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DBMS > QuestDB vs. RDF4J vs. Snowflake

System Properties Comparison QuestDB vs. RDF4J vs. Snowflake

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Editorial information provided by DB-Engines
NameQuestDB  Xexclude from comparisonRDF4J infoformerly known as Sesame  Xexclude from comparisonSnowflake  Xexclude from comparison
DescriptionA high performance open source SQL database for time series dataRDF4J is a Java framework for processing RDF data, supporting both memory-based and a disk-based storage.Cloud-based data warehousing service for structured and semi-structured data
Primary database modelTime Series DBMSRDF storeRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.95
Rank#147  Overall
#12  Time Series DBMS
Score1.26
Rank#194  Overall
#8  RDF stores
Score115.65
Rank#12  Overall
#8  Relational DBMS
Websitequestdb.iordf4j.orgwww.snowflake.com
Technical documentationquestdb.io/­docs/­introductionrdf4j.org/­documentationdocs.snowflake.net/­manuals/­index.html
DeveloperQuestDB LimitedSince 2016 officially forked into an Eclipse project, former developer was Aduna Software.Snowflake Computing Inc.
Initial release201420042014
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoEclipse Distribution License (EDL), v1.0.commercial
Cloud-based only infoOnly available as a cloud servicenonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaJava
Server operating systemsLinux
macOS
Windows
Linux
OS X
Unix
Windows
hosted
Data schemeyes infoschema-free via InfluxDB Line Protocolyes infoRDF Schemasyes infosupport of semi-structured data formats (JSON, XML, Avro)
Typing infopredefined data types such as float or dateyesyesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.noyes
Secondary indexesnoyes
SQL infoSupport of SQLSQL-like query languagenoyes
APIs and other access methodsHTTP REST
InfluxDB Line Protocol (TCP/UDP)
JDBC
Java API
RIO infoRDF Input/Output
Sail API
SeRQL infoSesame RDF Query Language
Sesame REST HTTP Protocol
SPARQL
CLI Client
JDBC
ODBC
Supported programming languagesC infoPostgreSQL driver
C++
Go
Java
JavaScript (Node.js)
Python
Rust infoover HTTP
Java
PHP
Python
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnoyesuser defined functions
Triggersnoyesno infosimilar concept for controling cloud resources
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning (by timestamps)noneyes
Replication methods infoMethods for redundantly storing data on multiple nodesConfigurable consistency for N replicasnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID for single-table writesACID infoIsolation support depends on the API usedACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infoin-memory storage is supported as wellyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infothrough memory mapped filesno
User concepts infoAccess controlnoUsers with fine-grained authorization concept, user roles and pluggable authentication
More information provided by the system vendor
QuestDBRDF4J infoformerly known as SesameSnowflake
Specific characteristicsRelational model with native time series support Column based storage and time partitioned...
» more
Competitive advantagesReal-time data ingestion and istant SQL queries for time series High performance...
» more
Typical application scenariosApplication metrics Financial market data and algo trading DevOps monitoring Real-time...
» more
Licensing and pricing modelsApache 2.0.
» more
News

SQL Performance Tuning: Introducing EXPLAIN
26 January 2023

Three SQL Keywords for Finding Missing Data
24 January 2023

QuestDB 6.7 Release
23 January 2023

Using QuestDB to collect infrastructure metrics
19 January 2023

What Is Time-Series Data?
17 January 2023

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
QuestDBRDF4J infoformerly known as SesameSnowflake
DB-Engines blog posts

Snowflake is the DBMS of the Year 2022, defending the title from last year
3 January 2023, Matthias Gelbmann, Paul Andlinger

Snowflake is the DBMS of the Year 2021
3 January 2022, Paul Andlinger, Matthias Gelbmann

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Recent citations in the news

QuestDB Selected by Aquis Exchange to Power Its Financial ...
1 November 2022, GlobeNewswire

QuestDB snares $12M Series A with hosted version coming soon
3 November 2021, TechCrunch

QuestDB nabs $2.3M seed to build open source time series database
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Snowflake acquires SnowConvert to accelerate database migrations to data cloud
19 January 2023, VentureBeat

Snowflake Acquisition Expands Legacy Data Conversion Offerings
20 January 2023, CRN

Snowflake acquires Mobilize.net tools to aid cloud migration
20 January 2023, TechTarget

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24 January 2023, PR Newswire

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23 January 2023, eWeek

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