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DBMS > Realm vs. Tarantool

System Properties Comparison Realm vs. Tarantool

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Our visitors often compare Realm and Tarantool with MongoDB, Elasticsearch and PostgreSQL.

Editorial information provided by DB-Engines
NameRealm  Xexclude from comparisonTarantool  Xexclude from comparison
DescriptionA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataIn-memory computing platform with a flexible data schema for efficiently building high-performance applications
Primary database modelDocument storeDocument store
Key-value store
Relational DBMS
Secondary database modelsSpatial DBMS infowith Tarantool/GIS extension
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score7.96
Rank#56  Overall
#9  Document stores
Score1.84
Rank#158  Overall
#26  Document stores
#27  Key-value stores
#73  Relational DBMS
Websiterealm.iowww.tarantool.io
Technical documentationrealm.io/­docswww.tarantool.io/­en/­doc
DeveloperRealm, acquired by MongoDB in May 2019VK
Initial release20142008
Current release2.10.0, May 2022
License infoCommercial or Open SourceOpen SourceOpen Source infoBSD-2, source-available extensions (modules), commercial licenses for Tarantool Enterprise
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC and C++
Server operating systemsAndroid
Backend: server-less
iOS
Windows
BSD
Linux
macOS
Data schemeyesFlexible data schema: relational definition for tables with ability to store json-like documents in columns
Typing infopredefined data types such as float or dateyesstring, double, decimal, uuid, integer, blob, boolean, datetime
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.nono
Secondary indexesyesyes
SQL infoSupport of SQLnoFull-featured ANSI SQL support
APIs and other access methodsOpen binary protocol
Supported programming languages.Net
Java infowith Android only
Objective-C
React Native
Swift
C
C#
C++
Erlang
Go
Java
JavaScript
Lua
Perl
PHP
Python
Rust
Server-side scripts infoStored proceduresno inforuns within the applications so server-side scripts are unnecessaryLua, C and SQL stored procedures
Triggersyes infoChange Listenersyes, before/after data modification events, on replication events, client session events
Partitioning methods infoMethods for storing different data on different nodesnoneSharding, partitioned with virtual buckets by user defined affinity key. Live resharding for scale up and scale down without maintenance downtime.
Replication methods infoMethods for redundantly storing data on multiple nodesnoneAsynchronous replication with multi-master option
Configurable replication topology (full-mesh, chain, star)
Synchronous quorum replication (with Raft)
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyCasual consistency across sharding partitions
Eventual consistency within replicaset partition infowhen using asyncronous replication
Immediate Consistency within single instance
Sequential consistency including linearizable read within replicaset partition infowhen using Raft
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID, with serializable isolation and linearizable read (within partition); Configurable MVCC (within partition); No cross-shard distributed transactions
Concurrency infoSupport for concurrent manipulation of datayes, cooperative multitasking
Durability infoSupport for making data persistentyesyes, write ahead logging
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoIn-Memory realmyes, full featured in-memory storage engine with persistence
User concepts infoAccess controlyesAccess Control Lists
Mutual TLS authentication for Tarantol Enterprise
Password based authentication
Role-based access control (RBAC) and LDAP for Tarantol Enterprise
Users and Roles

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More resources
RealmTarantool
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Recent citations in the news

Realm Makes PostgreSQL Real-Time with New Connector
21 March 2017, Database Trends and Applications

Realm explains the benefits of realtime collaboration for mobile apps
24 October 2016, App Developer Magazine

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9 June 2020, diginomica

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15 January 2016, SitePoint

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11 June 2020, CodeZine

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Tarantool: A Lua-based database engine
13 April 2016, Opensource.com

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30 May 2023, ServerNews

VK обновила Tarantool. Теперь платформа доступна в трёх ...
27 April 2022, Sostav

Как запускают высоко нагруженные сервисы в больших ...
31 March 2021, Inc. Russia

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17 January 2022, CNews.ru

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