DBMS > Amazon DocumentDB vs. IBM Db2 vs. Prometheus

System Properties Comparison Amazon DocumentDB vs. IBM Db2 vs. Prometheus

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Editorial information provided by DB-Engines

Name

Description

Fast, scalable, highly available, and fully managed MongoDB-compatible database service

Common in IBM host environments, 2 different versions for host and Windows/Linux

Open-source TimeSeries DBMS and monitoring system

Primary database model

Document store

Relational DBMS info

Since Version 10.5 support for JSON/BSON documents compatible with MongoDB

Time Series DBMS

Secondary database models

Document store
RDF store info

in DB2 LUW (Linux, Unix, Windows)

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	0.65
Rank	#183	Overall
	#28	Document stores

Score	171.35
Rank	#6	Overall
	#5	Relational DBMS

Score	3.94
Rank	#73	Overall
	#3	Time Series DBMS

Website

aws.amazon.com/documentdb

www.ibm.com/analytics/db2

prometheus.io

Technical documentation

aws.amazon.com/documentdb/resources

www.ibm.com/support/knowledgecenter/SSEPGG

prometheus.io/docs

Developer

IBM

Initial release

2019

1983

host version

2015

Current release

12.1, October 2016

License

Commercial or Open Source

commercial

commercial info

free version is available

Open Source info

Apache 2.0

Cloud-based only info

Only available as a cloud service

yes

DBaaS offerings (sponsored links) info

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

C and C++

Server operating systems

hosted

AIX
HP-UX
Linux
Solaris
Windows
z/OS

Linux
Windows

Data scheme

schema-free

yes

Typing

predefined data types such as float or date

yes

Numeric data only

XML support info

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

Import of XML data possible

Secondary indexes

yes

SQL

Support of SQL

yes

APIs and other access methods

proprietary protocol using JSON (MongoDB compatible)

ADO.NET
JDBC
JSON style queries info

MongoDB compatible
ODBC
XQuery

RESTful HTTP/JSON API

Supported programming languages

Go
Java
JavaScript (Node.js)
PHP
Python

C
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic

.Net
C++
Go
Haskell
Java
JavaScript (Node.js)
Python
Ruby

Server-side scripts info

Stored procedures

yes

Triggers

yes

Partitioning methods info

Methods for storing different data on different nodes

none

Sharding

only with Windows/Unix/Linux Version

Sharding

Replication methods info

Methods for redundantly storing data on multiple nodes

Multi-availability zones for high availability, asynchronous replication for up to 15 read replicas

yes

with separate tools (MQ, InfoSphere)

yes

by Federation

MapReduce

Offers an API for user-defined Map/Reduce methods

may be implemented via Amazon Elastic MapReduce (Amazon EMR)

Consistency concepts info

Methods to ensure consistency in a distributed system

Immediate Consistency

none

Foreign keys info

Referential integrity

typically not used, however similar functionality with DBRef possible

yes

Transaction concepts info

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

Atomic single-document operations

ACID

Concurrency info

Support for concurrent manipulation of data

yes

Durability info

Support for making data persistent

yes

In-memory capabilities info

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

User concepts info

Access control

Access rights for users and roles

fine grained access rights according to SQL-standard

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