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DBMS > AlaSQL vs. DolphinDB vs. JanusGraph

System Properties Comparison AlaSQL vs. DolphinDB vs. JanusGraph

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonDolphinDB  Xexclude from comparisonJanusGraph infosuccessor of Titan  Xexclude from comparison
DescriptionJavaScript DBMS libraryTime Series DBMS for big data, integrated with a lightweight distributed computing framework and a vector programming languageA Graph DBMS optimized for distributed clusters infoIt was forked from the latest code base of Titan in January 2017
Primary database modelDocument store
Relational DBMS
Time Series DBMSGraph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.49
Rank#208  Overall
#31  Document stores
#100  Relational DBMS
Score0.25
Rank#252  Overall
#18  Time Series DBMS
Score1.88
Rank#120  Overall
#7  Graph DBMS
Websitealasql.orgwww.dolphindb.comjanusgraph.org
Technical documentationgithub.com/­agershun/­alasqlwww.dolphindb.com/­helpdocs.janusgraph.org
DeveloperAndrey Gershun & Mathias R. WulffDolphinDB, IncLinux Foundation; originally developed as Titan by Aurelius
Initial release201420182017
Current release0.4.0, July 2019
License infoCommercial or Open SourceOpen Source infoMIT-Licensecommercial infofree community version availableOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptC++Java
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)Linux
Windows
Linux
OS X
Unix
Windows
Data schemeschema-freeyes
Typing infopredefined data types such as float or datenoyesyes
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 indexesnonoyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.SQL-like query languageno
APIs and other access methodsJavaScript APIJDBC
ODBC
Java API
TinkerPop Blueprints
TinkerPop Frames
TinkerPop Gremlin
TinkerPop Rexster
Supported programming languagesJavaScriptC#
C++
Java
JavaScript
Python
R
Clojure
Java
Python
Server-side scripts infoStored proceduresnoyesyes
Triggersyesnoyes
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioningyes infodepending on the used storage backend (e.g. Cassandra, HBase, BerkeleyDB)
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesyes infovia Faunus, a graph analytics engine
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyEventual Consistency
Immediate Consistency
Foreign keys infoReferential integrityyesnoyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageyesACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyes infoSupports various storage backends: Cassandra, HBase, Berkeley DB, Akiban, Hazelcast
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlnoAdministrators, Users, GroupsUser authentification and security via Rexster Graph Server

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More resources
AlaSQLDolphinDBJanusGraph infosuccessor of Titan
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