DBMS > Dragonfly vs. DuckDB vs. RisingWave

System Properties Comparison Dragonfly vs. DuckDB vs. RisingWave

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Editorial information provided by DB-Engines

Name

Description

A drop-in Redis replacement that scales vertically to support millions of operations per second and terabyte sized workloads, all on a single instance

An embeddable, in-process, column-oriented SQL OLAP RDBMS

A distributed RDBMS for stream processing, wire-compatible with PostgreSQL

Primary database model

Key-value store

Relational DBMS

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

Score	0.53
Rank	#244	Overall
	#35	Key-value stores

Score	7.44
Rank	#44	Overall
	#27	Relational DBMS

Score	0.75
Rank	#214	Overall
	#101	Relational DBMS

Website

github.com/dragonflydb/dragonfly
www.dragonflydb.io

duckdb.org

www.risingwave.com/database

Technical documentation

www.dragonflydb.io/docs

duckdb.org/docs

docs.risingwave.com/docs/current/intro

Developer

DragonflyDB team and community contributors

RisingWave Labs

Initial release

2023

2018

2022

Current release

1.0, March 2023

1.0.0, June 2024

1.2, September 2023

License

Commercial or Open Source

Open Source

BSL 1.1

Open Source

MIT License

Open Source

Apache Version 2.0

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

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

Implementation language

C++

Rust

Server operating systems

Linux

server-less

Docker
Linux
macOS

Data scheme

scheme-free

yes

Typing

predefined data types such as float or date

strings, hashes, lists, sets, sorted sets, bit arrays

yes

Standard SQL-types and JSON

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

yes

APIs and other access methods

Proprietary protocol

RESP - REdis Serialization Protocol

Arrow Database Connectivity (ADBC)
CLI Client
JDBC
ODBC

JDBC
PostgreSQL wire protocol

Supported programming languages

C
C#
C++
Clojure
D
Dart
Elixir
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
Objective-C
Perl
PHP
Python
R
Ruby
Rust
Scala
Swift
Tcl

C
C#

3rd party driver
C++
Crystal

3rd party driver
Go

3rd party driver
Java
Lisp

3rd party driver
Python
R
Ruby

3rd party driver
Rust
Swift
Zig

3rd party driver

Go
Java
JavaScript (Node.js)
Python

Server-side scripts

Stored procedures

Lua

UDFs in Python or Java

Triggers

publish/subscribe channels provide some trigger functionality

Partitioning methods

Methods for storing different data on different nodes

none

Replication methods

Methods for redundantly storing data on multiple nodes

Source-replica replication

none

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

Atomic execution of command blocks and scripts

ACID

Concurrency

Support for concurrent manipulation of data

yes, strict serializability by the server

yes, multi-version concurrency control (MVCC)

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.

yes

User concepts

Access control

Password-based authentication

Users and Roles

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More resources

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Recent citations in the news

DragonflyDB Announces $21m in New Funding and General Availability
21 March 2023, Business Wire

DragonflyDB reels in $21M for its speedy in-memory database
21 March 2023, SiliconANGLE

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12 April 2023, Database Trends and Applications

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29 March 2023, Phoronix

New Kubernetes Operator for Dragonfly In-Memory Datastore Now Available for Simplified Operations and Increased Performance
18 April 2023, Business Wire

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Hands-On Exploratory Data Analysis with DuckDB
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23 April 2025, Hackaday

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18 March 2025, Amazon Web Services (AWS)

DuckDB project releases Local web UI, but not as open source
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1 May 2025, KDnuggets

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17 May 2024, infoq.com

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11 April 2025, Global Ag Tech Initiative

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18 October 2022, TechCrunch

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5 June 2024, Penn LDI

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