulation of data||yes||yes||yes|
|Durability Support for making data persistent||yes||yes||yes|
|User concepts Access control||Access rights for users can be defined per database||fine grained access rights according to SQL-standard||Access control on document level using the Authorization Bundle|
|More information provided by the system vendor|
|Specific characteristics||GridDB is a highly scalable, in-memory time series database optimized for IoT and...|
|RavenDB is the pioneer NoSQL Document Database that is fully transactional (ACID)...|
|Competitive advantages||1. Optimized for IoT Equipped with Toshiba's proprietary key-container data model...|
|RavenDB is easy to setup and secure. You can do it in a matter of minutes . Easy...|
|Typical application scenarios||Factory IoT, Automative Industry, Energy, BEMS, Smart Community, Monitoring system.|
|IoT for Edge Deployments Fraud Detection Recommendation Engines Product Catalogs...|
|Key customers||Denso International [see use case ] An Electric Power company [see use case ] Ishinomaki...|
|Toyota, Capgemini, Vodafone, Medicaid, Asos, Nomura, RMS Automotive, MSNBC, Pluralsight,...|
|Market metrics||GitHub trending repository|
|2 million+ downloads 1000+ customers including Fortune 500 large enterprises|
|Licensing and pricing models||Open Source license (AGPL v3 & Apache v2) Commercial license (subscription)|
|RavenDB is available on-premise and in the cloud. RavenDB Cloud is available on AWS...|
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