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DBMS > LevelDB vs. SpaceTime

System Properties Comparison LevelDB vs. SpaceTime

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Our visitors often compare LevelDB and SpaceTime with Microsoft SQL Server, SAP Advantage Database Server and JaguarDB.

Editorial information provided by DB-Engines
NameLevelDB  Xexclude from comparisonSpaceTime  Xexclude from comparison
DescriptionEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesSpaceTime is a spatio-temporal DBMS with a focus on performance.
Primary database modelKey-value storeSpatial DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.06
Rank#101  Overall
#18  Key-value stores
Score0.00
Rank#354  Overall
#5  Spatial DBMS
Websitegithub.com/­google/­leveldbwww.mireo.hr/­spacetime
Technical documentationgithub.com/­google/­leveldb/­blob/­master/­doc/­index.md
DeveloperGoogleMireo
Initial release20112020
Current release1.23, February 2021
License infoCommercial or Open SourceOpen Source infoBSDcommercial
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C++
Server operating systemsIllumos
Linux
OS X
Windows
Linux
Data schemeschema-freeyes
Typing infopredefined data types such as float or datenoyes
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 indexesnono
SQL infoSupport of SQLnoA subset of ANSI SQL is implemented
APIs and other access methodsRESTful HTTP API
Supported programming languagesC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
C#
C++
Python
Server-side scripts infoStored proceduresnono
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesnoneFixed-grid hypercubes
Replication methods infoMethods for redundantly storing data on multiple nodesnoneReal-time block device replication (DRBD)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infowith automatic compression on writesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlnoyes

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More resources
LevelDBSpaceTime
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