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DBMS > Alibaba Cloud Log Service vs. Coveo vs. Tkrzw vs. Yaacomo

System Properties Comparison Alibaba Cloud Log Service vs. Coveo vs. Tkrzw vs. Yaacomo

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Editorial information provided by DB-Engines
NameAlibaba Cloud Log Service  Xexclude from comparisonCoveo  Xexclude from comparisonTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet  Xexclude from comparisonYaacomo  Xexclude from comparison
Yaacomo seems to be discontinued and is removed from the DB-Engines ranking
DescriptionA complete real-time data logging service that supports collection, consumption, shipping, search, and analysis of logs.AI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentA concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto CabinetOpenCL based in-memory RDBMS, designed for efficiently utilizing the hardware via parallel computing
Primary database modelSearch engineSearch engineKey-value storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.43
Rank#265  Overall
#18  Search engines
Score2.28
Rank#114  Overall
#11  Search engines
Score0.00
Rank#383  Overall
#60  Key-value stores
Websitewww.alibabacloud.com/­product/­log-servicewww.coveo.comdbmx.net/­tkrzwyaacomo.com
Technical documentationwww.alibabacloud.com/­help/­en/­slsdocs.coveo.com
DeveloperAlibabaCloud Inc.CoveoMikio HirabayashiQ2WEB GmbH
Initial release2016201220202009
Current release0.9.3, August 2020
License infoCommercial or Open SourcecommercialcommercialOpen Source infoApache Version 2.0commercial
Cloud-based only infoOnly available as a cloud serviceyesyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++
Server operating systemshostedhostedLinux
macOS
Android
Linux
Windows
Data schemeschema-freehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationschema-freeyes
Typing infopredefined data types such as float or dateyesyesnoyes
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 indexesyesyesyes
SQL infoSupport of SQLSQL for queryingnonoyes
APIs and other access methodsHTTP RESTRESTful HTTP APIJDBC
ODBC
Supported programming languagesC#
Java
JavaScript
Python
C++
Java
Python
Ruby
Server-side scripts infoStored proceduresnonono
Triggersyesyesnoyes
Partitioning methods infoMethods for storing different data on different nodesShardingyesnonehorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodes3 replicasyesnoneSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsES-Hadoop Connectornonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoyesACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infousing specific database classesyes
User concepts infoAccess controlAlibaba Cloud user access controlgranular access controls, API key management, content filtersnofine grained access rights according to SQL-standard
More information provided by the system vendor
Alibaba Cloud Log ServiceCoveoTkrzw infoSuccessor of Tokyo Cabinet and Kyoto CabinetYaacomo
Specific characteristicsA real-time service for telementry data (log, metric, trace). Alibaba Cloud Log Service...
» more
Competitive advantages* Ease of use: Completes data collections from more than 30 data sources within five...
» more
Typical application scenarios* Log/Trace/Event Search & Analysis * Application Monitoring * Operation Analysis...
» more
Key customers* Alibaba & Ant-Financeļ¼šhe infrastructure service for the Corp * Over 22k Subscriber...
» more
Licensing and pricing modelsPay-As-You-Go https://www.alibabacloud.com/product/log-service/pricing
» more

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Alibaba Cloud Log ServiceCoveoTkrzw infoSuccessor of Tokyo Cabinet and Kyoto CabinetYaacomo
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