DBMS > H2 vs. PostgreSQL

System Properties Comparison H2 vs. PostgreSQL

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Our visitors often compare H2 and PostgreSQL with MySQL, SQLite and Redis.

Editorial information provided by DB-Engines

Name

Description

Full-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.

Widely used open source RDBMS info

Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL

Primary database model

Relational DBMS

Relational DBMS info

with object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.

Secondary database models

Document store

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	6.81
Rank	#49	Overall
	#30	Relational DBMS

Score	483.91
Rank	#4	Overall
	#4	Relational DBMS

Website

www.h2database.com

www.postgresql.org

Technical documentation

www.h2database.com/html/main.html

www.postgresql.org/docs/manuals

Developer

Thomas Mueller

PostgreSQL Global Development Group info

www.postgresql.org/developer

Initial release

2005

1989

1989: Postgres, 1996: PostgreSQL

Current release

1.4.199, March 2019

12.0, October 2019

License

Commercial or Open Source

Open Source info

dual-licence (Mozilla public license, Eclipse public license)

Open Source info

BSD

Cloud-based only info

Only available as a cloud service

DBaaS offerings (sponsored links) info

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

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Azure Database for PostgreSQL: A fully managed, scalable PostgreSQL relational database with high availability and security built in at no extra cost

Implementation language

Java

Server operating systems

All OS with a Java VM

FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows

Data scheme

yes

Typing

predefined data types such as float or date

yes

XML support info

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.

Secondary indexes

yes

SQL

Support of SQL

yes

standard with numerous extensions

APIs and other access methods

JDBC
ODBC

native C library
streaming API for large objects
ADO.NET
JDBC
ODBC

Supported programming languages

Java

.Net
C
C++
Delphi
Java info

JDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl

Server-side scripts info

Stored procedures

Java Stored Procedures and User-Defined Functions

user defined functions info

realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.

Triggers

yes

Partitioning methods info

Methods for storing different data on different nodes

none

partitioning by range, list and (since PostgreSQL 11) by hash

Replication methods info

Methods for redundantly storing data on multiple nodes

With clustering: 2 database servers on different computers operate on identical copies of a database

Master-slave replication info

other methods possible by using 3rd party extensions

MapReduce

Offers an API for user-defined Map/Reduce methods

Consistency concepts info

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys info

Referential integrity

yes

Transaction concepts info

Support to ensure data integrity after non-atomic manipulations of data

ACID

Concurrency info

Support for concurrent manipulation of data

yes, multi-version concurrency control (MVCC)

yes

Durability info

Support for making data persistent

yes

In-memory capabilities info

Is there an option to define some or all structures to be held in-memory only.

yes

User concepts info

Access control

fine grained access rights according to SQL-standard

More information provided by the system vendor

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services

3rd parties

Dremio is like magic for PostgreSQL accelerating your analytical queries up to 1,000x.
» more

Azure Database for PostgreSQL provides fully managed, enterprise-ready community PostgreSQL database as a service
» more

2ndQuadrant: PostgreSQL Solutions for the Enterprise.
» more

Navicat for PostgreSQL is an easy-to-use graphical tool for PostgreSQL database development.
» more

DBHawk: a web-based PostgreSQL/Greenplum database tool. Boost database development and BI productivity with an online Universal database tool.
» more

pgDash: In-Depth PostgreSQL Monitoring.
» more

SQLPro for PostgreSQL: A simple but powerful PostgreSQL database client available on iPhone and iPad as well as macOS.
» more

General SQL Parser: Instantly adding parsing, decoding, analysis and rewrite SQL processing capability to your products.
» more

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources

DB-Engines blog posts

PostgreSQL is the DBMS of the Year 2018
2 January 2019, Paul Andlinger, Matthias Gelbmann

PostgreSQL is the DBMS of the Year 2017
2 January 2018, Paul Andlinger, Matthias Gelbmann

Microsoft SQL Server is the DBMS of the Year
4 January 2017, Matthias Gelbmann, Paul Andlinger

show all

Conferences and events

more DBMS events

PostgreSQL Conference, Europe 2019
Milan, Italy, 15-18 October 2019 (finished)

Recent citations in the news

PostgreSQL 12 boosts open source database performance
14 October 2019, TechTarget

PostgreSQL 12 Released
14 October 2019, iProgrammer

2ndQuadrant Contributes Major Features to PostgreSQL 12
3 October 2019, PRNewswire

PostgreSQL turns performance up for v12 release
3 October 2019, DevClass

Percona packages PostgreSQL alongside existing MySQL and MongoDB products
1 October 2019, The Register

provided by Google News

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