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DBMS > ClickHouse vs. QuestDB vs. RocksDB

System Properties Comparison ClickHouse vs. QuestDB vs. RocksDB

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Editorial information provided by DB-Engines
NameClickHouse  Xexclude from comparisonQuestDB  Xexclude from comparisonRocksDB  Xexclude from comparison
DescriptionColumn-oriented Relational DBMS powering YandexA high performance open source SQL database for time series dataEmbeddable persistent key-value store optimized for fast storage (flash and RAM)
Primary database modelRelational DBMSTime Series DBMSKey-value store
Secondary database modelsTime Series DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score13.57
Rank#44  Overall
#28  Relational DBMS
Score1.90
Rank#144  Overall
#12  Time Series DBMS
Score4.48
Rank#88  Overall
#13  Key-value stores
Websiteclickhouse.techquestdb.iorocksdb.org
Technical documentationclickhouse.tech/­docsquestdb.io/­docs/­introductiongithub.com/­facebook/­rocksdb/­wiki
DeveloperClickhouse Inc.QuestDB LimitedFacebook, Inc.
Initial release201620142013
Current releasev22.8.5.29-lts, September 20227.9.2, December 2022
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoApache 2.0Open Source infoBSD
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++JavaC++
Server operating systemsFreeBSD
Linux
macOS
Linux
macOS
Windows
Linux
Data schemeyesyes infoschema-free via InfluxDB Line Protocolschema-free
Typing infopredefined data types such as float or dateyesyesno
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.nonono
Secondary indexesyes, when using the MergeTree enginenono
SQL infoSupport of SQLClose to ANSI SQLSQL-like query languageno
APIs and other access methodsHTTP REST
JDBC
ODBC
Proprietary protocol
HTTP REST
InfluxDB Line Protocol (TCP/UDP)
JDBC
C++ API
Java API
Supported programming languagesC# info3rd party library
C++
Elixir info3rd party library
Go info3rd party library
Java info3rd party library
JavaScript (Node.js) info3rd party library
Kotlin info3rd party library
Nim info3rd party library
Perl info3rd party library
PHP info3rd party library
Python info3rd party library
R info3rd party library
Ruby info3rd party library
Scala info3rd party library
C infoPostgreSQL driver
C++
Go
Java
JavaScript (Node.js)
Python
Rust infoover HTTP
C
C++
Go
Java
Perl
Python
Ruby
Server-side scripts infoStored proceduresnonono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning (by timestamps)none
Replication methods infoMethods for redundantly storing data on multiple nodesConfigurable consistency for N replicasnone
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 integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID for single-table writesyes
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infothrough memory mapped filesyes
User concepts infoAccess controlAccess rights for users and rolesno
More information provided by the system vendor
ClickHouseQuestDBRocksDB
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.

Related products and services
3rd partiesSpeedb: A high performance RocksDB-compliant key-value store optimized for write-intensive workloads.
» more

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

More resources
ClickHouseQuestDBRocksDB
Recent citations in the news

2023’s first mega tech deal is in — and a sign of things to come in the database world
4 January 2023, The Stack

Aiven launches managed ClickHouse database as a service
13 December 2022, TechTarget

ClickHouse Launches Cloud Offering For World's Fastest OLAP ...
6 December 2022, businesswire.com

Aiven improves access to open source data technologies with new ClickHouse offering
14 September 2022, VentureBeat

Rockset Announces Another Year of Exponential Growth
20 January 2023, Datanami

provided by Google News

Aquis Exchange goes live with QuestDB for real time monitoring
2 November 2022, FinanceFeeds

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
2 July 2020, TechCrunch

Read the Pitch Deck Database Startup QuestDB Used to Raise $12 ...
11 November 2021, Business Insider

InfluxDB Cloud overhauls time series database engine
26 October 2022, TechTarget

provided by Google News

Kicking Up AI, Data Analytics, And Networking A Notch Or Two
25 January 2023, The Next Platform

Pliops Unveils Accelerated Key-Value Store That Boosts RocksDB ...
18 October 2022, GlobeNewswire

Meta’s Velox Means Database Performance Is Not Subject To Interpretation
31 August 2022, The Next Platform

Did Rockset Just Solve Real-Time Analytics?
25 August 2021, Datanami

Swim Maintains a Steady State Amid Fast-Moving Data
8 August 2022, Datanami

provided by Google News

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