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DBMS > LMDB vs. searchxml vs. Transwarp Hippo

System Properties Comparison LMDB vs. searchxml vs. Transwarp Hippo

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Editorial information provided by DB-Engines
NameLMDB  Xexclude from comparisonsearchxml  Xexclude from comparisonTranswarp Hippo  Xexclude from comparison
DescriptionA high performant, light-weight, embedded key-value database libraryDBMS for structured and unstructured content wrapped with an application serverCloud-native distributed Vector DBMS that supports storage, retrieval, and management of massive vector-based datasets
Primary database modelKey-value storeNative XML DBMS
Search engine
Vector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.94
Rank#120  Overall
#20  Key-value stores
Score0.00
Rank#385  Overall
#7  Native XML DBMS
#24  Search engines
Score0.00
Rank#385  Overall
#16  Vector DBMS
Websitewww.symas.com/­symas-embedded-database-lmdbwww.searchxml.net/­category/­productswww.transwarp.cn/­en/­subproduct/­hippo
Technical documentationwww.lmdb.tech/­docwww.searchxml.net/­support/­handouts
DeveloperSymasinformationpartners gmbh
Initial release201120152023
Current release0.9.32, January 20241.01.0, May 2023
License infoCommercial or Open SourceOpen Sourcecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCC++C++
Server operating systemsLinux
Unix
Windows
WindowsLinux
macOS
Data schemeschema-freeschema-free
Typing infopredefined data types such as float or dateyesVector, Numeric and String
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.noyesno
Secondary indexesnoyesno
SQL infoSupport of SQLnonono
APIs and other access methodsRESTful HTTP API
WebDAV
XQuery
XSLT
RESTful HTTP API
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++ infomost other programming languages supported via APIsC++
Java
Python
Server-side scripts infoStored proceduresnoyes infoon the application serverno
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesnonenoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes infosychronisation to multiple collections
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 integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDmultiple readers, single writerno
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.yesnoyes
User concepts infoAccess controlnoDomain, group and role-based access control at the document level and for application servicesRole based access control and fine grained access rights

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More resources
LMDBsearchxmlTranswarp Hippo
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