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DBMS > AlaSQL vs. Alibaba Cloud AnalyticDB for PostgreSQL vs. DataFS vs. JSqlDb vs. Postgres-XL

System Properties Comparison AlaSQL vs. Alibaba Cloud AnalyticDB for PostgreSQL vs. DataFS vs. JSqlDb vs. Postgres-XL

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonAlibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDB  Xexclude from comparisonDataFS  Xexclude from comparisonJSqlDb  Xexclude from comparisonPostgres-XL  Xexclude from comparison
JSqlDB seems to be discontinued. Therefore it is excluded from the DB-Engines ranking.
DescriptionJavaScript DBMS libraryAn online MPP (Massively Parallel Processing) data warehousing service based on GreenplumAll data is stored inside objects which are linked by so-called link attributes. Objects consist of classes which can be extended and de-extended at runtime. Graphs can be defined with a struct.JavaScript Query Language Database, stores JavaScript objects and primitivesBased on PostgreSQL enhanced with MPP and write-scale-out cluster features
Primary database modelDocument store
Relational DBMS
Relational DBMSObject oriented DBMSDocument store
Object oriented DBMS
Relational DBMS
Secondary database modelsGraph DBMSDocument store
Spatial 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
Score0.68
Rank#231  Overall
#105  Relational DBMS
Score0.06
Rank#354  Overall
#15  Object oriented DBMS
Score0.49
Rank#256  Overall
#117  Relational DBMS
Websitealasql.orgwww.alibabacloud.com/­product/­hybriddb-postgresqlnewdatabase.comjsqldb.org (offline)www.postgres-xl.org
Technical documentationgithub.com/­AlaSQL/­alasqlwww.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overviewdev.mobiland.com/­Overview.xspwww.postgres-xl.org/­documentation
DeveloperAndrey Gershun & Mathias R. WulffAlibaba / Pivotal Software Inc. / PostgreSQL Global Development GroupMobiland AGKonrad von Backstrom
Initial release20142016201820182014 infosince 2012, originally named StormDB
Current release1.1.263, October 20220.8, December 201810 R1, October 2018
License infoCommercial or Open SourceOpen Source infoMIT-LicensecommercialcommercialOpen SourceOpen Source infoMozilla public license
Cloud-based only infoOnly available as a cloud servicenoyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptC
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)hostedWindowsLinux
macOS
Windows
Linux
macOS
Data schemeschema-freeyesClasses, Structs, and Lists are written in proprietary DataTypeDefinitionLanguage (.dtdl) and Objects consisting of those are written in proprietary DataAccessDefinitionLanguage (.dadl)schema-freeyes
Typing infopredefined data types such as float or datenoyesyesnoyes
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.noyesnonoyes infoXML type, but no XML query functionality
Secondary indexesnoyesnonoyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.yesnonoyes infodistributed, parallel query execution
APIs and other access methodsJavaScript APIJDBC
ODBC
.NET Client API
Proprietary client DLL
WinRT client
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesJavaScriptC
Java
Perl
Python
R
.Net
C
C#
C++
VB.Net
JavaScript.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresnoyesfunctions in JavaScriptuser defined functions
Triggersyesyesno, except callback-events from server when changes happenednoyes
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infoImplicit feature of the cloud serviceProprietary Sharding systemnonehorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes infoImplicit feature of the cloud servicenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageACIDACIDACID infoMVCC
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyes infousing RocksDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnonono
User concepts infoAccess controlnofine grained access rights according to SQL-standardWindows-Profilefine grained access rights according to SQL-standard

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More resources
AlaSQLAlibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDBDataFSJSqlDbPostgres-XL
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