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DBMS > Adabas vs. AlaSQL vs. Alibaba Cloud PolarDB vs. Datomic vs. Sequoiadb

System Properties Comparison Adabas vs. AlaSQL vs. Alibaba Cloud PolarDB vs. Datomic vs. Sequoiadb

Editorial information provided by DB-Engines
NameAdabas infodenotes "adaptable data base"  Xexclude from comparisonAlaSQL  Xexclude from comparisonAlibaba Cloud PolarDB  Xexclude from comparisonDatomic  Xexclude from comparisonSequoiadb  Xexclude from comparison
DescriptionOLTP - DBMS for mainframes and Linux/Unix/Windows environments infoused typically together with the Natural programming platformJavaScript DBMS libraryA cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. Designed for business critical applications.Datomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityNewSQL database with distributed OLTP and SQL
Primary database modelMultivalue DBMSDocument store
Relational DBMS
Relational DBMSRelational DBMSDocument store
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.79
Rank#102  Overall
#2  Multivalue DBMS
Score0.51
Rank#256  Overall
#40  Document stores
#118  Relational DBMS
Score0.66
Rank#235  Overall
#108  Relational DBMS
Score1.66
Rank#144  Overall
#66  Relational DBMS
Score0.50
Rank#258  Overall
#41  Document stores
#120  Relational DBMS
Websitewww.softwareag.com/­en_corporate/­platform/­adabas-natural.htmlalasql.orgwww.alibabacloud.com/­product/­polardbwww.datomic.comwww.sequoiadb.com
Technical documentationgithub.com/­AlaSQL/­alasqlwww.alibabacloud.com/­help/­en/­polardb/­product-overviewdocs.datomic.comwww.sequoiadb.com/­en/­index.php?m=Files&a=index
DeveloperSoftware AGAndrey Gershun & Mathias R. WulffAlibabaCognitectSequoiadb Ltd.
Initial release1971201420122013
Current release1.0.7075, December 2023
License infoCommercial or Open SourcecommercialOpen Source infoMIT-Licensecommercialcommercial infolimited edition freeOpen Source infoServer: AGPL; Client: Apache V2
Cloud-based only infoOnly available as a cloud servicenonoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJava, ClojureC++
Server operating systemsBS2000
Linux
Unix
Windows
z/OS
z/VSE
server-less, requires a JavaScript environment (browser, Node.js)hostedAll OS with a Java VMLinux
Data schemeyesschema-freeyesyesschema-free
Typing infopredefined data types such as float or dateyesnoyesyesyes infooid, date, timestamp, binary, regex
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.nonoyesnono
Secondary indexesyesnoyesyesyes
SQL infoSupport of SQLyes infowith add-on product Adabas SQL GatewayClose to SQL99, but no user access control, stored procedures and host language bindings.yesnoSQL-like query language
APIs and other access methodsHTTP API infowith add-on software Adabas SOA Gateway
SOAP-based API infowith add-on software Adabas SOA Gateway
JavaScript APIJDBC
ODBC
RESTful HTTP APIproprietary protocol using JSON
Supported programming languagesNaturalJavaScriptJava
Python
Clojure
Java
.Net
C++
Java
PHP
Python
Server-side scripts infoStored proceduresin Naturalnoyesyes infoTransaction FunctionsJavaScript
TriggersnoyesyesBy using transaction functionsno
Partitioning methods infoMethods for storing different data on different nodesyes, with additonal products like Adabas Cluster Services, Adabas Parallel Services, Adabas VistanoneSharding infoImplicit feature of the cloud servicenone infoBut extensive use of caching in the application peersSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with add-on product Event Replicatornoneyes infoImplicit feature of the cloud servicenone infoBut extensive use of caching in the application peersSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynoyesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyes infoonly for local storage and DOM-storageACIDACIDDocument is locked during a transaction
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyes infousing external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)yes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyesyes inforecommended only for testing and developmentno
User concepts infoAccess controlonly with OS-specific tools (e.g. IBM RACF, CA Top Secret)nofine grained access rights according to SQL-standardnosimple password-based access control
More information provided by the system vendor
Adabas infodenotes "adaptable data base"AlaSQLAlibaba Cloud PolarDBDatomicSequoiadb
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Adabas infodenotes "adaptable data base"AlaSQLAlibaba Cloud PolarDBDatomicSequoiadb
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