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DBMS > DolphinDB vs. Druid vs. SwayDB

System Properties Comparison DolphinDB vs. Druid vs. SwayDB

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Editorial information provided by DB-Engines
NameDolphinDB  Xexclude from comparisonDruid  Xexclude from comparisonSwayDB  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 dataAn embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storage
Primary database modelTime Series DBMSRelational DBMS
Time Series DBMS
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.60
Rank#208  Overall
#12  Time Series DBMS
Score2.17
Rank#118  Overall
#59  Relational DBMS
#7  Time Series DBMS
Score0.06
Rank#319  Overall
#55  Key-value stores
Websitewww.dolphindb.comdruid.apache.orgswaydb.io
Technical documentationwww.dolphindb.com/­helpdruid.apache.org/­docs/­latest/­design
DeveloperDolphinDB, IncMetamarkets Group and contributorsSimer Plaha
Initial release201820122018
License infoCommercial or Open Sourcecommercial infofree community version availableOpen Source infoApache license v2Open Source infoGNU Affero GPL V3.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++JavaScala
Server operating systemsLinux
Windows
Linux
OS X
Unix
Data schemeyes infoschema-less columns are supportedschema-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.nonono
Secondary indexesnoyesno
SQL infoSupport of SQLSQL-like query languageSQL support via Apache Calcite adapterno
APIs and other access methodsJDBC
ODBC
JSON over HTTP
Supported programming languagesC#
C++
Java
JavaScript
Python
R
Clojure
JavaScript
PHP
Python
R
Ruby
Scala
Java
Kotlin
Scala
Server-side scripts infoStored proceduresyesnono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes, via HDFS, S3 or other storage enginesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesnoAtomic execution of operations
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.yesnoyes
User concepts infoAccess controlAdministrators, Users, Groupsno infoavailable via extensionsno

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More resources
DolphinDBDruidSwayDB
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