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DBMS > CouchDB vs. CrateDB vs. Oracle vs. SAP Adaptive Server

System Properties Comparison CouchDB vs. CrateDB vs. Oracle vs. SAP Adaptive Server

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Editorial information provided by DB-Engines
NameCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"  Xexclude from comparisonCrateDB  Xexclude from comparisonOracle  Xexclude from comparisonSAP Adaptive Server infoformer name: Sybase ASE  Xexclude from comparison
DescriptionA native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.Distributed Date Store based on LuceneWidely used RDBMSThe SAP (Sybase) Adaptive Server Enterprise (ASE) is an enterprise-class RDBMS
Primary database modelDocument storeRelational DBMS
Search engine
Relational DBMSRelational DBMS
Secondary database modelsDocument storeDocument store
Graph DBMS infowith Oracle Spatial and Graph
RDF store infowith Oracle Spatial and Graph
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score18.14
Rank#34  Overall
#5  Document stores
Score0.62
Rank#189  Overall
#91  Relational DBMS
#13  Search engines
Score1340.64
Rank#1  Overall
#1  Relational DBMS
Score52.77
Rank#20  Overall
#13  Relational DBMS
Websitecouchdb.apache.orgcrate.iowww.oracle.com/­databasewww.sap.com/­products/­sybase-ase.html
Technical documentationdocs.couchdb.org/­en/­stablecrate.io/­docsdocs.oracle.com/­en/­databasehelp.sap.com/­adaptive-server-enterprise
DeveloperApache Software Foundation infoApache top-level project, originally developed by Damien Katz, a former Lotus Notes developerCrateOracleSAP, Sybase
Initial release2005201319801987
Current release3.0, February 202019c, February 201916.0
License infoCommercial or Open SourceOpen Source infoApache version 2Open Sourcecommercial inforestricted free version is availablecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageErlangJavaC and C++C and C++
Server operating systemsAndroid
BSD
Linux
OS X
Solaris
Windows
All OS with a Java 7 VMAIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS
AIX
HP-UX
Linux
Solaris
Unix
Windows
Data schemeschema-freeFlexible Schema (defined schema, partial schema, schema free)yes infoSchemaless in JSON and XML columnsyes
Typing infopredefined data types such as float or datenoyesyesyes
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.nonoyesno
Secondary indexesyes infovia viewsyesyesyes
SQL infoSupport of SQLnoyes, but no triggers and constraintsyes infowith proprietary extensionsyes
APIs and other access methodsRESTful HTTP/JSON APIADO.NET infocommunity maintained client
JDBC
MQTT (Message Queue Telemetry Transport)
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API
JDBC
ODBC
ODP.NET
Oracle Call Interface (OCI)
ADO.NET
JDBC
ODBC
OLE DB
Tabular Data Stream (TDS)
Supported programming languagesC
C#
ColdFusion
Erlang
Haskell
Java
JavaScript
Lisp
Lua
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
Ruby
Smalltalk
Erlang
Go infocommunity maintained client
Java
JavaScript (Node.js) infocommunity maintained client
Perl infocommunity maintained client
PHP
Python
Ruby infocommunity maintained client
Scala infocommunity maintained client
C
C#
C++
Clojure
Cobol
Delphi
Eiffel
Erlang
Fortran
Groovy
Haskell
Java
JavaScript
Lisp
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Scala
Tcl
Visual Basic
C
C++
Cobol
Java
Java
Perl
PHP
Python
Server-side scripts infoStored proceduresView functions in JavaScriptuser defined functionsPL/SQL infoalso stored procedures in Java possibleJava and Transact-SQL
Triggersyesnoyesyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoimproved architecture with release 2.0Shardinghorizontal partitioning infowith the optional Oracle Partitioninghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-master replication
Master-slave replication
selectable replication factorMaster-master replication
Master-slave replication
Master-master replication
Master-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnono infocan be realized in PL/SQLno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual Consistency
Read Your Own Writes Consistency infofor primary key lookups
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single document possibleno infounique row identifiers can be used for implementing an optimistic concurrency control strategyACID infoisolation level can be parameterizedACID
Concurrency infoSupport for concurrent manipulation of datayes infostrategy: optimistic lockingyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes infoVersion 12c introduced the new option 'Oracle Database In-Memory'
User concepts infoAccess controlAccess rights for users can be defined per databaserights management via user accountsfine grained access rights according to SQL-standardfine grained access rights according to SQL-standard
More information provided by the system vendor
CouchDB infostands for "Cluster Of Unreliable Commodity Hardware"CrateDBOracleSAP Adaptive Server infoformer name: Sybase ASE
Specific characteristicsCrateDB is an open source distributed SQL database that spreads data and processing...
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Oracle Database (commonly referred to as Oracle RDBMS or simply as Oracle) is a multi-model...
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Competitive advantagesCrateDB is typically used in operational analytics applications, particularly those...
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Typical application scenariosCrateDB is ideal for integrating and analyzing streams of data--often machine-generated--in...
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Key customersCrateDB customers include McAfee, Qualtrics , Nokia, NBC Golfnow , Digital Domain...
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Market metricsThe CrateDB open source project was started in 2014. CrateDB was the winner of TechCrunch...
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Licensing and pricing modelsCrateDB pricing CrateDB Community Edition is open source and free to use under the...
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Oracle Database Cloud Services Customers can choose from a wide range of database...
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More resources
CouchDB infostands for "Cluster Of Unreliable Commodity Hardware"CrateDBOracleSAP Adaptive Server infoformer name: Sybase ASE
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