DBMS > PostgreSQL vs. VoltDB
System Properties Comparison PostgreSQL vs. VoltDB
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|Editorial information provided by DB-Engines|
|Name||PostgreSQL Xexclude from comparison||VoltDB Xexclude from comparison|
|Description||Widely used open source RDBMS Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL||Distributed In-Memory NewSQL RDBMS Used for OLTP applications with a high frequency of relatively simple transactions, that can hold all their data in memory|
|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.||Relational DBMS|
|Secondary database models||Document store|
|Developer||PostgreSQL Global Development Group www.postgresql.org/developer||VoltDB Inc.|
|Initial release||1989 1989: Postgres, 1996: PostgreSQL||2010|
|Current release||15.1, November 2022||11.3, April 2022|
|License Commercial or Open Source||Open Source BSD||Open Source AGPL for Community Edition, commercial license for Enterprise, AWS, and Pro Editions|
|Cloud-based only Only available as a cloud service||no||no|
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|Implementation language||C||Java, C++|
|Server operating systems||FreeBSD|
OS X for development
|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.|
|SQL Support of SQL||yes standard with numerous extensions||yes only a subset of SQL 99|
|APIs and other access methods||ADO.NET|
native C library
streaming API for large objects
RESTful HTTP/JSON API
|Supported programming languages||.Net|
Erlang not officially supported
|Server-side scripts Stored procedures||user defined functions realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.||Java|
|Partitioning methods Methods for storing different data on different nodes||partitioning by range, list and (since PostgreSQL 11) by hash||Sharding|
|Replication methods Methods for redundantly storing data on multiple nodes||Source-replica replication other methods possible by using 3rd party extensions||Multi-source 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 FOREIGN KEY constraints are not supported|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID Transactions are executed single-threaded within stored procedures|
|Concurrency Support for concurrent manipulation of data||yes||yes Data access is serialized by the server|
|Durability Support for making data persistent||yes||yes Snapshots and command logging|
|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||Users and roles with access to stored procedures|
More information provided by the system vendor
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|Related products and services|
|3rd parties||Aiven for PostgreSQL: The familiar open source PostgreSQL® that you know and love, with no proprietary features or add-ons that will lock you in.
Instaclustr: Fully Hosted & Managed PostgreSQL
Fujitsu Enterprise Postgres: An Enterprise Grade PostgreSQL with the flexibility of a hybrid cloud solution combined with industry leading security, availability and performance.
Datasentinel: Platform for Monitoring and Analyzing the performance problems of your PostgreSQL Clusters
Navicat for PostgreSQL is an easy-to-use graphical tool for PostgreSQL database development.
EDB: BigAnimal is fully-managed PostgreSQL in the cloud from the database fanatics at EDB.
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.
DbVisualizer is equipping database professionals with the tools they need to build, manage and maintain state-of-the-art database technologies. It has sky-high user satisfaction and is the preferred tool for database professionals around the world. Customers include Tesla, Apple, Facebook, Deutsche Bank, NASA, and 25,000 others in 145 countries.
pgDash: In-Depth PostgreSQL Monitoring.
Percona: Database problems? Not on your watch.
Databases run better with Percona.
The State of PostgreSQL 2022 survey is now open!
We invite representatives of vendors of related products to contact us for presenting information about their offerings here.
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