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DBMS > AlaSQL vs. Dragonfly vs. GeoSpock vs. Oracle Rdb vs. XTDB

System Properties Comparison AlaSQL vs. Dragonfly vs. GeoSpock vs. Oracle Rdb vs. XTDB

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonDragonfly  Xexclude from comparisonGeoSpock  Xexclude from comparisonOracle Rdb  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparison
GeoSpock seems to be discontinued. Therefore it will be excluded from the DB-Engines ranking.
DescriptionJavaScript DBMS libraryA drop-in Redis replacement that scales vertically to support millions of operations per second and terabyte sized workloads, all on a single instanceSpatial and temporal data processing engine for extreme data scaleA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelDocument store
Relational DBMS
Key-value storeRelational DBMSRelational DBMSDocument store
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.46
Rank#260  Overall
#40  Document stores
#121  Relational DBMS
Score0.41
Rank#266  Overall
#38  Key-value stores
Score1.08
Rank#184  Overall
#85  Relational DBMS
Score0.11
Rank#343  Overall
#46  Document stores
Websitealasql.orggithub.com/­dragonflydb/­dragonfly
www.dragonflydb.io
geospock.comwww.oracle.com/­database/­technologies/­related/­rdb.htmlgithub.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationgithub.com/­AlaSQL/­alasqlwww.dragonflydb.io/­docswww.oracle.com/­database/­technologies/­related/­rdb-doc.htmlwww.xtdb.com/­docs
DeveloperAndrey Gershun & Mathias R. WulffDragonflyDB team and community contributorsGeoSpockOracle, originally developed by Digital Equipment Corporation (DEC)Juxt Ltd.
Initial release2014202319842019
Current release1.0, March 20232.0, September 20197.4.1.1, 20211.19, September 2021
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Source infoBSL 1.1commercialcommercialOpen Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenonoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptC++Java, JavascriptClojure
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)LinuxhostedHP Open VMSAll OS with a Java 8 (and higher) VM
Linux
Data schemeschema-freescheme-freeyesFlexible Schema (defined schema, partial schema, schema free)schema-free
Typing infopredefined data types such as float or datenostrings, hashes, lists, sets, sorted sets, bit arraysyesyesyes, extensible-data-notation format
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.nonononono
Secondary indexesnonotemporal, categoricalyesyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.noANSI SQL for query only (using Presto)yeslimited SQL, making use of Apache Calcite
APIs and other access methodsJavaScript APIProprietary protocol infoRESP - REdis Serialization ProtocolJDBCHTTP REST
JDBC
Supported programming languagesJavaScriptC
C#
C++
Clojure
D
Dart
Elixir
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
Objective-C
Perl
PHP
Python
R
Ruby
Rust
Scala
Swift
Tcl
Clojure
Java
Server-side scripts infoStored proceduresnoLuanono
Triggersyespublish/subscribe channels provide some trigger functionalitynono
Partitioning methods infoMethods for storing different data on different nodesnoneAutomatic shardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationyes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageAtomic execution of command blocks and scriptsnoyes, on a single nodeACID
Concurrency infoSupport for concurrent manipulation of datayes, strict serializability by the serveryesyesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesnono
User concepts infoAccess controlnoPassword-based authenticationAccess rights for users can be defined per table

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More resources
AlaSQLDragonflyGeoSpockOracle RdbXTDB infoformerly named Crux
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