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DBMS > Alibaba Cloud TSDB vs. EXASOL vs. IBM Db2 warehouse vs. Memcached

System Properties Comparison Alibaba Cloud TSDB vs. EXASOL vs. IBM Db2 warehouse vs. Memcached

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Editorial information provided by DB-Engines
NameAlibaba Cloud TSDB  Xexclude from comparisonEXASOL  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonMemcached  Xexclude from comparison
DescriptionA stable, reliable, and cost-effective online high-performance time series database serviceHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.Cloud-based data warehousing serviceIn-memory key-value store, originally intended for caching
Primary database modelTime Series DBMSRelational DBMSRelational DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.24
Rank#306  Overall
#26  Time Series DBMS
Score1.99
Rank#124  Overall
#58  Relational DBMS
Score1.30
Rank#164  Overall
#75  Relational DBMS
Score19.42
Rank#32  Overall
#4  Key-value stores
Websitewww.alibabacloud.com/­product/­hitsdbwww.exasol.comwww.ibm.com/­products/­db2/­warehousewww.memcached.org
Technical documentationwww.alibabacloud.com/­help/­en/­time-series-database/­latest/­what-is-tsdbwww.exasol.com/­resourcesgithub.com/­memcached/­memcached/­wiki
DeveloperAlibabaExasolIBMDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournal
Initial release200020142003
Current release1.6.25, March 2024
License infoCommercial or Open SourcecommercialcommercialcommercialOpen Source infoBSD license
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 systemshostedhostedFreeBSD
Linux
OS X
Unix
Windows
Data schemeschema-freeyesyesschema-free
Typing infopredefined data types such as float or dateNumeric data and Stringsyesyesno
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 possible
Secondary indexesnoyesyesno
SQL infoSupport of SQLnoyesyesno
APIs and other access methodsHTTP REST.Net
JDBC
ODBC
WebSocket
.NET Client API
JDBC
ODBC
OLE DB
Proprietary protocol
Supported programming languagesJavaJava
Lua
Python
R
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
Server-side scripts infoStored proceduresnouser defined functionsPL/SQL, SQL PLno
Triggersnoyesyesno
Partitioning methods infoMethods for storing different data on different nodesShardingShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesnone infoRepcached, a Memcached patch, provides this functionallity
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infoHadoop integrationnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesno
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlAccess managed on TSDB instance levelAccess rights for users, groups and roles according to SQL-standardfine grained access rights according to SQL-standardyes infousing SASL (Simple Authentication and Security Layer) protocol

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More resources
Alibaba Cloud TSDBEXASOLIBM Db2 warehouse infoformerly named IBM dashDBMemcached
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