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DBMS > ClickHouse vs. Dgraph vs. Oracle Berkeley DB

System Properties Comparison ClickHouse vs. Dgraph vs. Oracle Berkeley DB

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Editorial information provided by DB-Engines
NameClickHouse  Xexclude from comparisonDgraph  Xexclude from comparisonOracle Berkeley DB  Xexclude from comparison
DescriptionColumn-oriented Relational DBMS powering YandexDistributed and scalable native Graph DBMSWidely used in-process key-value store
Primary database modelRelational DBMSGraph DBMSKey-value store infosupports sorted and unsorted key sets
Native XML DBMS infoin the Oracle Berkeley DB XML version
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score13.18
Rank#46  Overall
#30  Relational DBMS
Score1.57
Rank#141  Overall
#11  Graph DBMS
Score2.87
Rank#107  Overall
#20  Key-value stores
#3  Native XML DBMS
Websiteclickhouse.techdgraph.iowww.oracle.com/­technetwork/­database/­database-technologies/­berkeleydb/­overview/­index.html
Technical documentationclickhouse.tech/­docsdgraph.io/­docsdocs.oracle.com/­cd/­E17076_05/­html/­index.html
DeveloperClickhouse Inc.Dgraph Labs, Inc.Oracle infooriginally developed by Sleepycat, which was acquired by Oracle
Initial release201620161994
Current releasev22.6.3.35-stable, July 202218.1.40, May 2020
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoApache 2.0Open Source infocommercial license available
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 languageC++GoC, Java, C++ (depending on the Berkeley DB edition)
Server operating systemsFreeBSD
Linux
macOS
Linux
OS X
Windows
AIX
Android
FreeBSD
iOS
Linux
OS X
Solaris
VxWorks
Windows
Data schemeyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesno
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 infoonly with the Berkeley DB XML edition
Secondary indexesnoyesyes
SQL infoSupport of SQLClose to ANSI SQLnoyes infoSQL interfaced based on SQLite is available
APIs and other access methodsHTTP REST
JDBC
ODBC
Proprietary protocol
GraphQL query language
gRPC (using protocol buffers) API
HTTP API
Supported programming languagesC# info3rd party library
C++
Elixir info3rd party library
Go info3rd party library
Java info3rd party library
JavaScript (Node.js) info3rd party library
Kotlin info3rd party library
Nim info3rd party library
Perl info3rd party library
PHP info3rd party library
Python info3rd party library
R info3rd party library
Ruby info3rd party library
Scala info3rd party library
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
.Net infoFigaro is a .Net framework assembly that extends Berkeley DB XML into an embeddable database engine for .NET
others infoThird-party libraries to manipulate Berkeley DB files are available for many languages
C
C#
C++
Java
JavaScript (Node.js) info3rd party binding
Perl
Python
Tcl
Server-side scripts infoStored proceduresnonono
Triggersnonoyes infoonly for the SQL API
Partitioning methods infoMethods for storing different data on different nodesyesnone
Replication methods infoMethods for redundantly storing data on multiple nodesSynchronous replication via RaftSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
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.yesyes
User concepts infoAccess controlAccess rights for users and rolesno infoPlanned for future releasesno

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More resources
ClickHouseDgraphOracle Berkeley DB
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