DBMS > Apache IoTDB vs. DataFS vs. TempoIQ
System Properties Comparison Apache IoTDB vs. DataFS vs. TempoIQ
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|Editorial information provided by DB-Engines|
|Name||Apache IoTDB Xexclude from comparison||DataFS Xexclude from comparison||TempoIQ formerly TempoDB Xexclude from comparison|
|TempoIQ seems to be decommissioned. It will be removed from the DB-Engines ranking.|
|Description||An IoT native database with high performance for data management and analysis, deployable on the edge and the cloud and integrated with Hadoop, Spark and Flink||All data is stored inside objects which are linked by so-called link attributes. Objects consist of classes which can be extended and de-extended at runtime. Graphs can be defined with a struct.||Scalable analytics DBMS for sensor data, provided as a service (SaaS)|
|Primary database model||Time Series DBMS||Object oriented DBMS||Time Series DBMS|
|Secondary database models||Graph DBMS|
|Developer||Apache Software Foundation||Mobiland AG||TempoIQ|
|Current release||1.1.0, April 2023||1.1.263, October 2022|
|License Commercial or Open Source||Open Source Apache Version 2.0||commercial||commercial|
|Cloud-based only Only available as a cloud service||no||no||yes|
|DBaaS offerings (sponsored links) Database as a Service|
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|Server operating systems||All OS with a Java VM (>= 1.8)||Windows|
|Data scheme||yes||Classes, Structs, and Lists are written in proprietary DataTypeDefinitionLanguage (.dtdl) and Objects consisting of those are written in proprietary DataAccessDefinitionLanguage (.dadl)||schema-free|
|Typing predefined data types such as float or date||yes||yes||yes|
|XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.||no||no||no|
|SQL Support of SQL||SQL-like query language||no||no|
|APIs and other access methods||JDBC|
|.NET Client API|
Proprietary client DLL
|Supported programming languages||C|
|Server-side scripts Stored procedures||yes||no|
|Triggers||yes||no, except callback-events from server when changes happened||yes Realtime Alerts|
|Partitioning methods Methods for storing different data on different nodes||horizontal partitioning (by time range) + vertical partitioning (by deviceId)||Proprietary Sharding system|
|Replication methods Methods for redundantly storing data on multiple nodes||selectable replication methods; using Raft/IoTConsensus algorithm to ensure strong/eventual data consistency among multiple replicas|
|MapReduce Offers an API for user-defined Map/Reduce methods||Integration with Hadoop and Spark||no||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Eventual Consistency|
Strong Consistency with Raft
|Foreign keys Referential integrity||no||yes||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||no||ACID||no|
|Concurrency Support for concurrent manipulation of data||yes||yes||yes|
|Durability Support for making data persistent||yes||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes||no||no|
|User concepts Access control||yes||Windows-Profile||simple authentication-based access control|
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|Apache IoTDB||DataFS||TempoIQ formerly TempoDB|
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