DBMS > EventStoreDB vs. Oracle Coherence

System Properties Comparison EventStoreDB vs. Oracle Coherence

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Editorial information provided by DB-Engines

Name

Description

Industrial-strength, open-source database solution built from the ground up for event sourcing.

Oracles in-memory data grid solution

Primary database model

Event Store

Key-value store

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Trend Chart

Score	1.10
Rank	#179	Overall
	#1	Event Stores

Score	1.92
Rank	#130	Overall
	#22	Key-value stores

Website

www.eventstore.com

www.oracle.com/java/coherence

Technical documentation

developers.eventstore.com

docs.oracle.com/en/middleware/standalone/coherence

Developer

Event Store Limited

Oracle

Initial release

2012

2007

Current release

21.2, February 2021

14.1, August 2023

License

Commercial or Open Source

Open Source

commercial

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

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Implementation language

Java

Server operating systems

Linux
Windows

All OS with a Java VM

Data scheme

schema-free

Typing

predefined data types such as float or date

yes

XML support

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

Secondary indexes

SQL

Support of SQL

APIs and other access methods

JCache
JPA
RESTful HTTP API

Supported programming languages

.Net
C++
Java

Server-side scripts

Stored procedures

Triggers

yes

Live Events

Partitioning methods

Methods for storing different data on different nodes

Sharding

Replication methods

Methods for redundantly storing data on multiple nodes

yes, with selectable consistency level

MapReduce

Offers an API for user-defined Map/Reduce methods

Consistency concepts

Methods to ensure consistency in a distributed system

Eventual Consistency
Immediate Consistency

Foreign keys

Referential integrity

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

configurable

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

optionally

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

yes

User concepts

Access control

authentification to access the cache via certificates or http basic authentication

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More resources

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