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DBMS > LMDB vs. Percona Server for MySQL vs. PostGIS

System Properties Comparison LMDB vs. Percona Server for MySQL vs. PostGIS

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Editorial information provided by DB-Engines
NameLMDB  Xexclude from comparisonPercona Server for MySQL  Xexclude from comparisonPostGIS  Xexclude from comparison
DescriptionA high performant, light-weight, embedded key-value database libraryEnhanced drop-in replacement for MySQL based on XtraDB or TokuDB storage engines with improved performance and additional diagnostic and management features.Spatial extension of PostgreSQL
Primary database modelKey-value storeRelational DBMSSpatial DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.33
Rank#118  Overall
#21  Key-value stores
Score2.21
Rank#121  Overall
#58  Relational DBMS
Score23.90
Rank#29  Overall
#1  Spatial DBMS
Websitewww.symas.com/­symas-embedded-database-lmdbwww.percona.com/­software/­mysql-database/­percona-serverpostgis.net
Technical documentationwww.lmdb.tech/­docwww.percona.com/­downloads/­Percona-Server-LATESTpostgis.net/­documentation
DeveloperSymasPercona
Initial release201120082005
Current release0.9.32, January 20248.0.36-28, 20243.4.2, February 2024
License infoCommercial or Open SourceOpen SourceOpen Source infoGPL version 2Open Source infoGPL v2.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCC and C++C
Server operating systemsLinux
Unix
Windows
Linux
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or dateyesyes
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.noyesyes
Secondary indexesnoyesyes
SQL infoSupport of SQLnoyesyes
APIs and other access methodsADO.NET
JDBC
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
Ada
C
C#
C++
D
Eiffel
Erlang
Haskell
Java
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
Server-side scripts infoStored proceduresnoyesuser defined functions
Triggersnoyesyes
Partitioning methods infoMethods for storing different data on different nodesnoneyes infobased on PostgreSQL
Replication methods infoMethods for redundantly storing data on multiple nodesnoneMulti-source replication
Source-replica replication
XtraDB Cluster
yes infobased on PostgreSQL
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
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.yesyesno
User concepts infoAccess controlnoUsers with fine-grained authorization concept infono user groups or rolesyes infobased on PostgreSQL

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More resources
LMDBPercona Server for MySQLPostGIS
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