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DBMS > LokiJS vs. Sequoiadb vs. YDB vs. YottaDB

System Properties Comparison LokiJS vs. Sequoiadb vs. YDB vs. YottaDB

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Editorial information provided by DB-Engines
NameLokiJS  Xexclude from comparisonSequoiadb  Xexclude from comparisonYDB  Xexclude from comparisonYottaDB  Xexclude from comparison
DescriptionIn-memory JavaScript DBMSNewSQL database with distributed OLTP and SQLA distributed fault-tolerant database service, with high availability, scalability, immediate consistency and ACID transactions and providing an Amazon DynamoDB compatible APIA fast and solid embedded Key-value store
Primary database modelDocument storeDocument store
Relational DBMS
Document store
Relational DBMS
Key-value store
Secondary database modelsRelational DBMS infousing the Octo plugin
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.49
Rank#260  Overall
#42  Document stores
Score0.50
Rank#258  Overall
#41  Document stores
#120  Relational DBMS
Score0.33
Rank#287  Overall
#43  Document stores
#132  Relational DBMS
Score0.28
Rank#306  Overall
#44  Key-value stores
Websitegithub.com/­techfort/­LokiJSwww.sequoiadb.comgithub.com/­ydb-platform/­ydb
ydb.tech
yottadb.com
Technical documentationtechfort.github.io/­LokiJSwww.sequoiadb.com/­en/­index.php?m=Files&a=indexydb.tech/­en/­docsyottadb.com/­resources/­documentation
DeveloperSequoiadb Ltd.YandexYottaDB, LLC
Initial release2014201320192001
License infoCommercial or Open SourceOpen SourceOpen Source infoServer: AGPL; Client: Apache V2Open Source infoApache 2.0; commercial license availableOpen Source infoAGPL 3.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptC++C
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)LinuxLinuxDocker
Linux
Data schemeschema-freeschema-freeFlexible Schema (defined schema, partial schema, schema free)schema-free
Typing infopredefined data types such as float or datenoyes infooid, date, timestamp, binary, regexyesno
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.nononono
Secondary indexesyes infovia viewsyesyesno
SQL infoSupport of SQLnoSQL-like query languageSQL-like query language (YQL)by using the Octo plugin
APIs and other access methodsJavaScript APIproprietary protocol using JSONRESTful HTTP API (DynamoDB compatible)PostgreSQL wire protocol infousing the Octo plugin
Proprietary protocol
Supported programming languagesJavaScript.Net
C++
Java
PHP
Python
Go
Java
JavaScript (Node.js)
PHP
Python
C
Go
JavaScript (Node.js)
Lua
M
Perl
Python
Rust
Server-side scripts infoStored proceduresView functions in JavaScriptJavaScriptno
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesnoneShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationActive-passive shard replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single collection possibleDocument is locked during a transactionACIDoptimistic locking
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnonoyes
User concepts infoAccess controlnosimple password-based access controlAccess rights defined for Yandex Cloud usersUsers and groups based on OS-security mechanisms

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More resources
LokiJSSequoiadbYDBYottaDB
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