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DBMS > Alibaba Cloud Log Service vs. EJDB vs. IBM Db2 warehouse vs. Transwarp KunDB

System Properties Comparison Alibaba Cloud Log Service vs. EJDB vs. IBM Db2 warehouse vs. Transwarp KunDB

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Editorial information provided by DB-Engines
NameAlibaba Cloud Log Service  Xexclude from comparisonEJDB  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonTranswarp KunDB  Xexclude from comparison
DescriptionA complete real-time data logging service that supports collection, consumption, shipping, search, and analysis of logs.Embeddable document-store database library with JSON representation of queries (in MongoDB style)Cloud-based data warehousing serviceOLTP DBMS based on a distributed architecture and highly compatible with MySQL and Oracle
Primary database modelSearch engineDocument storeRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.47
Rank#263  Overall
#18  Search engines
Score0.31
Rank#296  Overall
#44  Document stores
Score1.37
Rank#160  Overall
#74  Relational DBMS
Score0.14
Rank#341  Overall
#149  Relational DBMS
Websitewww.alibabacloud.com/­product/­log-servicegithub.com/­Softmotions/­ejdbwww.ibm.com/­products/­db2/­warehousewww.transwarp.cn/­en/­product/­kundb
Technical documentationwww.alibabacloud.com/­help/­en/­slsgithub.com/­Softmotions/­ejdb/­blob/­master/­README.md
DeveloperAlibabaCloud Inc.SoftmotionsIBMTranswarp
Initial release201620122014
License infoCommercial or Open SourcecommercialOpen Source infoGPLv2commercialcommercial
Cloud-based only infoOnly available as a cloud serviceyesnoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC
Server operating systemshostedserver-lesshosted
Data schemeschema-freeschema-freeyesyes
Typing infopredefined data types such as float or dateyesyes infostring, integer, double, bool, date, object_idyesyes
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.nono infoImport/export of XML data possible
Secondary indexesyesnoyesyes
SQL infoSupport of SQLSQL for queryingnoyesyes
APIs and other access methodsHTTP RESTin-process shared library.NET Client API
JDBC
ODBC
OLE DB
Supported programming languagesActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Server-side scripts infoStored proceduresnonoPL/SQL, SQL PLyes
Triggersyesnoyesyes
Partitioning methods infoMethods for storing different data on different nodesShardingnoneShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodes3 replicasnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsES-Hadoop Connectornonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono infotypically not needed, however similar functionality with collection joins possibleyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes infoRead/Write Lockingyesyes
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
User concepts infoAccess controlAlibaba Cloud user access controlnofine grained access rights according to SQL-standardyes
More information provided by the system vendor
Alibaba Cloud Log ServiceEJDBIBM Db2 warehouse infoformerly named IBM dashDBTranswarp KunDB
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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More resources
Alibaba Cloud Log ServiceEJDBIBM Db2 warehouse infoformerly named IBM dashDBTranswarp KunDB
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