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DBMS > Galaxybase vs. IBM Db2 warehouse vs. LMDB

System Properties Comparison Galaxybase vs. IBM Db2 warehouse vs. LMDB

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Editorial information provided by DB-Engines
NameGalaxybase  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonLMDB  Xexclude from comparison
DescriptionScalable, ACID-compliant native distributed parallel graph platformCloud-based data warehousing serviceA high performant, light-weight, embedded key-value database library
Primary database modelGraph DBMSRelational DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#394  Overall
#42  Graph DBMS
Score1.17
Rank#167  Overall
#75  Relational DBMS
Score1.81
Rank#124  Overall
#20  Key-value stores
Websitegalaxybase.comwww.ibm.com/­products/­db2/­warehousewww.symas.com/­symas-embedded-database-lmdb
Technical documentationwww.lmdb.tech/­doc
DeveloperChuanglin(Createlink) Technology Co., Ltd 浙江创邻科技有限公司IBMSymas
Initial release201720142011
Current releaseNov 20, November 20210.9.32, January 2024
License infoCommercial or Open SourcecommercialcommercialOpen Source
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and JavaC
Server operating systemsLinuxhostedLinux
Unix
Windows
Data schemeStrong typed schemayesschema-free
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.nono infoImport/export of XML data possibleno
Secondary indexesyesyesno
SQL infoSupport of SQLnoyesno
APIs and other access methodsBrowser interface
console (shell)
Graph API (Gremlin)
OpenCypher
Proprietary native API
.NET Client API
JDBC
ODBC
OLE DB
Supported programming languagesGo
Java
Python
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
.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
Server-side scripts infoStored proceduresuser defined procedures and functionsPL/SQL, SQL PLno
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesShardingShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesnone
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 integrityyes infoRelationships in graphsyesno
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.yesyesyes
User concepts infoAccess controlRole-based access controlfine grained access rights according to SQL-standardno

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More resources
GalaxybaseIBM Db2 warehouse infoformerly named IBM dashDBLMDB
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