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DBMS > CockroachDB vs. FatDB vs. InfluxDB vs. LMDB vs. OpenMLDB

System Properties Comparison CockroachDB vs. FatDB vs. InfluxDB vs. LMDB vs. OpenMLDB

Editorial information provided by DB-Engines
NameCockroachDB  Xexclude from comparisonFatDB  Xexclude from comparisonInfluxDB  Xexclude from comparisonLMDB  Xexclude from comparisonOpenMLDB  Xexclude from comparison
FatDB/FatCloud has ceased operations as a company with February 2014. FatDB is discontinued and excluded from the ranking.
DescriptionCockroachDB is a distributed database architected for modern cloud applications. It is wire compatible with PostgreSQL and backed by a Key-Value Store, which is either RocksDB or a purpose-built derivative, called Pebble.A .NET NoSQL DBMS that can integrate with and extend SQL Server.DBMS for storing time series, events and metricsA high performant, light-weight, embedded key-value database libraryAn open-source machine learning database that provides a feature platform for training and inference
Primary database modelRelational DBMSDocument store
Key-value store
Time Series DBMSKey-value storeTime Series DBMS
Secondary database modelsSpatial DBMS infowith GEO packageRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score5.73
Rank#58  Overall
#34  Relational DBMS
Score24.39
Rank#28  Overall
#1  Time Series DBMS
Score2.09
Rank#121  Overall
#20  Key-value stores
Score0.10
Rank#359  Overall
#36  Time Series DBMS
Websitewww.cockroachlabs.comwww.influxdata.com/­products/­influxdb-overviewwww.symas.com/­symas-embedded-database-lmdbopenmldb.ai
Technical documentationwww.cockroachlabs.com/­docsdocs.influxdata.com/­influxdbwww.lmdb.tech/­docopenmldb.ai/­docs/­zh/­main
DeveloperCockroach LabsFatCloudSymas4 Paradigm Inc.
Initial release20152012201320112020
Current release24.1.0, May 20242.7.6, April 20240.9.32, January 20242024-2 February 2024
License infoCommercial or Open SourceOpen Source infoApache 2.0, commercial license availablecommercialOpen Source infoMIT-License; commercial enterprise version availableOpen SourceOpen Source
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoC#GoCC++, Java, Scala
Server operating systemsLinux
macOS
Windows
WindowsLinux
OS X infothrough Homebrew
Linux
Unix
Windows
Linux
Data schemedynamic schemaschema-freeschema-freeschema-freeFixed schema
Typing infopredefined data types such as float or dateyesyesNumeric data and Stringsyes
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.nononono
Secondary indexesyesyesnonoyes
SQL infoSupport of SQLyes, wire compatible with PostgreSQLno infoVia inetgration in SQL ServerSQL-like query languagenoyes
APIs and other access methodsJDBC.NET Client API
LINQ
RESTful HTTP API
RPC
Windows WCF Bindings
HTTP API
JSON over UDP
JDBC
SQLAlchemy
Supported programming languagesC#
C++
Clojure
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Rust
C#.Net
Clojure
Erlang
Go
Haskell
Java
JavaScript
JavaScript (Node.js)
Lisp
Perl
PHP
Python
R
Ruby
Rust
Scala
.Net
C
C++
Clojure
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Nim
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Rust
Swift
Tcl
C++
Go
Java
Python
Scala
Server-side scripts infoStored proceduresnoyes infovia applicationsnonono
Triggersnoyes infovia applicationsnonono
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning (by key range) infoall tables are translated to an ordered KV store and then broken down into 64MB ranges, which are then used as replicas in RAFTShardingSharding infoin enterprise version onlynonehorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication using RAFTselectable replication factorselectable replication factor infoin enterprise version onlynoneSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnonoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infoDepending on used storage engineyesyes
User concepts infoAccess controlRole-based access controlno infoCan implement custom security layer via applicationssimple rights management via user accountsnofine grained access rights according to SQL-standard
More information provided by the system vendor
CockroachDBFatDBInfluxDBLMDBOpenMLDB
Specific characteristicsInfluxData is the creator of InfluxDB , the open source time series database. It...
» more
Competitive advantagesTime to Value InfluxDB is available in all the popular languages and frameworks,...
» more
Typical application scenariosIoT & Sensor Monitoring Developers are witnessing the instrumentation of every available...
» more
Key customersInfluxData has more than 1,900 paying customers, including customers include MuleSoft,...
» more
Market metricsFastest-growing database to drive 27,500 GitHub stars Over 750,000 daily active instances
» more
Licensing and pricing modelsOpen source core with closed source clustering available either on-premise or on...
» more
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