DBMS > Amazon Neptune vs. Realm vs. STSdb vs. VictoriaMetrics

System Properties Comparison Amazon Neptune vs. Realm vs. STSdb vs. VictoriaMetrics

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Editorial information provided by DB-Engines

Name

Description

Fast, reliable graph database built for the cloud

A DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core Data

Key-Value Store with special method for indexing

optimized for high performance using a special indexing method

A fast, cost-effective and scalable Time Series DBMS and monitoring solution

Primary database model

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

Score	2.87
Rank	#105	Overall
	#6	Graph DBMS
	#4	RDF stores

Score	9.92
Rank	#49	Overall
	#8	Document stores

Score	0.00
Rank	#356	Overall
	#57	Key-value stores

Score	0.54
Rank	#229	Overall
	#17	Time Series DBMS

Website

aws.amazon.com/neptune

realm.io

github.com/STSSoft/STSdb4

victoriametrics.com

Technical documentation

aws.amazon.com/neptune/developer-resources

realm.io/docs

docs.victoriametrics.com
github.com/VictoriaMetrics/VictoriaMetrics/wiki

Developer

Amazon

Realm, acquired by MongoDB in May 2019

STS Soft SC

VictoriaMetrics

Initial release

2017

2014

2011

2018

Current release

4.0.8, September 2015

v1.77, May 2022

License

Commercial or Open Source

commercial

Open Source

GPLv2, commercial license available

Open Source

Apache Version 2.0

Cloud-based only

Only available as a cloud service

yes

DBaaS offerings (sponsored links)

Database as a Service

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

Implementation language

Server operating systems

hosted

Android
Backend: server-less
iOS
Windows

Windows

FreeBSD
Linux
macOS
OpenBSD

Data scheme

schema-free

yes

Typing

predefined data types such as float or date

yes

primitive types and user defined types (classes)

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

yes

SQL

Support of SQL

APIs and other access methods

RDF 1.1 / SPARQL 1.1
TinkerPop Gremlin 3.3

.NET Client API

Graphite protocol
InfluxDB Line Protocol
OpenTSDB
Prometheus Query API
Prometheus Remote Read/Write

Supported programming languages

C#
Go
Java
JavaScript
PHP
Python
Ruby
Scala

.Net
Java

with Android only
Objective-C
React Native
Swift

C#
Java

Server-side scripts

Stored procedures

runs within the applications so server-side scripts are unnecessary

Triggers

yes

Change Listeners

Partitioning methods

Methods for storing different data on different nodes

none

Replication methods

Methods for redundantly storing data on multiple nodes

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

none

Synchronous replication

MapReduce

Offers an API for user-defined Map/Reduce methods

Consistency concepts

Methods to ensure consistency in a distributed system

Immediate Consistency

Eventual Consistency

Foreign keys

Referential integrity

yes

Relationships in graphs

Transaction concepts

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

ACID

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

with encyption-at-rest

yes

In-memory capabilities

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

yes

In-Memory realm

User concepts

Access control

Access rights for users and roles can be defined via the AWS Identity and Access Management (IAM)

yes

More information provided by the system vendor

Specific characteristics

Now a part of MongoDB Data Platform , Realm Database is the fast, easy to use, and...
» more

High performance, horizontally scalable time series database and monitoring solution...
» more

Competitive advantages

Realm ensures offline-first functionality, meaning apps run smoothly and deliver...
» more

Specifically designed for highly loaded workloads Addresses most of the scalability...
» more

Typical application scenarios

Mobile Consumer Apps First-Line Worker Apps
» more

When the current monitoring solution can't keep up with increasing workload Kubernetes...
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Key customers

Cathay Pacific Royal Carribbean Cruise Lines Open Source Database powers apps built...
» more

Grammarly, Wix.com, adidas, Sensedia, Brandwatch, CERN, COLOPL, Razorpay See our...
» more

Market metrics

Used by 100,000+ developers 2 bn installs Currently used in 40k+ applications in...
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6k stars and 100+ contributors on GitHub 45M+ downloads Thousands of active users...
» more

Licensing and pricing models

Realm database is licensed under the Apache License v2.0.
» more

VictoriaMetrics comes in three versions: an open source version, an Enterprise version...
» more

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