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DBMS > atoti vs. Immudb vs. openGemini vs. ToroDB

System Properties Comparison atoti vs. Immudb vs. openGemini vs. ToroDB

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Editorial information provided by DB-Engines
Nameatoti  Xexclude from comparisonImmudb  Xexclude from comparisonopenGemini  Xexclude from comparisonToroDB  Xexclude from comparison
ToroDB seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
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 open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityA MongoDB-compatible JSON document store, built on top of PostgreSQL
Primary database modelObject oriented DBMSKey-value storeTime Series DBMSDocument 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
Score0.01
Rank#375  Overall
#39  Time Series DBMS
Websiteatoti.iogithub.com/­codenotary/­immudb
immudb.io
www.opengemini.org
github.com/­openGemini
github.com/­torodb/­server
Technical documentationdocs.atoti.iodocs.immudb.iodocs.opengemini.org/­guide
DeveloperActiveViamCodenotaryHuawei and openGemini community8Kdata
Initial release202020222016
Current release1.2.3, April 20221.1, July 2023
License infoCommercial or Open Sourcecommercial infofree versions availableOpen Source infoApache Version 2.0Open Source infoApache Version 2.0Open Source infoAGPL-V3
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 languageJavaGoGoJava
Server operating systemsBSD
Linux
macOS
Solaris
Windows
z/OS
Linux
Windows
All OS with a Java 7 VM
Data schemeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateInteger, Float, Boolean, Stringyes infostring, integer, double, boolean, date, object_id
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 indexesyesyes
SQL infoSupport of SQLMultidimensional Expressions (MDX)SQL-like syntaxSQL-like query language
APIs and other access methodsgRPC protocol
PostgreSQL wire protocol
HTTP REST
Supported programming languages.Net
Go
Java
JavaScript (Node.js)
Python
C
C++
Go
Java
JavaScript (Node.js)
Python
Rust
Server-side scripts infoStored proceduresPythonnono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesSharding, horizontal partitioningShardingShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnono
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyesyes
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.yesnoyes
User concepts infoAccess controlAdministrators and common users accountsAccess rights for users and roles

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More resources
atotiImmudbopenGeminiToroDB
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