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DBMS > Oracle Rdb vs. Sphinx vs. SurrealDB vs. VelocityDB

System Properties Comparison Oracle Rdb vs. Sphinx vs. SurrealDB vs. VelocityDB

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Editorial information provided by DB-Engines
NameOracle Rdb  Xexclude from comparisonSphinx  Xexclude from comparisonSurrealDB  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionOpen source search engine for searching in data from different sources, e.g. relational databasesA fully ACID transactional, developer-friendly, multi-model DBMSA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelRelational DBMSSearch engineDocument store
Graph DBMS
Graph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.08
Rank#187  Overall
#85  Relational DBMS
Score6.03
Rank#60  Overall
#6  Search engines
Score0.91
Rank#204  Overall
#33  Document stores
#18  Graph DBMS
Score0.11
Rank#347  Overall
#35  Graph DBMS
#15  Object oriented DBMS
Websitewww.oracle.com/­database/­technologies/­related/­rdb.htmlsphinxsearch.comsurrealdb.comvelocitydb.com
Technical documentationwww.oracle.com/­database/­technologies/­related/­rdb-doc.htmlsphinxsearch.com/­docssurrealdb.com/­docsvelocitydb.com/­UserGuide
DeveloperOracle, originally developed by Digital Equipment Corporation (DEC)Sphinx Technologies Inc.SurrealDB LtdVelocityDB Inc
Initial release1984200120222011
Current release7.4.1.1, 20213.5.1, February 2023v1.1.1, January 20247.x
License infoCommercial or Open SourcecommercialOpen Source infoGPL version 2, commercial licence availableOpen 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 languageC++RustC#
Server operating systemsHP Open VMSFreeBSD
Linux
NetBSD
OS X
Solaris
Windows
Linux
macOS
Windows
Any that supports .NET
Data schemeFlexible Schema (defined schema, partial schema, schema free)yesschema-freeyes
Typing infopredefined data types such as float or dateyesnoyesyes
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 indexesyesyes infofull-text index on all search fieldsyes
SQL infoSupport of SQLyesSQL-like query language (SphinxQL)SQL-like query languageno
APIs and other access methodsProprietary protocolGraphQL
RESTful HTTP API
WebSocket
.Net
Supported programming languagesC++ infounofficial client library
Java
Perl infounofficial client library
PHP
Python
Ruby infounofficial client library
Deno
Go
JavaScript (Node.js)
Rust
.Net
Server-side scripts infoStored proceduresnono
TriggersnoCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesSharding infoPartitioning is done manually, search queries against distributed index is supportedSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes, on a single nodenoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes infoThe original contents of fields are not stored in the Sphinx index.yesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlnoyes, based on authentication and database rulesBased on Windows Authentication

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More resources
Oracle RdbSphinxSurrealDBVelocityDB
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