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DBMS > AlaSQL vs. Coveo vs. IBM Db2 warehouse vs. YottaDB

System Properties Comparison AlaSQL vs. Coveo vs. IBM Db2 warehouse vs. YottaDB

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonCoveo  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  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 developmentCloud-based data warehousing serviceA fast and solid embedded Key-value store
Primary database modelDocument store
Relational DBMS
Search engineRelational DBMSKey-value store
Secondary database modelsRelational DBMS infousing the Octo plugin
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.42
Rank#264  Overall
#42  Document stores
#122  Relational DBMS
Score2.14
Rank#116  Overall
#11  Search engines
Score1.26
Rank#162  Overall
#73  Relational DBMS
Score0.21
Rank#309  Overall
#43  Key-value stores
Websitealasql.orgwww.coveo.comwww.ibm.com/­products/­db2/­warehouseyottadb.com
Technical documentationgithub.com/­AlaSQL/­alasqldocs.coveo.comyottadb.com/­resources/­documentation
DeveloperAndrey Gershun & Mathias R. WulffCoveoIBMYottaDB, LLC
Initial release2014201220142001
License infoCommercial or Open SourceOpen Source infoMIT-LicensecommercialcommercialOpen Source infoAGPL 3.0
Cloud-based only infoOnly available as a cloud servicenoyesyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptC
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)hostedhostedDocker
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 datenoyesyesno
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 infoImport/export of XML data possibleno
Secondary indexesnoyesyesno
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.noyesby using the Octo plugin
APIs and other access methodsJavaScript APIRESTful HTTP API.NET Client API
JDBC
ODBC
OLE DB
PostgreSQL wire protocol infousing the Octo plugin
Proprietary protocol
Supported programming languagesJavaScriptC#
Java
JavaScript
Python
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
C
Go
JavaScript (Node.js)
Lua
M
Perl
Python
Rust
Server-side scripts infoStored proceduresnonoPL/SQL, SQL PL
Triggersyesyesyes
Partitioning methods infoMethods for storing different data on different nodesnoneyesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesyesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageyesACIDoptimistic 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.yesyesyes
User concepts infoAccess controlnogranular access controls, API key management, content filtersfine grained access rights according to SQL-standardUsers and groups based on OS-security mechanisms

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More resources
AlaSQLCoveoIBM Db2 warehouse infoformerly named IBM dashDBYottaDB
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