DBMS > BigchainDB vs. OpenQM vs. Realm vs. Redis vs. Sequoiadb

System Properties Comparison BigchainDB vs. OpenQM vs. Realm vs. Redis vs. Sequoiadb

Editorial information provided by DB-Engines

Name

Description

BigchainDB is scalable blockchain database offering decentralization, immutability and native assets

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

A DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core Data

In-memory data structure store, used as database, cache and message broker

Redis focuses on performance so most of its design decisions prioritize high performance and very low latencies.

NewSQL database with distributed OLTP and SQL

Primary database model

Multiple data types and a rich set of operations, as well as configurable data expiration, eviction and persistence

Document store
Relational DBMS

Secondary database models

Document store

with Redis Modules
Graph DBMS

with Redis Modules
Spatial DBMS
Search engine

with Redis Modules
Time Series DBMS

with Redis Modules

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

Score	0.75
Rank	#199	Overall
	#30	Document stores

Score	0.41
Rank	#246	Overall
	#10	Multivalue DBMS

Score	9.13
Rank	#48	Overall
	#8	Document stores

Score	155.89
Rank	#7	Overall
	#1	Key-value stores

Score	0.38
Rank	#254	Overall
	#37	Document stores
	#117	Relational DBMS

Website

Technical documentation

bigchaindb.readthedocs.io/en/latest

www.openqm.com/support/documentation

realm.io/docs

redis.io/documentation

www.sequoiadb.com/en/index.php?m=Files&a=index

Developer

Martin Phillips

Realm, acquired by MongoDB in May 2019

Salvatore Sanfilippo

Development sponsored by Redis Labs

Sequoiadb Ltd.

Initial release

2016

1993

2014

2009

2013

Current release

3.4-12

6.2.1 , March 2021

License

Commercial or Open Source

Open Source

AGPL v3

Open Source

GPLv2, extended commercial license available

Open Source

BSD 3-Clause, commercial license available

Open Source

Server: AGPL; Client: Apache V2

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

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Implementation language

Python

C++

Server operating systems

Linux

AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows

Android
Backend: server-less
iOS
Windows

BSD
Linux
OS X
Windows

ported and maintained by Microsoft Open Technologies, Inc.

Linux

Data scheme

schema-free

yes

with some exceptions

yes

schema-free

Typing

predefined data types such as float or date

yes

partial

Supported data types are strings, hashes, lists, sets and sorted sets, bit arrays, hyperloglogs and geospatial indexes

yes

oid, date, timestamp, binary, regex

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 RediSearch module

yes

SQL

Support of SQL

SQL-like query language

APIs and other access methods

CLI Client
RESTful HTTP API

proprietary protocol

RESP - REdis Serialization Protocol

proprietary protocol using JSON

Supported programming languages

Go
Haskell
Java
JavaScript
Python
Ruby

.Net
Basic
C
Java
Objective C
PHP
Python

.Net
Java

with Android only
Objective-C
React Native
Swift

C
C#
C++
Clojure
Crystal
D
Dart
Elixir
Erlang
Fancy
Go
Haskell
Haxe
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Objective-C
OCaml
Pascal
Perl
PHP
Prolog
Pure Data
Python
R
Rebol
Ruby
Rust
Scala
Scheme
Smalltalk
Swift
Tcl
Visual Basic

.Net
C++
Java
PHP
Python

Server-side scripts

Stored procedures

yes

runs within the applications so server-side scripts are unnecessary

Lua

JavaScript

Triggers

yes

Change Listeners

publish/subscribe channels provide limited trigger functionality

Partitioning methods

Methods for storing different data on different nodes

Sharding

yes

none

Sharding

Replication methods

Methods for redundantly storing data on multiple nodes

selectable replication factor

yes

none

Multi-source replication

with Redis Enterprise Pack
Source-replica replication

Chained replication is supported

Source-replica replication

MapReduce

Offers an API for user-defined Map/Reduce methods

Consistency concepts

Methods to ensure consistency in a distributed system

Immediate Consistency

Eventual Consistency
Strong eventual consistency with CRDTs

Eventual Consistency

Foreign keys

Referential integrity

Transaction concepts

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

ACID

Optimistic locking, atomic execution of commands blocks and scripts

Document is locked during a transaction

Concurrency

Support for concurrent manipulation of data

yes

Data access is serialized by the server

yes

Durability

Support for making data persistent

yes,with MongoDB ord RethinkDB

yes

Configurable mechanisms for persistency via snapshots and/or operations logs

yes

In-memory capabilities

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

yes

In-Memory realm

yes

User concepts

Access control

yes

Access rights can be defined down to the item level

yes

Simple password-based access control

Access control lists and SSL are available in the commercial version

simple password-based access control

More information provided by the system vendor

Specific characteristics

Now a part of MongoDB Data Platform , Realm Database is the fast, easy to use, and...
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Redis, benchmarked as the world's fastest database, reduces application complexity,...
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Competitive advantages

Realm ensures offline-first functionality, meaning apps run smoothly and deliver...
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Redis is an in-memory database platform offering native support of wide range of...
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Typical application scenarios

Mobile Consumer Apps First-Line Worker Apps
» more

Redis powers personalization, real-time fraud detection, IoT, e-commerce, real-time...
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Key customers

Cathay Pacific Royal Carribbean Cruise Lines Open Source Database powers apps built...
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Verizon, Vodafone, Atlassian, Trip Advisor, Jet.com, Nokia, Samsung, HTC, Docker,...
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Market metrics

Used by 100,000+ developers 2 bn installs Currently used in 40k+ applications in...
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Licensing and pricing models

Realm database is licensed under the Apache License v2.0.
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The licensing model is subscription based. Redis Enterprise Cloud is priced according...
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