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DBMS > Adabas vs. AlaSQL vs. Couchbase

System Properties Comparison Adabas vs. AlaSQL vs. Couchbase

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Editorial information provided by DB-Engines
NameAdabas infodenotes "adaptable data base"  Xexclude from comparisonAlaSQL  Xexclude from comparisonCouchbase infoOriginally called Membase  Xexclude from comparison
DescriptionOLTP - DBMS for mainframes and Linux/Unix/Windows environments infoused typically together with the Natural programming platformJavaScript DBMS libraryJSON-based document store derived from CouchDB with a Memcached-compatible interface
Primary database modelMultivalue DBMSDocument store
Relational DBMS
Document store
Secondary database modelsKey-value store infooriginating from the former Membase product and supporting the Memcached protocol
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.99
Rank#70  Overall
#1  Multivalue DBMS
Score0.40
Rank#218  Overall
#31  Document stores
#105  Relational DBMS
Score31.29
Rank#23  Overall
#3  Document stores
Websitewww.softwareag.com/­corporate/­products/­adabas_natural/­adabas/­default.htmlalasql.orgwww.couchbase.com
Technical documentationgithub.com/­agershun/­alasqldocs.couchbase.com
DeveloperSoftware AGAndrey Gershun & Mathias R. WulffCouchbase, Inc.
Initial release197120142011
Current releaseServer: 6.0, October 2018; Mobile: 2.5, May 2019; Couchbase Autonomous Operator: 1.2, May 2019
License infoCommercial or Open SourcecommercialOpen Source infoMIT-LicenseOpen Source infoApache version 2; Commercial licenses also available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptC, C++, Go and Erlang
Server operating systemsBS2000
Linux
Unix
Windows
z/OS
z/VSE
server-less, requires a JavaScript environment (browser, Node.js)Linux
OS X
Windows
Data schemeyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesnoyes infoString, Boolean, Number
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 indexesyesnoyes
SQL infoSupport of SQLyes infowith add-on product Adabas SQL GatewayClose to SQL99, but no user access control, stored procedures and host language bindings.Declarative query language (N1QL) that extends ANSI SQL to JSON. First commercial implementation of SQL++.
APIs and other access methodsHTTP API infowith add-on software Adabas SOA Gateway
SOAP-based API infowith add-on software Adabas SOA Gateway
JavaScript APINative language bindings for CRUD, Query, Search and Analytics APIs
Supported programming languagesNaturalJavaScript.Net
C
Clojure
ColdFusion
Erlang
Go
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
Tcl
Server-side scripts infoStored proceduresin NaturalnoFunctions and timers in JavaScript
Triggersnoyesyes infovia the TAP protocol
Partitioning methods infoMethods for storing different data on different nodesyes, with additonal products like Adabas Cluster Services, Adabas Parallel Services, Adabas VistanoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with add-on product Event ReplicatornoneMaster-master replication infoincluding cross data center replication
Master-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneEventual Consistency
Immediate Consistency infoselectable on a per-operation basis
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyes infoonly for local storage and DOM-storageSingle-document ACID transactions
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes infoEphemeral buckets
User concepts infoAccess controlonly with OS-specific tools (e.g. IBM RACF, CA Top Secret)noUser and Administrator separation with password-based and LDAP integrated Authentication
More information provided by the system vendor
Adabas infodenotes "adaptable data base"AlaSQLCouchbase infoOriginally called Membase
Specific characteristicsCouchbase Server is an open source NoSQL database engineered to support the agile...
» more
Competitive advantagesPowerful Querying: An expressive query language that extends SQL and supports joins...
» more
Typical application scenariosReal-time Big Data , Profile Management , Mobile Applications , Content Management...
» more
Key customersCouchbase customers include industry leaders like AOL, AT&T, Bally’s, BSkyB, Cisco...
» more
Licensing and pricing modelsAll software is licensed under the Apache License, Version 2.0
» more

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More resources
Adabas infodenotes "adaptable data base"AlaSQLCouchbase infoOriginally called Membase
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