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DBMS > AlaSQL vs. LokiJS vs. OpenMLDB vs. Oracle NoSQL vs. RethinkDB

System Properties Comparison AlaSQL vs. LokiJS vs. OpenMLDB vs. Oracle NoSQL vs. RethinkDB

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonLokiJS  Xexclude from comparisonOpenMLDB  Xexclude from comparisonOracle NoSQL  Xexclude from comparisonRethinkDB  Xexclude from comparison
DescriptionJavaScript DBMS libraryIn-memory JavaScript DBMSAn open-source machine learning database that provides a feature platform for training and inferenceA multi-model, scalable, distributed NoSQL database, designed to provide highly reliable, flexible, and available data management across a configurable set of storage nodesDBMS for the Web with a mechanism to push updated query results to applications in realtime.
Primary database modelDocument store
Relational DBMS
Document storeTime Series DBMSDocument store
Key-value store
Relational DBMS
Document store
Secondary database modelsRelational DBMSSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.46
Rank#260  Overall
#40  Document stores
#121  Relational DBMS
Score0.43
Rank#264  Overall
#42  Document stores
Score0.02
Rank#367  Overall
#37  Time Series DBMS
Score2.95
Rank#100  Overall
#17  Document stores
#17  Key-value stores
#50  Relational DBMS
Score2.74
Rank#105  Overall
#19  Document stores
Websitealasql.orggithub.com/­techfort/­LokiJSopenmldb.aiwww.oracle.com/­database/­nosql/­technologies/­nosqlrethinkdb.com
Technical documentationgithub.com/­AlaSQL/­alasqltechfort.github.io/­LokiJSopenmldb.ai/­docs/­zh/­maindocs.oracle.com/­en/­database/­other-databases/­nosql-database/­index.htmlrethinkdb.com/­docs
DeveloperAndrey Gershun & Mathias R. Wulff4 Paradigm Inc.OracleThe Linux Foundation infosince July 2017
Initial release20142014202020112009
Current release2024-2 February 202423.3, December 20232.4.1, August 2020
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen SourceOpen SourceOpen Source infoProprietary for Enterprise Edition (Oracle Database EE license has Oracle NoSQL database EE covered: details)Open Source infoApache Version 2
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJavaScriptC++, Java, ScalaJavaC++
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)server-less, requires a JavaScript environment (browser, Node.js)LinuxLinux
Solaris SPARC/x86
Linux
OS X
Windows
Data schemeschema-freeschema-freeFixed schemaSupport Fixed schema and Schema-less deployment with the ability to interoperate between them.schema-free
Typing infopredefined data types such as float or datenonoyesoptionalyes infostring, binary, float, bool, date, geometry
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.nonononono
Secondary indexesnoyes infovia viewsyesyesyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.noyesSQL-like DML and DDL statementsno
APIs and other access methodsJavaScript APIJavaScript APIJDBC
SQLAlchemy
RESTful HTTP API
Supported programming languagesJavaScriptJavaScriptC++
Go
Java
Python
Scala
C
C#
Go
Java
JavaScript (Node.js)
Python
C infocommunity-supported driver
C# infocommunity-supported driver
C++ infocommunity-supported driver
Clojure infocommunity-supported driver
Dart infocommunity-supported driver
Erlang infocommunity-supported driver
Go infocommunity-supported driver
Haskell infocommunity-supported driver
Java infoofficial driver
JavaScript (Node.js) infoofficial driver
Lisp infocommunity-supported driver
Lua infocommunity-supported driver
Objective-C infocommunity-supported driver
Perl infocommunity-supported driver
PHP infocommunity-supported driver
Python infoofficial driver
Ruby infoofficial driver
Scala infocommunity-supported driver
Server-side scripts infoStored proceduresnoView functions in JavaScriptnono
TriggersyesyesnonoClient-side triggers through changefeeds
Partitioning methods infoMethods for storing different data on different nodesnonenonehorizontal partitioningShardingSharding inforange based
Replication methods infoMethods for redundantly storing data on multiple nodesnonenoneSource-replica replicationElectable source-replica replication per shard. Support distributed global deployment with Multi-region table featureSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyeswith Hadoop integrationyes
Consistency concepts infoMethods to ensure consistency in a distributed systemnonenoneImmediate ConsistencyEventual Consistency
Immediate Consistency infodepending on configuration
Immediate Consistency
Foreign keys infoReferential integrityyesnononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageno infoatomic operations within a single collection possiblenoconfigurable infoACID within a storage node (=shard)Atomic single-document operations
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoMVCC based
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyes 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.yesyesyesyes infooff heap cacheno
User concepts infoAccess controlnonofine grained access rights according to SQL-standardAccess rights for users and rolesyes infousers and table-level permissions

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More resources
AlaSQLLokiJSOpenMLDBOracle NoSQLRethinkDB
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