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DBMS > EventStoreDB vs. GBase vs. Immudb vs. Microsoft Azure Cosmos DB

System Properties Comparison EventStoreDB vs. GBase vs. Immudb vs. Microsoft Azure Cosmos DB

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Editorial information provided by DB-Engines
NameEventStoreDB  Xexclude from comparisonGBase  Xexclude from comparisonImmudb  Xexclude from comparisonMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB  Xexclude from comparison
DescriptionIndustrial-strength, open-source database solution built from the ground up for event sourcing.Widely used RDBMS in China, including analytical, transactional, distributed transactional, and cloud-native data warehousing.An open source immutable (append-only) database with cryptographic verification which makes it tamper-resistant and fully auditable.Globally distributed, horizontally scalable, multi-model database service
Primary database modelEvent StoreRelational DBMSKey-value storeDocument store
Graph DBMS
Key-value store
Wide column store
Secondary database modelsRelational DBMSSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.07
Rank#181  Overall
#1  Event Stores
Score1.11
Rank#173  Overall
#78  Relational DBMS
Score0.24
Rank#295  Overall
#42  Key-value stores
Score24.97
Rank#27  Overall
#4  Document stores
#2  Graph DBMS
#3  Key-value stores
#3  Wide column stores
Websitewww.eventstore.comwww.gbase.cngithub.com/­codenotary/­immudb
immudb.io
azure.microsoft.com/­services/­cosmos-db
Technical documentationdevelopers.eventstore.comdocs.immudb.iolearn.microsoft.com/­azure/­cosmos-db
DeveloperEvent Store LimitedGeneral Data Technology Co., Ltd.CodenotaryMicrosoft
Initial release2012200420202014
Current release21.2, February 2021GBase 8a, GBase 8s, GBase 8c1.2.3, April 2022
License infoCommercial or Open SourceOpen SourcecommercialOpen Source infoApache Version 2.0commercial
Cloud-based only infoOnly available as a cloud servicenononoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC, Java, PythonGo
Server operating systemsLinux
Windows
LinuxBSD
Linux
macOS
Solaris
Windows
z/OS
hosted
Data schemeyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyes infoJSON types
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.yesno
Secondary indexesyesyesyes infoAll properties auto-indexed by default
SQL infoSupport of SQLStandard with numerous extensionsSQL-like syntaxSQL-like query language
APIs and other access methodsADO.NET
C API
JDBC
ODBC
gRPC protocol
PostgreSQL wire protocol
DocumentDB API
Graph API (Gremlin)
MongoDB API
RESTful HTTP API
Table API
Supported programming languagesC#.Net
Go
Java
JavaScript (Node.js)
Python
.Net
C#
Java
JavaScript
JavaScript (Node.js)
MongoDB client drivers written for various programming languages
Python
Server-side scripts infoStored proceduresuser defined functionsnoJavaScript
TriggersyesnoJavaScript
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning (by range, list and hash) and vertical partitioningShardingSharding infoImplicit feature of the cloud service
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes infoImplicit feature of the cloud service
MapReduce infoOffers an API for user-defined Map/Reduce methodsnowith Hadoop integration infoIntegration with Hadoop/HDInsight on Azure*
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyBounded Staleness
Consistent Prefix
Eventual Consistency
Immediate Consistency infoConsistency level configurable on request level
Session Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDMulti-item ACID transactions with snapshot isolation within a partition
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.no
User concepts infoAccess controlyesAccess rights can be defined down to the item level

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More resources
EventStoreDBGBaseImmudbMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB
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