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DBMS > DolphinDB vs. Druid

System Properties Comparison DolphinDB vs. Druid

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Our visitors often compare DolphinDB and Druid with InfluxDB, RocksDB and TimescaleDB.

Editorial information provided by DB-Engines
NameDolphinDB  Xexclude from comparisonDruid  Xexclude from comparison
DescriptionTime Series DBMS for big data, integrated with a lightweight distributed computing framework and a vector programming languageOpen-source analytics data store designed for OLAP queries on timeseries data
Primary database modelTime Series DBMSRelational DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.15
Rank#270  Overall
#18  Time Series DBMS
Score1.84
Rank#113  Overall
#56  Relational DBMS
#7  Time Series DBMS
Websitewww.dolphindb.comdruid.io
Technical documentationwww.dolphindb.com/­helpdruid.io/­docs/­latest/­design/­index.html
DeveloperDolphinDB, IncMetamarkets Group and contributors
Initial release20182012
License infoCommercial or Open Sourcecommercial infofree community version availableOpen Source infoApache license v2
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++Java
Server operating systemsLinux
Windows
Linux
OS X
Unix
Data schemeyes infoschema-less columns are supported
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
Secondary indexesnoyes
SQL infoSupport of SQLSQL-like query languageSQL support via Apache Calcite adapter
APIs and other access methodsJDBC
ODBC
JSON over HTTP
Supported programming languagesC#
C++
Java
JavaScript
Python
R
Clojure
JavaScript
PHP
Python
R
Ruby
Scala
Server-side scripts infoStored proceduresyesno
Triggersnono
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes, via HDFS, S3 or other storage engines
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesno
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlAdministrators, Users, Groupsno infoavailable via extensions

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More resources
DolphinDBDruid
Recent citations in the news

Imply launches with $2M to commercialize the Druid open-source data store
19 October 2015, VentureBeat

What's Behind Lyft's Choices in Big Data Tech
10 May 2019, Datanami

Hadoop Creator Yahoo Finds It's Not Enough, Turns to Druid
30 July 2015, ADT Magazine

Yahoo Casts Real-Time OLAP Queries with Druid
4 August 2015, Datanami

Azure HDInsight Brings Next Generation Hadoop 3.0 and Enterprise Security to the Cloud
24 September 2018, HPCwire

provided by Google News

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