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DBMS > AlaSQL vs. Coveo vs. STSdb vs. YottaDB

System Properties Comparison AlaSQL vs. Coveo vs. STSdb vs. YottaDB

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonCoveo  Xexclude from comparisonSTSdb  Xexclude from comparisonYottaDB  Xexclude from comparison
DescriptionJavaScript DBMS libraryAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentKey-Value Store with special method for indexing infooptimized for high performance using a special indexing methodA fast and solid embedded Key-value store
Primary database modelDocument store
Relational DBMS
Search engineKey-value storeKey-value store
Secondary database modelsRelational 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
Score2.11
Rank#118  Overall
#11  Search engines
Score0.10
Rank#357  Overall
#51  Key-value stores
Score0.28
Rank#306  Overall
#44  Key-value stores
Websitealasql.orgwww.coveo.comgithub.com/­STSSoft/­STSdb4yottadb.com
Technical documentationgithub.com/­AlaSQL/­alasqldocs.coveo.comyottadb.com/­resources/­documentation
DeveloperAndrey Gershun & Mathias R. WulffCoveoSTS Soft SCYottaDB, LLC
Initial release2014201220112001
Current release4.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoMIT-LicensecommercialOpen Source infoGPLv2, commercial license availableOpen Source infoAGPL 3.0
Cloud-based only infoOnly available as a cloud servicenoyesnono
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)hostedWindowsDocker
Linux
Data schemeschema-freehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationyesschema-free
Typing infopredefined data types such as float or datenoyesyes infoprimitive types and user defined types (classes)no
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.nonono
Secondary indexesnoyesnono
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.nonoby using the Octo plugin
APIs and other access methodsJavaScript APIRESTful HTTP API.NET Client APIPostgreSQL wire protocol infousing the Octo plugin
Proprietary protocol
Supported programming languagesJavaScriptC#
Java
JavaScript
Python
C#
Java
C
Go
JavaScript (Node.js)
Lua
M
Perl
Python
Rust
Server-side scripts infoStored proceduresnonono
Triggersyesyesno
Partitioning methods infoMethods for storing different data on different nodesnoneyesnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate Consistency
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageyesnooptimistic locking
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlnogranular access controls, API key management, content filtersnoUsers and groups based on OS-security mechanisms

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More resources
AlaSQLCoveoSTSdbYottaDB
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