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DBMS > LevelDB vs. Rockset vs. SpaceTime vs. TempoIQ

System Properties Comparison LevelDB vs. Rockset vs. SpaceTime vs. TempoIQ

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Editorial information provided by DB-Engines
NameLevelDB  Xexclude from comparisonRockset  Xexclude from comparisonSpaceTime  Xexclude from comparisonTempoIQ infoformerly TempoDB  Xexclude from comparison
TempoIQ seems to be decommissioned. It will be removed from the DB-Engines ranking.
DescriptionEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesA scalable, reliable search and analytics service in the cloud, built on RocksDBSpaceTime is a spatio-temporal DBMS with a focus on performance.Scalable analytics DBMS for sensor data, provided as a service (SaaS)
Primary database modelKey-value storeDocument storeSpatial DBMSTime Series DBMS
Secondary database modelsRelational DBMS
Search engine
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.35
Rank#111  Overall
#19  Key-value stores
Score0.79
Rank#211  Overall
#35  Document stores
Score0.00
Rank#383  Overall
#7  Spatial DBMS
Websitegithub.com/­google/­leveldbrockset.comwww.mireo.com/­spacetimetempoiq.com (offline)
Technical documentationgithub.com/­google/­leveldb/­blob/­main/­doc/­index.mddocs.rockset.com
DeveloperGoogleRocksetMireoTempoIQ
Initial release2011201920202012
Current release1.23, February 2021
License infoCommercial or Open SourceOpen Source infoBSDcommercialcommercialcommercial
Cloud-based only infoOnly available as a cloud servicenoyesnoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++C++
Server operating systemsIllumos
Linux
OS X
Windows
hostedLinux
Data schemeschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or datenodynamic typingyesyes
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 infoingestion from XML files supportednono
Secondary indexesnoall fields are automatically indexedno
SQL infoSupport of SQLnoRead-only SQL queries, including JOINsA subset of ANSI SQL is implementedno
APIs and other access methodsHTTP RESTRESTful HTTP APIHTTP API
Supported programming languagesC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
Go
Java
JavaScript (Node.js)
Python
C#
C++
Python
C#
Java
JavaScript infoNode.js
Python
Ruby
Server-side scripts infoStored proceduresnononono
Triggersnononoyes infoRealtime Alerts
Partitioning methods infoMethods for storing different data on different nodesnoneAutomatic shardingFixed-grid hypercubes
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesReal-time block device replication (DRBD)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanononono
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes infowith automatic compression on writesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlnoAccess rights for users and organizations can be defined via Rockset consoleyessimple authentication-based access control

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More resources
LevelDBRocksetSpaceTimeTempoIQ infoformerly TempoDB
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