DB-EnginesExtremeDB Active Replication featuresEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Heroic vs. IBM Db2 vs. PostgreSQL

System Properties Comparison Heroic vs. IBM Db2 vs. PostgreSQL

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameHeroic  Xexclude from comparisonIBM Db2 infoformerly named DB2 or IBM Database 2  Xexclude from comparisonPostgreSQL  Xexclude from comparison
DescriptionTime Series DBMS built at Spotify based on Cassandra or Google Cloud Bigtable, and ElasticSearchCommon in IBM host environments, 2 different versions for host and Windows/LinuxWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL
Primary database modelTime Series DBMSRelational DBMS infoSince Version 10.5 support for JSON/BSON documents compatible with MongoDBRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.
Secondary database modelsDocument store
RDF store infoin DB2 LUW (Linux, Unix, Windows)
Document store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.42
Rank#241  Overall
#16  Time Series DBMS
Score157.17
Rank#6  Overall
#5  Relational DBMS
Score552.23
Rank#4  Overall
#4  Relational DBMS
Websitespotify.github.io/­heroic/­#!/­indexwww.ibm.com/­analytics/­db2www.postgresql.org
Technical documentationspotify.github.io/­heroic/­#!/­docs/­overviewwww.ibm.com/­support/­knowledgecenter/­SSEPGGwww.postgresql.org/­docs
DeveloperSpotifyIBMPostgreSQL Global Development Group infowww.postgresql.org/­developer
Initial release20141983 infohost version1989 info1989: Postgres, 1996: PostgreSQL
Current release12.1, October 201613.1, November 2020
License infoCommercial or Open SourceOpen Source infoApache 2.0commercial infofree version is availableOpen Source infoBSD
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
ScaleGrid for PostgreSQL: Fully managed PostgreSQL hosting on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.
Implementation languageJavaC and C++C
Server operating systemsAIX
HP-UX
Linux
Solaris
Windows
z/OS
FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or dateyesyesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.noyes infospecific XML-type available, but no XML query functionality.
Secondary indexesyes infovia Elasticsearchyesyes
SQL infoSupport of SQLnoyesyes infostandard with numerous extensions
APIs and other access methodsHQL (Heroic Query Language, a JSON-based language)
HTTP API
ADO.NET
JDBC
JSON style queries infoMongoDB compatible
ODBC
XQuery
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesC
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresnoyesuser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.
Triggersnoyesyes
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infoonly with Windows/Unix/Linux Versionpartitioning by range, list and (since PostgreSQL 11) by hash
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes infowith separate tools (MQ, InfoSphere)Source-replica replication infoother methods possible by using 3rd party extensions
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Immediate Consistency
Foreign keys infoReferential integritynoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlfine grained access rights according to SQL-standardfine 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 partiesGeneral SQL Parser: Instantly adding parsing, decoding, analysis and rewrite SQL processing capability to your products.
» more
General SQL Parser: Instantly adding parsing, decoding, analysis and rewrite SQL processing capability to your products.
» more

EDB: Helping organizations get the most from PostgreSQL, Oracle Migration, High Availability, Security
» more

pgDash: In-Depth PostgreSQL Monitoring.
» more

ClusterControl: the only management system you’ll ever need to take control of your open source database infrastructure.
» more

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

CYBERTEC is your professional partner for PostgreSQL services and Data Science since 2000. With offices in Austria, Uruguay, Estonia, Poland, South Africa and Switzerland, CYBERTEC operates worldwide and is here for you 24/7!
» more

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

More resources
HeroicIBM Db2 infoformerly named DB2 or IBM Database 2PostgreSQL
DB-Engines blog posts

PostgreSQL is the DBMS of the Year 2020
4 January 2021, Paul Andlinger, Matthias Gelbmann

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

show all

Recent citations in the news

Review: Google Bigtable scales with ease
7 September 2016, InfoWorld

provided by Google News

Top Vendors of Database Management Software for 2021
8 January 2021, eWeek

Fixing FileMaker File Corruption Issues with FmPro Migrator - A Case Study with Gordon Cox of Enrich Computer
14 January 2021, EIN News

MongoDB: A Database For The New Era
12 January 2021, Seeking Alpha

IBM to deliver refurbished Db2 for the AI and cloud era
24 November 2020, TechTarget

Memory leak in IBM DB2 gives access to sensitive data, causes DoS
20 August 2020, BleepingComputer

provided by Google News

What the PostgreSQL community has done so right
30 December 2020, TechRepublic

Crunchy Data PostgreSQL Security Technical Implementation Guide Now Available
6 January 2021, PRNewswire

US Air Force selects Crunchy Data for Advanced Battle Management System
13 January 2021, PRNewswire

Weekly threat roundup: Solarwinds, HPE, and PostgreSQL
17 December 2020, IT PRO

SQL Market Insights to 2026, Research By Organizations – PostgreSQL, Oracle Database, Sybase, MarkLogic Corporation, Basho Technologies, MariaDB, MySQL, Microsoft, MongoDB
13 January 2021, NeighborWebSJ

provided by Google News

Job opportunities

Database Administration
FalconTek, Remote

DB2 Database Administrator
American Business Solutions Inc, Remote

DB2-DBA
Celandyne Software Solutions, Santa Clara, CA

Business Intelligence/ ETL Technical SME I
Farmers Insurance Group, Remote

Database Administrator
COMPETENT SYSTEMS, INC, Alpharetta, GA

Product Analyst
Game Insight, Remote

Data Analyst
Corporate Tools, Post Falls, ID

PostgreSQL DBA II - EMEA
Percona, Remote

Jr. QA Analyst Trainee
SQA², Los Alamitos, CA

Database Developer
Sequoyah Technologies, Sapulpa, OK

jobs by Indeed




Share this page

Featured Products

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Vertica logo

The fastest unified analytical warehouse at extreme scale with in-database Machine Learning. Try Vertica for free with no time limit.

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 5 GB free..

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

Present your product here