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DBMS > atoti vs. Immudb vs. KeyDB

System Properties Comparison atoti vs. Immudb vs. KeyDB

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Editorial information provided by DB-Engines
Nameatoti  Xexclude from comparisonImmudb  Xexclude from comparisonKeyDB  Xexclude from comparison
DescriptionAn in-memory DBMS combining transactional and analytical processing to handle the aggregation of ever-changing data.An open source immutable (append-only) database with cryptographic verification which makes it tamper-resistant and fully auditable.An ultra-fast, open source Key-value store fully compatible with Redis API, modules, and protocols
Primary database modelObject oriented DBMSKey-value storeKey-value store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.56
Rank#245  Overall
#10  Object oriented DBMS
Score0.24
Rank#305  Overall
#43  Key-value stores
Score0.71
Rank#226  Overall
#33  Key-value stores
Websiteatoti.iogithub.com/­codenotary/­immudb
immudb.io
github.com/­Snapchat/­KeyDB
keydb.dev
Technical documentationdocs.atoti.iodocs.immudb.iodocs.keydb.dev
DeveloperActiveViamCodenotaryEQ Alpha Technology Ltd.
Initial release20202019
Current release1.2.3, April 2022
License infoCommercial or Open Sourcecommercial infofree versions availableOpen Source infoApache Version 2.0Open Source infoBSD-3
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 languageJavaGoC++
Server operating systemsBSD
Linux
macOS
Solaris
Windows
z/OS
Linux
Data schemeschema-freeschema-free
Typing infopredefined data types such as float or datepartial infoSupported data types are strings, hashes, lists, sets and sorted sets, bit arrays, hyperloglogs and geospatial indexes
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.nono
Secondary indexesyesyes infoby using the Redis Search module
SQL infoSupport of SQLMultidimensional Expressions (MDX)SQL-like syntaxno
APIs and other access methodsgRPC protocol
PostgreSQL wire protocol
Proprietary protocol infoRESP - REdis Serialization Protoco
Supported programming languages.Net
Go
Java
JavaScript (Node.js)
Python
C
C#
C++
Clojure
Crystal
D
Dart
Elixir
Erlang
Fancy
Go
Haskell
Haxe
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Objective-C
OCaml
Pascal
Perl
PHP
Prolog
Pure Data
Python
R
Rebol
Ruby
Rust
Scala
Scheme
Smalltalk
Swift
Tcl
Visual Basic
Server-side scripts infoStored proceduresPythonnoLua
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesSharding, horizontal partitioningShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Strong eventual consistency with CRDTs
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDOptimistic locking, atomic execution of commands blocks and scripts
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyesyes infoConfigurable mechanisms for persistency via snapshots and/or operations logs
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes
User concepts infoAccess controlsimple password-based access control and ACL

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More resources
atotiImmudbKeyDB
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