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DBMS > Apache Druid vs. NuoDB vs. PouchDB vs. Rockset vs. VoltDB

System Properties Comparison Apache Druid vs. NuoDB vs. PouchDB vs. Rockset vs. VoltDB

Editorial information provided by DB-Engines
NameApache Druid  Xexclude from comparisonNuoDB  Xexclude from comparisonPouchDB  Xexclude from comparisonRockset  Xexclude from comparisonVoltDB  Xexclude from comparison
DescriptionOpen-source analytics data store designed for sub-second OLAP queries on high dimensionality and high cardinality dataNuoDB is a webscale distributed database that supports SQL and ACID transactionsJavaScript DBMS with an API inspired by CouchDBA scalable, reliable search and analytics service in the cloud, built on RocksDBDistributed In-Memory NewSQL RDBMS infoUsed for OLTP applications with a high frequency of relatively simple transactions, that can hold all their data in memory
Primary database modelRelational DBMS
Time Series DBMS
Relational DBMSDocument storeDocument storeRelational DBMS
Secondary database modelsRelational DBMS
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.85
Rank#96  Overall
#50  Relational DBMS
#6  Time Series DBMS
Score0.87
Rank#201  Overall
#94  Relational DBMS
Score2.18
Rank#114  Overall
#21  Document stores
Score1.07
Rank#180  Overall
#31  Document stores
Score1.38
Rank#156  Overall
#72  Relational DBMS
Websitedruid.apache.orgwww.3ds.com/­nuodb-distributed-sql-databasepouchdb.comrockset.comwww.voltdb.com
Technical documentationdruid.apache.org/­docs/­latest/­designdoc.nuodb.compouchdb.com/­guidesdocs.rockset.comdocs.voltdb.com
DeveloperApache Software Foundation and contributorsDassault Systèmes infooriginally NuoDB, Inc.Apache Software FoundationRocksetVoltDB Inc.
Initial release20122013201220192010
Current release30.0.0, June 20247.1.1, June 201911.3, April 2022
License infoCommercial or Open SourceOpen Source infoApache license v2commercial infolimited edition freeOpen SourcecommercialOpen Source infoAGPL for Community Edition, commercial license for Enterprise, AWS, and Pro Editions
Cloud-based only infoOnly available as a cloud servicenononoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaC++JavaScriptC++Java, C++
Server operating systemsLinux
OS X
Unix
hosted infoAmazon EC2, Windows Azure, SoftLayer
Linux
OS X
Windows
server-less, requires a JavaScript environment (browser, Node.js)hostedLinux
OS X infofor development
Data schemeyes infoschema-less columns are supportedyesschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesyesnodynamic typingyes
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.nononono infoingestion from XML files supported
Secondary indexesyesyesyes infovia viewsall fields are automatically indexedyes
SQL infoSupport of SQLSQL for queryingyesnoRead-only SQL queries, including JOINsyes infoonly a subset of SQL 99
APIs and other access methodsJDBC
RESTful HTTP/JSON API
ADO.NET
JDBC
ODBC
HTTP REST infoonly for PouchDB Server
JavaScript API
HTTP RESTJava API
JDBC
RESTful HTTP/JSON API
Supported programming languagesClojure
JavaScript
PHP
Python
R
Ruby
Scala
.Net
C
C++
Go
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
JavaScriptGo
Java
JavaScript (Node.js)
Python
C#
C++
Erlang infonot officially supported
Go
Java
JavaScript infoNode.js
PHP
Python
Server-side scripts infoStored proceduresnoJava, SQLView functions in JavaScriptnoJava
Triggersnoyesyesnono
Partitioning methods infoMethods for storing different data on different nodesSharding infomanual/auto, time-baseddata is dynamically stored/cached on the nodes where it is read/writtenSharding infowith a proxy-based framework, named couchdb-loungeAutomatic shardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes, via HDFS, S3 or other storage enginesyes infoManaged transparently by NuoDBMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
yesMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual ConsistencyEventual Consistency
Foreign keys infoReferential integritynoyesnonono infoFOREIGN KEY constraints are not supported
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infotunable commit protocolnonoACID infoTransactions are executed single-threaded within stored procedures
Concurrency infoSupport for concurrent manipulation of datayesyes infoMVCCyesyes infoData access is serialized by the server
Durability infoSupport for making data persistentyesyesyes infoby using IndexedDB, WebSQL or LevelDB as backendyesyes infoSnapshots and command logging
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infoTemporary tableyes
User concepts infoAccess controlRBAC using LDAP or Druid internals for users and groups for read/write by datasource and systemStandard SQL roles/ privileges, Administrative UsersnoAccess rights for users and organizations can be defined via Rockset consoleUsers and roles with access to stored procedures

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More resources
Apache DruidNuoDBPouchDBRocksetVoltDB
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