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DBMS > LMDB vs. Oracle Berkeley DB

System Properties Comparison LMDB vs. Oracle Berkeley DB

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Editorial information provided by DB-Engines
NameLMDB  Xexclude from comparisonOracle Berkeley DB  Xexclude from comparison
DescriptionA high performant, light-weight, embedded key-value database libraryWidely used in-process key-value store
Primary database modelKey-value storeKey-value store infosupports sorted and unsorted key sets
Native XML DBMS infoin the Oracle Berkeley DB XML version
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.23
Rank#113  Overall
#22  Key-value stores
Score3.82
Rank#100  Overall
#17  Key-value stores
#3  Native XML DBMS
Websitewww.symas.com/­symas-embedded-database-lmdbwww.oracle.com/­technetwork/­database/­database-technologies/­berkeleydb/­overview/­index.html
Technical documentationdocs.oracle.com/­cd/­E17076_05/­html/­index.html
DeveloperSymasOracle infooriginally developed by Sleepycat, which was acquired by Oracle
Initial release20111994
Current release0.9.29, March 202118.1.40, May 2020
License infoCommercial or Open SourceOpen SourceOpen Source infocommercial license available
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCC, Java, C++ (depending on the Berkeley DB edition)
Server operating systemsAIX
Android
FreeBSD
iOS
Linux
OS X
Solaris
VxWorks
Windows
Data schemeschema-freeschema-free
Typing infopredefined data types such as float or dateno
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.noyes infoonly with the Berkeley DB XML edition
Secondary indexesnoyes
SQL infoSupport of SQLnoyes infoSQL interfaced based on SQLite is available
Supported programming languagesC.Net infoFigaro is a .Net framework assembly that extends Berkeley DB XML into an embeddable database engine for .NET
others infoThird-party libraries to manipulate Berkeley DB files are available for many languages
C
C#
C++
Java
JavaScript (Node.js) info3rd party binding
Perl
Python
Tcl
Server-side scripts infoStored proceduresnono
Triggersnoyes infoonly for the SQL API
Partitioning methods infoMethods for storing different data on different nodesnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlnono

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More resources
LMDBOracle Berkeley DB
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