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DBMS > Kdb+ vs. OrientDB vs. Snowflake

System Properties Comparison Kdb+ vs. OrientDB vs. Snowflake

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Editorial information provided by DB-Engines
NameKdb+  Xexclude from comparisonOrientDB  Xexclude from comparisonSnowflake  Xexclude from comparison
DescriptionHigh performance Time Series DBMSMulti-model DBMS (Document, Graph, Key/Value)Cloud-based data warehousing service for structured and semi-structured data
Primary database modelTime Series DBMSDocument store
Graph DBMS
Key-value store
Relational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score9.12
Rank#53  Overall
#2  Time Series DBMS
Score4.86
Rank#80  Overall
#14  Document stores
#5  Graph DBMS
#12  Key-value stores
Score96.42
Rank#13  Overall
#9  Relational DBMS
Websitekx.comorientdb.orgwww.snowflake.com
Technical documentationcode.kx.comwww.orientdb.com/­docs/­last/­index.htmldocs.snowflake.net/­manuals/­index.html
DeveloperKx Systems, a division of First Derivatives plcOrientDB LTD; CallidusCloud; SAPSnowflake Computing Inc.
Initial release2000 infokdb was released 2000, kdb+ in 200320102014
Current release3.6, May 20183.1.9, February 2021
License infoCommercial or Open Sourcecommercial infofree 32-bit versionOpen Source infoApache version 2commercial
Cloud-based only infoOnly available as a cloud servicenonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageqJava
Server operating systemsLinux
OS X
Solaris
Windows
All OS with a Java JDK (>= JDK 6)hosted
Data schemeyesschema-free infoSchema can be enforced for whole record ("schema-full") or for some fields only ("schema-hybrid")yes infosupport of semi-structured data formats (JSON, XML, Avro)
Typing infopredefined data types such as float or dateyesyesyes
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.yesnoyes
Secondary indexesyes infotable attribute 'grouped'yes
SQL infoSupport of SQLSQL-like query language (q)SQL-like query language, no joinsyes
APIs and other access methodsHTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
Tinkerpop technology stack with Blueprints, Gremlin, Pipes
Java API
RESTful HTTP/JSON API
CLI Client
JDBC
ODBC
Supported programming languagesC
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
.Net
C
C#
C++
Clojure
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
Scala
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresuser defined functionsJava, Javascriptuser defined functions
Triggersyes infowith viewsHooksno infosimilar concept for controling cloud resources
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningShardingyes
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationMulti-source replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infosimilar paradigm used for internal processingno infocould be achieved with distributed queriesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyes inforelationship in graphsyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
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.yesno
User concepts infoAccess controlrights management via user accountsAccess rights for users and roles; record level security configurableUsers with fine-grained authorization concept, user roles and pluggable authentication

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More resources
Kdb+OrientDBSnowflake
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