DBMS > Elasticsearch vs. H2GIS vs. OpenQM

System Properties Comparison Elasticsearch vs. H2GIS vs. OpenQM

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Editorial information provided by DB-Engines

Name

Description

A distributed, RESTful modern search and analytics engine based on Apache Lucene

Elasticsearch lets you perform and combine many types of searches such as structured, unstructured, geo, and metric

Spatial extension of H2

QpenQM is a high-performance, self-tuning, multi-value DBMS

Primary database model

Search engine

Spatial DBMS

Multivalue DBMS

Secondary database models

Document store
Spatial DBMS
Vector DBMS

Relational DBMS

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

Score	143.75
Rank	#8	Overall
	#1	Search engines

Score	0.25
Rank	#358	Overall
	#5	Spatial DBMS

Score	0.68
Rank	#277	Overall
	#10	Multivalue DBMS

Website

www.elastic.co/elasticsearch

www.h2gis.org

www.openqm.com

Technical documentation

www.elastic.co/guide/en/elasticsearch/reference/current/index.html

www.h2gis.org/docs/home

www.openqm.com/support/documentation

Developer

Elastic

CNRS

Martin Phillips

Initial release

2010

2013

1993

Current release

8.6, January 2023

3.4-12

License

Commercial or Open Source

Open Source

Elastic License

Open Source

LGPL 3.0

Open Source

GPLv2, extended commercial license available

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

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

Implementation language

Java

Server operating systems

All OS with a Java VM

AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows

Data scheme

schema-free

Flexible type definitions. Once a type is defined, it is persistent

yes

with some exceptions

Typing

predefined data types such as float or date

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

Secondary indexes

yes

All search fields are automatically indexed

yes

SQL

Support of SQL

SQL-like query language

yes

APIs and other access methods

Java API
RESTful HTTP/JSON API

Supported programming languages

.Net
Groovy
Community Contributed Clients
Java
JavaScript
Perl
PHP
Python
Ruby

Java

.Net
Basic
C
Java
Objective C
PHP
Python

Server-side scripts

Stored procedures

yes

based on H2

yes

Triggers

yes

by using the 'percolation' feature

yes

Partitioning methods

Methods for storing different data on different nodes

Sharding

none

yes

Replication methods

Methods for redundantly storing data on multiple nodes

yes

based on H2

yes

MapReduce

Offers an API for user-defined Map/Reduce methods

ES-Hadoop Connector

Consistency concepts

Methods to ensure consistency in a distributed system

Eventual Consistency

Synchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, all

Immediate Consistency

Foreign keys

Referential integrity

yes

Transaction concepts

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

ACID

Concurrency

Support for concurrent manipulation of data

yes

yes, multi-version concurrency control (MVCC)

yes

Durability

Support for making data persistent

yes

In-memory capabilities

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

Memcached and Redis integration

yes

User concepts

Access control

yes

based on H2

Access rights can be defined down to the item level

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More resources

DB-Engines blog posts

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

Elasticsearch moved into the top 10 most popular database management systems
3 July 2017, Matthias Gelbmann

MySQL, PostgreSQL and Redis are the winners of the March ranking
2 March 2016, Paul Andlinger

show all

Recent citations in the news

Elastic Unveils the Elasticsearch Relevance Engine for Artificial ...
23 May 2023, Business Wire

Elasticsearch Relevance Engine brings new vectors to generative AI
23 May 2023, VentureBeat

Elastic to power generative AI models with Elasticsearch Relevance ...
23 May 2023, SiliconANGLE News

Somehow Amazon's Open Source Fork of ElasticSearch Has ...
14 May 2023, Slashdot

Building A Log Analytics Solution 10 Times More Cost-Effective ...
15 May 2023, hackernoon.com

provided by Google News

OpenQM
3 June 2018, dbdb.io

OpenQM Database | Bundled with AccuTerm | High Performance Database
2 June 2020, uniware.com.au

Zumasys Acquires Total Computing Solutions
5 May 2020, zumasys.com

mvbasic/Extension Guide.md at develop · mvextensions/mvbasic
17 December 2019, github.com

Uniware | Melbourne VIC
5 August 2020, facebook.com

provided by Google News

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