DBMS > CrateDB vs. OpenQM vs. Percona Server for MongoDB vs. Quasardb vs. Riak TS

System Properties Comparison CrateDB vs. OpenQM vs. Percona Server for MongoDB vs. Quasardb vs. Riak TS

Editorial information provided by DB-Engines

Name

Description

Distributed Date Store based on Lucene

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

A drop-in replacement for MongoDB Community Edition with enterprise-grade features.

Distributed, high-performance timeseries database

Riak TS is a distributed NoSQL database optimized for time series data and based on Riak KV

Primary database model

Relational DBMS
Search engine

Multivalue DBMS

Document store

Time Series DBMS

Secondary database models

Document store
Time Series DBMS

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

Score	0.94
Rank	#183	Overall
	#88	Relational DBMS
	#13	Search engines

Score	0.19
Rank	#290	Overall
	#10	Multivalue DBMS

Score	0.75
Rank	#207	Overall
	#34	Document stores

Score	0.07
Rank	#330	Overall
	#29	Time Series DBMS

Score	0.21
Rank	#288	Overall
	#24	Time Series DBMS

Website

crate.io

www.openqm.com

www.percona.com/software/mongodb/percona-server-for-mongodb

quasardb.net

riak.com/products/riak-ts

Technical documentation

crate.io/docs

www.openqm.com/support/documentation

www.percona.com/doc/percona-server-for-mongodb/LATEST/index.html

doc.quasar.ai/master

Developer

Crate

Martin Phillips

Percona

quasardb

Basho Technologies

Initial release

2013

1993

2015

2009

2015

Current release

3.4-12

3.4.10-2.10, November 2017

3.13.3, April 2022

License

Commercial or Open Source

Open Source

GPLv2, extended commercial license available

Open Source

GPL Version 2

commercial

Free community edition, Non-profit organizations and non-commercial usage are eligible for free licenses

Open Source

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

C++

Erlang

Server operating systems

All OS with a Java 7 (and higher) VM

AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows

Linux

BSD
Linux
OS X
Windows

Linux
OS X

Data scheme

Flexible Schema (defined schema, partial schema, schema free)

yes

with some exceptions

schema-free

Typing

predefined data types such as float or date

yes

integer and binary

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

with tags

restricted

SQL

Support of SQL

yes, but no triggers and constraints

SQL-like query language

APIs and other access methods

ADO.NET

community maintained client
JDBC
MQTT (Message Queue Telemetry Transport)
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API

proprietary protocol using JSON

HTTP API

HTTP API
Native Erlang Interface

Supported programming languages

Erlang
Go

community maintained client
Java
JavaScript (Node.js)

community maintained client
Perl

community maintained client
PHP
Python
Ruby

community maintained client
Scala

community maintained client

.Net
Basic
C
Java
Objective C
PHP
Python

Actionscript
C
C#
C++
Clojure
ColdFusion
D
Dart
Delphi
Erlang
Go
Groovy
Haskell
Java
JavaScript
Lisp
Lua
MatLab
Perl
PHP
PowerShell
Prolog
Python
R
Ruby
Scala
Smalltalk

.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R

unofficial client library
C#
C++

unofficial client library
Clojure

unofficial client library
Dart

unofficial client library
Erlang
Go

unofficial client library
Groovy

unofficial client library
Haskell

unofficial client library
Java
JavaScript

unofficial client library
Lisp

unofficial client library
Perl

unofficial client library
PHP
Python
Ruby
Scala

unofficial client library
Smalltalk

unofficial client library

Server-side scripts

Stored procedures

user defined functions

yes

JavaScript

JavaScript and Erlang

Triggers

yes

pre-commit hooks and post-commit hooks

Partitioning methods

Methods for storing different data on different nodes

Sharding

yes

Sharding

consistent hashing

Sharding

Replication methods

Methods for redundantly storing data on multiple nodes

selectable replication factor

yes

Source-replica replication

Source-replica replication with selectable replication factor

selectable replication factor

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

with Hadoop integration

yes

Consistency concepts

Methods to ensure consistency in a distributed system

Eventual Consistency
Read Your Own Writes Consistency

for primary key lookups

Immediate Consistency

Eventual Consistency
Immediate Consistency

Immediate Consistency

Eventual Consistency

Foreign keys

Referential integrity

links between datasets can be stored

Transaction concepts

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

unique row identifiers can be used for implementing an optimistic concurrency control strategy

ACID

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

by using LevelDB

yes

In-memory capabilities

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

yes

via In-Memory Engine

yes

Transient mode

User concepts

Access control

rights management via user accounts

Access rights can be defined down to the item level

Access rights for users and roles

Cryptographically strong user authentication and audit trail

More information provided by the system vendor

Specific characteristics

CrateDB is an open source distributed SQL database that spreads data and processing...
» more

Competitive advantages

CrateDB is typically used in operational analytics applications, particularly those...
» more

Typical application scenarios

CrateDB is ideal for integrating and analyzing streams of data--often machine-generated--in...
» more

Key customers

CrateDB customers include McAfee, Qualtrics , Nokia, NBC Golfnow , Digital Domain...
» more

Market metrics

The CrateDB open source project was started in 2014. CrateDB was the winner of TechCrunch...
» more

Licensing and pricing models

CrateDB pricing CrateDB Community Edition is open source and free to use under the...
» more

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

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More resources

Recent citations in the news

CrateDB 4.5 takes distributed SQL database open source
24 March 2021, TechTarget

Crate.io raises $10M to grow its database platform
15 June 2021, VentureBeat

Crate.io extends database service offering to Google Cloud
13 April 2022, VentureBeat

Exec Q&A with Crate.io CEO Eva Schönleitner
31 May 2022, Technology Magazine

insideBIGDATA Latest News – 7/22/2022
22 July 2022, insideBIGDATA

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OpenQM
22 December 2019, International Spectrum Magazine

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Percona Platform aims to boost open source database support
17 May 2022, TechTarget

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1 June 2022, Business Wire

Percona Launches Updated MongoDB Server, Bolsters MySQL Encryption
24 April 2018, eWeek

Percona Delivers Open Source In-Memory Storage Engine for Percona Server for MongoDB
20 August 2016, insideBIGDATA

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Riak TS for time series analysis at scale
29 September 2016, Opensource.com

Is Riak A Good NoSQL Database Option?
1 July 2019, Analytics India Magazine

Basho open-sources its Riak TS database for the Internet Of Things
5 May 2016, TechCrunch

provided by Google News

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