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DBMS > LMDB vs. Machbase Neo vs. RocksDB vs. SpaceTime vs. Yaacomo

System Properties Comparison LMDB vs. Machbase Neo vs. RocksDB vs. SpaceTime vs. Yaacomo

Editorial information provided by DB-Engines
NameLMDB  Xexclude from comparisonMachbase Neo infoFormer name was Infiniflux  Xexclude from comparisonRocksDB  Xexclude from comparisonSpaceTime  Xexclude from comparisonYaacomo  Xexclude from comparison
Yaacomo seems to be discontinued and is removed from the DB-Engines ranking
DescriptionA high performant, light-weight, embedded key-value database libraryTimeSeries DBMS for AIoT and BigDataEmbeddable persistent key-value store optimized for fast storage (flash and RAM)SpaceTime is a spatio-temporal DBMS with a focus on performance.OpenCL based in-memory RDBMS, designed for efficiently utilizing the hardware via parallel computing
Primary database modelKey-value storeTime Series DBMSKey-value storeSpatial DBMSRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.94
Rank#120  Overall
#20  Key-value stores
Score0.07
Rank#348  Overall
#34  Time Series DBMS
Score2.84
Rank#97  Overall
#16  Key-value stores
Score0.00
Rank#385  Overall
#7  Spatial DBMS
Websitewww.symas.com/­symas-embedded-database-lmdbmachbase.comrocksdb.orgwww.mireo.com/­spacetimeyaacomo.com
Technical documentationwww.lmdb.tech/­docmachbase.com/­dbmsgithub.com/­facebook/­rocksdb/­wiki
DeveloperSymasMachbaseFacebook, Inc.MireoQ2WEB GmbH
Initial release20112013201320202009
Current release0.9.32, January 2024V8.0, August 20239.4.0, June 2024
License infoCommercial or Open SourceOpen Sourcecommercial infofree test version availableOpen Source infoBSDcommercialcommercial
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 systemsLinux
Unix
Windows
Linux
macOS
Windows
LinuxLinuxAndroid
Linux
Windows
Data schemeschema-freeyesschema-freeyesyes
Typing infopredefined data types such as float or dateyesnoyesyes
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.nonononono
Secondary indexesnoyesnonoyes
SQL infoSupport of SQLnoSQL-like query languagenoA subset of ANSI SQL is implementedyes
APIs and other access methodsgRPC
HTTP REST
JDBC
MQTT (Message Queue Telemetry Transport)
ODBC
C++ API
Java API
RESTful HTTP APIJDBC
ODBC
Supported programming languages.Net
C
C++
Clojure
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Nim
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Rust
Swift
Tcl
C
C#
C++
Go
Java
JavaScript
PHP infovia ODBC
Python
R infovia ODBC
Scala
C
C++
Go
Java
Perl
Python
Ruby
C#
C++
Python
Server-side scripts infoStored proceduresnononono
Triggersnononoyes
Partitioning methods infoMethods for storing different data on different nodesnoneShardinghorizontal partitioningFixed-grid hypercubeshorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnoneselectable replication factoryesReal-time block device replication (DRBD)Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoyesnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
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.yesyes infovolatile and lookup tableyesnoyes
User concepts infoAccess controlnosimple password-based access controlnoyesfine grained access rights according to SQL-standard

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More resources
LMDBMachbase Neo infoFormer name was InfinifluxRocksDBSpaceTimeYaacomo
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