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DBMS > SpaceTime vs. SQL.JS vs. SurrealDB

System Properties Comparison SpaceTime vs. SQL.JS vs. SurrealDB

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Editorial information provided by DB-Engines
NameSpaceTime  Xexclude from comparisonSQL.JS  Xexclude from comparisonSurrealDB  Xexclude from comparison
DescriptionSpaceTime is a spatio-temporal DBMS with a focus on performance.Port of SQLite to JavaScriptA fully ACID transactional, developer-friendly, multi-model DBMS
Primary database modelSpatial DBMSRelational DBMSDocument store
Graph DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.03
Rank#392  Overall
#8  Spatial DBMS
Score0.63
Rank#241  Overall
#112  Relational DBMS
Score1.02
Rank#190  Overall
#33  Document stores
#18  Graph DBMS
Websitewww.mireo.com/­spacetimesql.js.orgsurrealdb.com
Technical documentationsql.js.org/­documentation/­index.htmlsurrealdb.com/­docs
DeveloperMireoAlon Zakai infoenhancements implemented by othersSurrealDB Ltd
Initial release202020122022
Current releasev1.5.0, May 2024
License infoCommercial or Open SourcecommercialOpen SourceOpen Source
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++JavaScriptRust
Server operating systemsLinuxserver-less, requires a JavaScript environment (browser, Node.js)Linux
macOS
Windows
Data schemeyesyesschema-free
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.nono
Secondary indexesno
SQL infoSupport of SQLA subset of ANSI SQL is implementedyes infoSQL-92 is not fully supportedSQL-like query language
APIs and other access methodsRESTful HTTP APIJavaScript APIGraphQL
RESTful HTTP API
WebSocket
Supported programming languagesC#
C++
Python
JavaScriptDeno
Go
JavaScript (Node.js)
Rust
Server-side scripts infoStored proceduresnono
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesFixed-grid hypercubesnone
Replication methods infoMethods for redundantly storing data on multiple nodesReal-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 integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesno infoexcept by serializing a db to a fileyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlyesnoyes, based on authentication and database rules

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More resources
SpaceTimeSQL.JSSurrealDB
DB-Engines blog posts

New kids on the block: database management systems implemented in JavaScript
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