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DBMS > EJDB vs. Machbase Neo vs. SpaceTime vs. Yaacomo vs. YottaDB

System Properties Comparison EJDB vs. Machbase Neo vs. SpaceTime vs. Yaacomo vs. YottaDB

Editorial information provided by DB-Engines
NameEJDB  Xexclude from comparisonMachbase Neo infoFormer name was Infiniflux  Xexclude from comparisonSpaceTime  Xexclude from comparisonYaacomo  Xexclude from comparisonYottaDB  Xexclude from comparison
Yaacomo seems to be discontinued and is removed from the DB-Engines ranking
DescriptionEmbeddable document-store database library with JSON representation of queries (in MongoDB style)TimeSeries DBMS for AIoT and BigDataSpaceTime is a spatio-temporal DBMS with a focus on performance.OpenCL based in-memory RDBMS, designed for efficiently utilizing the hardware via parallel computingA fast and solid embedded Key-value store
Primary database modelDocument storeTime Series DBMSSpatial DBMSRelational DBMSKey-value store
Secondary database modelsRelational DBMSRelational DBMS infousing the Octo plugin
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.13
Rank#331  Overall
#46  Document stores
Score0.07
Rank#348  Overall
#34  Time Series DBMS
Score0.00
Rank#385  Overall
#7  Spatial DBMS
Score0.21
Rank#309  Overall
#43  Key-value stores
Websitegithub.com/­Softmotions/­ejdbmachbase.comwww.mireo.com/­spacetimeyaacomo.comyottadb.com
Technical documentationgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mdmachbase.com/­dbmsyottadb.com/­resources/­documentation
DeveloperSoftmotionsMachbaseMireoQ2WEB GmbHYottaDB, LLC
Initial release20122013202020092001
Current releaseV8.0, August 2023
License infoCommercial or Open SourceOpen Source infoGPLv2commercial infofree test version availablecommercialcommercialOpen Source infoAGPL 3.0
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCCC++C
Server operating systemsserver-lessLinux
macOS
Windows
LinuxAndroid
Linux
Windows
Docker
Linux
Data schemeschema-freeyesyesyesschema-free
Typing infopredefined data types such as float or dateyes infostring, integer, double, bool, date, object_idyesyesyesno
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 indexesnoyesnoyesno
SQL infoSupport of SQLnoSQL-like query languageA subset of ANSI SQL is implementedyesby using the Octo plugin
APIs and other access methodsin-process shared librarygRPC
HTTP REST
JDBC
MQTT (Message Queue Telemetry Transport)
ODBC
RESTful HTTP APIJDBC
ODBC
PostgreSQL wire protocol infousing the Octo plugin
Proprietary protocol
Supported programming languagesActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
C
C#
C++
Go
Java
JavaScript
PHP infovia ODBC
Python
R infovia ODBC
Scala
C#
C++
Python
C
Go
JavaScript (Node.js)
Lua
M
Perl
Python
Rust
Server-side scripts infoStored proceduresnonono
Triggersnononoyes
Partitioning methods infoMethods for storing different data on different nodesnoneShardingFixed-grid hypercubeshorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnoneselectable replication factorReal-time block device replication (DRBD)Source-replica replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityno infotypically not needed, however similar functionality with collection joins possiblenonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanononoACIDoptimistic locking
Concurrency infoSupport for concurrent manipulation of datayes infoRead/Write Lockingyesyesyes
Durability infoSupport for making data persistentyesnoyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infovolatile and lookup tablenoyesyes
User concepts infoAccess controlnosimple password-based access controlyesfine grained access rights according to SQL-standardUsers and groups based on OS-security mechanisms

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