DBMS > Ingres vs. PostgreSQL vs. RDF4J
System Properties Comparison Ingres vs. PostgreSQL vs. RDF4J
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|Editorial information provided by DB-Engines|
|Name||Ingres Xexclude from comparison||PostgreSQL Xexclude from comparison||RDF4J formerly known as Sesame Xexclude from comparison|
|Description||Well established RDBMS||Widely used open source RDBMS Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL||RDF4J is a Java framework for processing RDF data, supporting both memory-based and a disk-based storage.|
|Primary database model||Relational DBMS||Relational DBMS with object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.||RDF store|
|Secondary database models||Document store|
|Developer||Actian Corporation||PostgreSQL Global Development Group www.postgresql.org/developer||Since 2016 officially forked into an Eclipse project, former developer was Aduna Software.|
|Initial release||1974 originally developed at University Berkely in early 1970s||1989 1989: Postgres, 1996: PostgreSQL||2004|
|Current release||11.0, April 2017||11.3, May 2019|
|License Commercial or Open Source||commercial||Open Source BSD||Open Source Eclipse Distribution License (EDL), v1.0.|
|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||AIX|
HP Open VMS
|Data scheme||yes||yes||yes RDF Schemas|
|Typing predefined data types such as float or date||yes||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.||no but tools for importing/exporting data from/to XML-files available||yes specific XML-type available, but no XML query functionality.|
|SQL Support of SQL||yes||yes standard with numerous extensions||no|
|APIs and other access methods||.NET Client API|
proprietary protocol (OpenAPI)
|native C library|
streaming API for large objects
RIO RDF Input/Output
SeRQL Sesame RDF Query Language
Sesame REST HTTP Protocol
|Supported programming languages||.Net|
|Server-side scripts Stored procedures||yes||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||horizontal partitioning Ingres Star to access multiple databases simultaneously||partitioning by range, list and (since PostgreSQL 11) by hash||none|
|Replication methods Methods for redundantly storing data on multiple nodes||Ingres Replicator||Master-slave replication other methods possible by using 3rd party extensions||none|
|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|
|Foreign keys Referential integrity||yes||yes|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID||ACID Isolation support depends on the API used|
|Concurrency Support for concurrent manipulation of data||yes MVCC||yes||yes|
|Durability Support for making data persistent||yes||yes||yes in-memory storage is supported as well|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||no||no|
|User concepts Access control||fine grained access rights according to SQL-standard||fine grained access rights according to SQL-standard||no|
More information provided by the system vendor
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|Related products and services|
|3rd parties||Dremio is like magic for PostgreSQL accelerating your analytical queries up to 1,000x.|
General SQL Parser: Instantly adding parsing, decoding, analysis and rewrite SQL processing capability to your products.
pgDash: In-Depth PostgreSQL Monitoring.
Navicat for PostgreSQL is an easy-to-use graphical tool for PostgreSQL database development.
Azure Database for PostgreSQL provides fully managed, enterprise-ready community PostgreSQL database as a service
2ndQuadrant: PostgreSQL Solutions for the Enterprise.
DBHawk: a web-based PostgreSQL/Greenplum database tool. Boost database development and BI productivity with an online Universal database tool.
We invite representatives of vendors of related products to contact us for presenting information about their offerings here.
|Ingres||PostgreSQL||RDF4J formerly known as Sesame|
|DB-Engines blog posts|
PostgreSQL is the DBMS of the Year 2018
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PGCon 2019, PostgreSQL Conference for Users and Developers
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