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DBMS > EventStoreDB vs. ITTIA vs. OpenTSDB

System Properties Comparison EventStoreDB vs. ITTIA vs. OpenTSDB

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Editorial information provided by DB-Engines
NameEventStoreDB  Xexclude from comparisonITTIA  Xexclude from comparisonOpenTSDB  Xexclude from comparison
DescriptionIndustrial-strength, open-source database solution built from the ground up for event sourcing.Edge Time Series DBMS with Real-Time Stream ProcessingScalable Time Series DBMS based on HBase
Primary database modelEvent StoreTime Series DBMSTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.19
Rank#173  Overall
#1  Event Stores
Score0.44
Rank#267  Overall
#23  Time Series DBMS
Score1.68
Rank#142  Overall
#12  Time Series DBMS
Websitewww.eventstore.comwww.ittia.comopentsdb.net
Technical documentationdevelopers.eventstore.comopentsdb.net/­docs/­build/­html/­index.html
DeveloperEvent Store LimitedITTIA L.L.C.currently maintained by Yahoo and other contributors
Initial release201220072011
Current release21.2, February 20218.7
License infoCommercial or Open SourceOpen SourcecommercialOpen Source infoLGPL
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC and C++Java
Server operating systemsLinux
Windows
Linux
Windows
Linux
Windows
Data schemeFixed schemaschema-free
Typing infopredefined data types such as float or dateFloat/Blob/Integer/String/Unicode/Date/Time/Timestamp/Intervalnumeric data for metrics, strings for tags
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
Secondary indexesyesno
SQL infoSupport of SQLyesno
APIs and other access methodsJDBC
ODBC
RESTful HTTP API
WebSocket
HTTP API
Telnet API
Supported programming languagesC
C++
JavaScript (Node.js)
Python
Erlang
Go
Java
Python
R
Ruby
Server-side scripts infoStored proceduresyesno
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency infobased on HBase
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesno
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlDatabase file passwordsno

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More resources
EventStoreDBITTIAOpenTSDB
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