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DBMS > AlaSQL vs. Kdb vs. LokiJS vs. YottaDB

System Properties Comparison AlaSQL vs. Kdb vs. LokiJS vs. YottaDB

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonKdb  Xexclude from comparisonLokiJS  Xexclude from comparisonYottaDB  Xexclude from comparison
DescriptionJavaScript DBMS libraryHigh performance Time Series DBMSIn-memory JavaScript DBMSA fast and solid embedded Key-value store
Primary database modelDocument store
Relational DBMS
Time Series DBMS
Vector DBMS
Document storeKey-value store
Secondary database modelsRelational DBMSRelational DBMS infousing the Octo plugin
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.51
Rank#256  Overall
#40  Document stores
#118  Relational DBMS
Score7.71
Rank#49  Overall
#2  Time Series DBMS
#1  Vector DBMS
Score0.49
Rank#260  Overall
#42  Document stores
Score0.28
Rank#306  Overall
#44  Key-value stores
Websitealasql.orgkx.comgithub.com/­techfort/­LokiJSyottadb.com
Technical documentationgithub.com/­AlaSQL/­alasqlcode.kx.comtechfort.github.io/­LokiJSyottadb.com/­resources/­documentation
DeveloperAndrey Gershun & Mathias R. WulffKx Systems, a division of First Derivatives plcYottaDB, LLC
Initial release20142000 infokdb was released 2000, kdb+ in 200320142001
Current release3.6, May 2018
License infoCommercial or Open SourceOpen Source infoMIT-Licensecommercial infofree 32-bit versionOpen SourceOpen 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 languageJavaScriptqJavaScriptC
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)Linux
OS X
Solaris
Windows
server-less, requires a JavaScript environment (browser, Node.js)Docker
Linux
Data schemeschema-freeyesschema-freeschema-free
Typing infopredefined data types such as float or datenoyesnono
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.noyesnono
Secondary indexesnoyes infotable attribute 'grouped'yes infovia viewsno
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.SQL-like query language (q)noby using the Octo plugin
APIs and other access methodsJavaScript APIHTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
JavaScript APIPostgreSQL wire protocol infousing the Octo plugin
Proprietary protocol
Supported programming languagesJavaScriptC
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
JavaScriptC
Go
JavaScript (Node.js)
Lua
M
Perl
Python
Rust
Server-side scripts infoStored proceduresnouser defined functionsView functions in JavaScript
Triggersyesyes infowith viewsyes
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono infosimilar paradigm used for internal processingyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate Consistencynone
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storagenono infoatomic operations within a single collection possibleoptimistic locking
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyesyes
User concepts infoAccess controlnorights management via user accountsnoUsers and groups based on OS-security mechanisms
More information provided by the system vendor
AlaSQLKdbLokiJSYottaDB
Specific characteristicsIntegrated columnar database & programming system for streaming, real time and historical...
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Competitive advantagesprovides seamless scalability; runs on industry standard server platforms; is top-ranked...
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Typical application scenariostick database streaming sensor data massive intelligence applications oil and gas...
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Key customersGoldman Sachs Morgan Stanley Merrill Lynch J.P. Morgan Deutsche Bank IEX Securities...
» more
Market metricskdb+ performance and reliability proven by our customers in critical infrastructure...
» more
Licensing and pricing modelsupon request
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More resources
AlaSQLKdbLokiJSYottaDB
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