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DBMS > Cachelot.io vs. Dragonfly vs. Graphite vs. LevelDB

System Properties Comparison Cachelot.io vs. Dragonfly vs. Graphite vs. LevelDB

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Editorial information provided by DB-Engines
NameCachelot.io  Xexclude from comparisonDragonfly  Xexclude from comparisonGraphite  Xexclude from comparisonLevelDB  Xexclude from comparison
DescriptionIn-memory caching systemA drop-in Redis replacement that scales vertically to support millions of operations per second and terabyte sized workloads, all on a single instanceData logging and graphing tool for time series data infoThe storage layer (fixed size database) is called WhisperEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string values
Primary database modelKey-value storeKey-value storeTime Series DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.04
Rank#388  Overall
#62  Key-value stores
Score0.49
Rank#261  Overall
#38  Key-value stores
Score4.83
Rank#67  Overall
#4  Time Series DBMS
Score2.25
Rank#115  Overall
#19  Key-value stores
Websitecachelot.iogithub.com/­dragonflydb/­dragonfly
www.dragonflydb.io
github.com/­graphite-project/­graphite-webgithub.com/­google/­leveldb
Technical documentationwww.dragonflydb.io/­docsgraphite.readthedocs.iogithub.com/­google/­leveldb/­blob/­main/­doc/­index.md
DeveloperDragonflyDB team and community contributorsChris DavisGoogle
Initial release2015202320062011
Current release1.0, March 20231.23, February 2021
License infoCommercial or Open SourceOpen Source infoSimplified BSD LicenseOpen Source infoBSL 1.1Open Source infoApache 2.0Open Source infoBSD
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++PythonC++
Server operating systemsFreeBSD
Linux
OS X
LinuxLinux
Unix
Illumos
Linux
OS X
Windows
Data schemeschema-freescheme-freeyesschema-free
Typing infopredefined data types such as float or datenostrings, hashes, lists, sets, sorted sets, bit arraysNumeric data onlyno
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 indexesnononono
SQL infoSupport of SQLnononono
APIs and other access methodsMemcached protocolProprietary protocol infoRESP - REdis Serialization ProtocolHTTP API
Sockets
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
OCaml
Perl
PHP
Python
Ruby
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
JavaScript (Node.js)
Python
C++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
Server-side scripts infoStored proceduresnoLuanono
Triggersnopublish/subscribe channels provide some trigger functionalitynono
Partitioning methods infoMethods for storing different data on different nodesnonenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual ConsistencynoneImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoAtomic execution of command blocks and scriptsnono
Concurrency infoSupport for concurrent manipulation of datayesyes, strict serializability by the serveryes infolockingyes
Durability infoSupport for making data persistentnoyesyesyes infowith automatic compression on writes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlnoPassword-based authenticationnono

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More resources
Cachelot.ioDragonflyGraphiteLevelDB
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