DBMS > Immudb vs. STSdb

System Properties Comparison Immudb vs. STSdb

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Editorial information provided by DB-Engines

Name

Description

An open source immutable (append-only) database with cryptographic verification which makes it tamper-resistant and fully auditable.

Key-Value Store with special method for indexing

optimized for high performance using a special indexing method

Primary database model

Key-value store

Secondary database models

Relational DBMS

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

Score	0.25
Rank	#292	Overall
	#42	Key-value stores

Score	0.03
Rank	#361	Overall
	#55	Key-value stores

Website

github.com/codenotary/immudb
immudb.io

github.com/STSSoft/STSdb4

Technical documentation

docs.immudb.io

Developer

Codenotary

STS Soft SC

Initial release

2020

2011

Current release

1.2.3, April 2022

4.0.8, September 2015

License

Commercial or Open Source

Open Source

Apache Version 2.0

Open Source

GPLv2, commercial license available

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

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Implementation language

Server operating systems

BSD
Linux
macOS
Solaris
Windows
z/OS

Windows

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

SQL-like syntax

APIs and other access methods

gRPC protocol
PostgreSQL wire protocol

.NET Client API

Supported programming languages

.Net
Go
Java
JavaScript (Node.js)
Python

C#
Java

Server-side scripts

Stored procedures

Triggers

Partitioning methods

Methods for storing different data on different nodes

Sharding

none

Replication methods

Methods for redundantly storing data on multiple nodes

none

MapReduce

Offers an API for user-defined Map/Reduce methods

Consistency concepts

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys

Referential integrity

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

In-memory capabilities

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

User concepts

Access control

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More resources

Recent citations in the news

immudb Gains Market Momentum as the Leading Immutable Database for Secure and Tamper-Proof Data Storage
11 March 2025, Business Wire

A Step by Step Guide to immudb — the open source immutable database
18 May 2020, HackerNoon

Immudb: Open-source database, built on a zero trust model
17 December 2021, Help Net Security

Codenotary brings its immutable database to the cloud
21 June 2023, TechCrunch

The Alpha and Omega of software supply chain security
4 February 2022, ZDNET

provided by Google News

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