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DBMS > LevelDB vs. ObjectBox vs. Oracle vs. Sequoiadb

System Properties Comparison LevelDB vs. ObjectBox vs. Oracle vs. Sequoiadb

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Editorial information provided by DB-Engines
NameLevelDB  Xexclude from comparisonObjectBox  Xexclude from comparisonOracle  Xexclude from comparisonSequoiadb  Xexclude from comparison
DescriptionEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesExtremely fast embedded database for small devices, IoT and MobileWidely used RDBMSNewSQL database with distributed OLTP and SQL
Primary database modelKey-value storeObject oriented DBMSRelational DBMSDocument store
Relational DBMS
Secondary database modelsTime Series DBMSDocument store
Graph DBMS infowith Oracle Spatial and Graph
RDF store infowith Oracle Spatial and Graph
Spatial DBMS infowith Oracle Spatial and Graph
Vector DBMS infosince Oracle 23
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.32
Rank#100  Overall
#16  Key-value stores
Score1.42
Rank#169  Overall
#5  Object oriented DBMS
Score1221.06
Rank#1  Overall
#1  Relational DBMS
Score0.50
Rank#264  Overall
#42  Document stores
#121  Relational DBMS
Websitegithub.com/­google/­leveldbobjectbox.iowww.oracle.com/­databasewww.sequoiadb.com
Technical documentationgithub.com/­google/­leveldb/­blob/­main/­doc/­index.mddocs.objectbox.iodocs.oracle.com/­en/­databasewww.sequoiadb.com/­en/­index.php?m=Files&a=index
DeveloperGoogleObjectBox LimitedOracleSequoiadb Ltd.
Initial release2011201719802013
Current release1.23, February 202123c, September 2023
License infoCommercial or Open SourceOpen Source infoBSDOpen Source infoApache License 2.0commercial inforestricted free version is availableOpen Source infoServer: AGPL; Client: Apache V2
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C and C++C and C++C++
Server operating systemsIllumos
Linux
OS X
Windows
Android
iOS
Linux
macOS
Windows
AIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS
Linux
Data schemeschema-freeyesyes infoSchemaless in JSON and XML columnsschema-free
Typing infopredefined data types such as float or datenoyesyesyes infooid, date, timestamp, binary, regex
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.nonoyesno
Secondary indexesnoyesyesyes
SQL infoSupport of SQLnonoyes infowith proprietary extensionsSQL-like query language
APIs and other access methodsProprietary native APIJDBC
ODBC
ODP.NET
Oracle Call Interface (OCI)
proprietary protocol using JSON
Supported programming languagesC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
C
C++
Dart
Go
Java
JavaScript infoplanned (as of Jan 2019)
Kotlin
Python infoplanned (as of Jan 2019)
Swift
C
C#
C++
Clojure
Cobol
Delphi
Eiffel
Erlang
Fortran
Groovy
Haskell
Java
JavaScript
Lisp
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Scala
Tcl
Visual Basic
.Net
C++
Java
PHP
Python
Server-side scripts infoStored proceduresnonoPL/SQL infoalso stored procedures in Java possibleJavaScript
Triggersnonoyesno
Partitioning methods infoMethods for storing different data on different nodesnonenoneSharding, horizontal partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneonline/offline synchronization between client and serverMulti-source replication
Source-replica replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono infocan be realized in PL/SQLno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynoyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID infoisolation level can be parameterizedDocument is locked during a transaction
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes infowith automatic compression on writesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infoVersion 12c introduced the new option 'Oracle Database In-Memory'no
User concepts infoAccess controlnoyesfine grained access rights according to SQL-standardsimple password-based access control
More information provided by the system vendor
LevelDBObjectBoxOracleSequoiadb
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15 February 2024

Data Viewer for Objects – announcing ObjectBox Admin
14 November 2023

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9 August 2023

Vector Database Release for Flutter / Dart + Python
13 June 2023

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7 June 2023

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More resources
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