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DBMS > LevelDB vs. Machbase vs. Postgres-XL vs. searchxml

System Properties Comparison LevelDB vs. Machbase vs. Postgres-XL vs. searchxml

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Editorial information provided by DB-Engines
NameLevelDB  Xexclude from comparisonMachbase infoFormer name was Infiniflux  Xexclude from comparisonPostgres-XL  Xexclude from comparisonsearchxml  Xexclude from comparison
DescriptionEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesTimeSeries DBMS for AIoT and BigDataBased on PostgreSQL enhanced with MPP and write-scale-out cluster featuresDBMS for structured and unstructured content wrapped with an application server
Primary database modelKey-value storeTime Series DBMSRelational DBMSNative XML DBMS
Search engine
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.94
Rank#101  Overall
#17  Key-value stores
Score0.02
Rank#343  Overall
#33  Time Series DBMS
Score0.73
Rank#203  Overall
#100  Relational DBMS
Score0.00
Rank#360  Overall
#7  Native XML DBMS
#19  Search engines
Websitegithub.com/­google/­leveldbwww.machbase.comwww.postgres-xl.orgwww.searchxml.net/­category/­products
Technical documentationgithub.com/­google/­leveldb/­blob/­master/­doc/­index.mdendoc.machbase.comwww.postgres-xl.org/­documentationwww.searchxml.net/­support/­handouts
DeveloperGoogleMachbaseinformationpartners gmbh
Initial release201120132014 infosince 2012, originally named StormDB2015
Current release1.23, February 2021V6.5, August 202110 R1, October 20181.0
License infoCommercial or Open SourceOpen Source infoBSDcommercial infofree test version availableOpen Source infoMozilla public licensecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++CCC++
Server operating systemsIllumos
Linux
OS X
Windows
Linux
Windows
Linux
macOS
Windows
Data schemeschema-freeyesyesschema-free
Typing infopredefined data types such as float or datenoyesyesyes
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.nonoyes infoXML type, but no XML query functionalityyes
Secondary indexesnoyesyesyes
SQL infoSupport of SQLnoSQL-like query languageyes infodistributed, parallel query executionno
APIs and other access methodsHTTP REST
JDBC
ODBC
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
RESTful HTTP API
WebDAV
XQuery
XSLT
Supported programming languagesC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
C
C#
C++
Java
JavaScript
PHP infovia ODBC
Python
R infovia ODBC
Scala
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
C++ infomost other programming languages supported via APIs
Server-side scripts infoStored proceduresnonouser defined functionsyes infoon the application server
Triggersnonoyesno
Partitioning methods infoMethods for storing different data on different nodesnoneShardinghorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneselectable replication factoryes infosychronisation to multiple collections
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACID infoMVCCmultiple readers, single writer
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes infowith automatic compression on writesnoyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infovolatile and lookup tablenono
User concepts infoAccess controlnosimple password-based access controlfine grained access rights according to SQL-standardDomain, group and role-based access control at the document level and for application services
More information provided by the system vendor
LevelDBMachbase infoFormer name was InfinifluxPostgres-XLsearchxml
Specific characteristicsMachbase is an extremely fast time series database which processes large volumes...
» more
Competitive advantagesFastest Database for IIoT, Independently verified, on Industry Standard Benchmarks....
» more
Typical application scenariosDistributed Query In Machbase Cluster Edition, a broker node, which is responsible...
» more
Key customersMachbase has over 50 customers, including Samsung, POSCO, and Hyundai.
» more
Market metricsReal-time data processing Real-time index creation Optimized DBMS for processing...
» more
Licensing and pricing modelsMachbase provide several product editions, including: Intelligent Edge Device, Fog...
» more

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LevelDBMachbase infoFormer name was InfinifluxPostgres-XLsearchxml
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