DBMS > PostgreSQL vs. UniData,UniVerse
System Properties Comparison PostgreSQL vs. UniData,UniVerse
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|Editorial information provided by DB-Engines|
|Name||PostgreSQL Xexclude from comparison||UniData,UniVerse Xexclude from comparison|
|Description||Widely used open source RDBMS Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL||MultiValue database and application server with SQL mapping layer and meta database capabilities|
|Primary database model||Relational DBMS with object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.||Multivalue DBMS|
|Secondary database models||Document store|
|Developer||PostgreSQL Global Development Group www.postgresql.org/developer||Rocket Software|
|Initial release||1989 1989: Postgres, 1996: PostgreSQL||1985|
|Current release||12.0, October 2019|
|License Commercial or Open Source||Open Source BSD||commercial|
|Cloud-based only Only available as a cloud service||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
Providers of DBaaS offerings, please contact us to be listed.
|Server operating systems||FreeBSD|
|Typing predefined data types such as float or date||yes||optional|
|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.|
|SQL Support of SQL||yes standard with numerous extensions||yes|
|APIs and other access methods||ADO.NET|
native C library
streaming API for large objects
|Java API JPA|
RESTful HTTP API
|Supported programming languages||.Net|
Basic U2 Basic
|Server-side scripts Stored procedures||user defined functions realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.||yes|
|Triggers||yes||yes U2 Basic|
|Partitioning methods Methods for storing different data on different nodes||partitioning by range, list and (since PostgreSQL 11) by hash||none|
|Replication methods Methods for redundantly storing data on multiple nodes||Master-slave replication other methods possible by using 3rd party extensions||Master-slave 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|
|Foreign keys Referential integrity||yes||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID configurable|
|Concurrency Support for concurrent manipulation of data||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.||no|
|User concepts Access control||fine grained access rights according to SQL-standard||Access rights according to SQL-standard and operating system based|
More information provided by the system vendor
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|Related products and services|
|3rd parties||DBHawk: a web-based PostgreSQL/Greenplum database tool. Boost database development and BI productivity with an online Universal database tool.|
CYBERTEC: your professional partner for PostgreSQL services and Data Science based on PostgreSQL since 2000. With offices in Austria, Uruguay, Estonia and Switzerland, CYBERTEC operates worldwide!
Navicat for PostgreSQL is an easy-to-use graphical tool for PostgreSQL database development.
SQLPro for PostgreSQL: A simple but powerful PostgreSQL database client available on iPhone and iPad as well as macOS.
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.
2ndQuadrant: PostgreSQL Solutions for the Enterprise.
Azure Database for PostgreSQL provides fully managed, enterprise-ready community PostgreSQL database as a service
pgDash: In-Depth PostgreSQL Monitoring.
We invite representatives of vendors of related products to contact us for presenting information about their offerings here.
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