DBMS > QuestDB vs. SiriDB

System Properties Comparison QuestDB vs. SiriDB

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Editorial information provided by DB-Engines

Name

Description

A high performance open source SQL database for time series data

Open Source Time Series DBMS

Primary database model

Time Series DBMS

Secondary database models

Relational DBMS

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Score	3.12
Rank	#81	Overall
	#6	Time Series DBMS

Score	0.00
Rank	#382	Overall
	#41	Time Series DBMS

Website

questdb.io

siridb.com

Technical documentation

questdb.io/docs

docs.siridb.com

Developer

QuestDB Technology Inc

Cesbit

Initial release

2014

2017

License

Commercial or Open Source

Open Source

Apache 2.0

Open Source

MIT License

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

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Implementation language

Java (Zero-GC), C++, Rust

Server operating systems

Linux
macOS
Windows

Linux

Data scheme

yes

schema-free via InfluxDB Line Protocol

yes

Typing

predefined data types such as float or date

yes

Numeric data

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 with time-series extensions

APIs and other access methods

HTTP REST
InfluxDB Line Protocol (TCP/UDP)
JDBC
PostgreSQL wire protocol

HTTP API

Supported programming languages

PostgreSQL driver
C++
Go
Java
JavaScript (Node.js)
Python
Rust

over HTTP

C
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R

Server-side scripts

Stored procedures

Triggers

Partitioning methods

Methods for storing different data on different nodes

horizontal partitioning (by timestamps)

Sharding

Replication methods

Methods for redundantly storing data on multiple nodes

Source-replica replication with eventual consistency

yes

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 for single-table writes

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.

yes

through memory mapped files

yes

User concepts

Access control

simple rights management via user accounts

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More resources

Recent citations in the news

QuestDB is a strong choice for time series in 2025
18 April 2025, Amazon Web Services

High Performance Time - Series Database Design with QuestDB
9 January 2025, infoq.com

One Trading Chooses QuestDB’s Time-Series Database for Its Low-Latency Trading Platform
10 April 2025, TradingView

Competent time-series database with great community
17 April 2025, Amazon Web Services

Making a trading Gameboy: A pocket exchange and algo trading platform @QuestDb
12 November 2024, Adafruit Industries – Makers, hackers, artists, designers and engineers!

provided by Google News

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