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DBMS > Lovefield vs. SpaceTime vs. SQL.JS vs. Ultipa

System Properties Comparison Lovefield vs. SpaceTime vs. SQL.JS vs. Ultipa

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Editorial information provided by DB-Engines
NameLovefield  Xexclude from comparisonSpaceTime  Xexclude from comparisonSQL.JS  Xexclude from comparisonUltipa  Xexclude from comparison
DescriptionEmbeddable relational database for web apps written in pure JavaScriptSpaceTime is a spatio-temporal DBMS with a focus on performance.Port of SQLite to JavaScriptHigh performance Graph DBMS supporting HTAP high availability cluster deployment
Primary database modelRelational DBMSSpatial DBMSRelational DBMSGraph DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.33
Rank#286  Overall
#131  Relational DBMS
Score0.03
Rank#392  Overall
#8  Spatial DBMS
Score0.63
Rank#241  Overall
#112  Relational DBMS
Score0.19
Rank#330  Overall
#30  Graph DBMS
Websitegoogle.github.io/­lovefieldwww.mireo.com/­spacetimesql.js.orgwww.ultipa.com
Technical documentationgithub.com/­google/­lovefield/­blob/­master/­docs/­spec_index.mdsql.js.org/­documentation/­index.htmlwww.ultipa.com/­document
DeveloperGoogleMireoAlon Zakai infoenhancements implemented by othersUltipa
Initial release2014202020122019
Current release2.1.12, February 2017
License infoCommercial or Open SourceOpen Source infoApache 2.0commercialOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptC++JavaScript
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js) infotested with Chrome, Firefox, IE, SafariLinuxserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeyesyesyes
Typing infopredefined data types such as float or dateyesyesyes
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
Secondary indexesyesno
SQL infoSupport of SQLSQL-like query language infovia JavaScript builder patternA subset of ANSI SQL is implementedyes infoSQL-92 is not fully supported
APIs and other access methodsRESTful HTTP APIJavaScript APIRESTful HTTP API
Supported programming languagesJavaScriptC#
C++
Python
JavaScriptC++
Go
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnonono
TriggersUsing read-only observersnono
Partitioning methods infoMethods for storing different data on different nodesnoneFixed-grid hypercubesnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneReal-time block device replication (DRBD)none
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistencynone
Foreign keys infoReferential integrityyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes, by using IndexedDB or the cloud service Firebase Realtime Databaseyesno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infousing MemoryDBnoyes
User concepts infoAccess controlnoyesno

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More resources
LovefieldSpaceTimeSQL.JSUltipa
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