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DBMS > CockroachDB vs. EventStoreDB vs. Oracle vs. SAP HANA

System Properties Comparison CockroachDB vs. EventStoreDB vs. Oracle vs. SAP HANA

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Editorial information provided by DB-Engines
NameCockroachDB  Xexclude from comparisonEventStoreDB  Xexclude from comparisonOracle  Xexclude from comparisonSAP HANA  Xexclude from comparison
DescriptionCockroachDB is a distributed database architected for modern cloud applications. It is wire compatible with PostgreSQL and backed by a Key-Value Store, which is either RocksDB or a purpose-built derivative, called Pebble.Industrial-strength, open-source database solution built from the ground up for event sourcing.Widely used RDBMSIn-memory, column based data store. Available as appliance or cloud service
Primary database modelRelational DBMSEvent StoreRelational DBMSRelational DBMS
Secondary database modelsDocument store
Graph DBMS infowith Oracle Spatial and Graph
RDF store infowith Oracle Spatial and Graph
Spatial DBMS infowith Oracle Spatial and Graph
Document store
Graph DBMS infowith SAP Hana, Enterprise Edition
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score6.63
Rank#60  Overall
#32  Relational DBMS
Score0.93
Rank#179  Overall
#1  Event Stores
Score1270.35
Rank#1  Overall
#1  Relational DBMS
Score55.28
Rank#20  Overall
#13  Relational DBMS
Websitewww.cockroachlabs.comwww.eventstore.comwww.oracle.com/­databasewww.sap.com/­products/­hana.html
Technical documentationwww.cockroachlabs.com/­docsdevelopers.eventstore.comdocs.oracle.com/­en/­databasehelp.sap.com/­hana
DeveloperCockroach LabsEvent Store LimitedOracleSAP
Initial release2015201219802010
Current release21.1.2, June 202121.2, February 202119c, February 20192.0 SPS05 (June 26, 2020), June 2020
License infoCommercial or Open SourceOpen Source infoApache 2.0, commercial license availableOpen Sourcecommercial inforestricted free version is availablecommercial
Cloud-based only infoOnly available as a cloud servicenononono infoalso available as a cloud based service
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
CockroachCloud: Get your applications to market faster with a fully managed CockroachDB instance. Leave the daily maintenance, security, and operations of your database to us, and spend more time building apps and running your business.Event Store Cloud allows you to deploy a managed EventStoreDB cluster in AWS, GCP and Azure (coming soon).
Implementation languageGoC and C++
Server operating systemsLinux
macOS
Windows
Linux
Windows
AIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS
Appliance or cloud-service
Data schemedynamic schemayes infoSchemaless in JSON and XML columnsyes
Typing infopredefined data types such as float or dateyesyesyes
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.noyesno
Secondary indexesyesyesyes
SQL infoSupport of SQLyes, wire compatible with PostgreSQLyes infowith proprietary extensionsyes
APIs and other access methodsJDBCJDBC
ODBC
ODP.NET
Oracle Call Interface (OCI)
JDBC
ODBC
Supported programming languagesC#
C++
Clojure
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Rust
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
Server-side scripts infoStored proceduresnoPL/SQL infoalso stored procedures in Java possibleSQLScript, R
Triggersnoyesyes
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning (by key range) infoall tables are translated to an ordered KV store and then broken down into 64MB ranges, which are then used as replicas in RAFTSharding, horizontal partitioningyes
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication using RAFTMulti-source replication
Source-replica replication
yes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono infocan be realized in PL/SQLno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infoisolation level can be parameterizedACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infoVersion 12c introduced the new option 'Oracle Database In-Memory'yes
User concepts infoAccess controlRole-based access controlfine grained access rights according to SQL-standardyes
More information provided by the system vendor
CockroachDBEventStoreDBOracleSAP HANA
Specific characteristicsCockroachDB is a cloud-native, distributed SQL database architected for modern applications....
» more
Guaranteed writes Great performance that scales Immutable data store High availability...
» more
Competitive advantages- EFFORTLESS SCALE: Scale your applications, not operational complexity. CockroachDB...
» more
EventStoreDB's core database server is used in production systems worldwide. The...
» more
Typical application scenariosSystem of record (financial ledger, inventory management, transaction record), identity...
» more
Event-sourced systems Event-driven architecture
» more
Key customersComcast, eBay, DoorDash, Mythical Games, Norfolk Southern, LUSH, Bose, Shipt, MyDoc,...
» more
EventStoreDB is used by companies across a whole range of industries. Here are just...
» more
Market metrics6.5K+ long-running clusters 1.5K+ CockroachDB Enterprise clusters 6.5K+ CockroachCloud...
» more
Licensing and pricing models- Apache 2.0 for core features released up to and including the 19.1 release - Time-limited...
» more
Available as open-source software and licensed under the 3-clause BSD license ( https://github.com/EventStore/EventStore/blob/master/LICENSE.md...
» more

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More resources
CockroachDBEventStoreDBOracleSAP HANA
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