DB-EngineseXtremeDB: Active Replication Fabric for Reliable IoT Database ManagementEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > DolphinDB vs. Hazelcast vs. Memcached vs. Sqrrl

System Properties Comparison DolphinDB vs. Hazelcast vs. Memcached vs. Sqrrl

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameDolphinDB  Xexclude from comparisonHazelcast  Xexclude from comparisonMemcached  Xexclude from comparisonSqrrl  Xexclude from comparison
Sqrrl has been acquired by Amazon and became a part of Amazon Web Services. It has been removed from the DB-Engines ranking.
DescriptionTime Series DBMS for big data, integrated with a lightweight distributed computing framework and a vector programming languageA widely adopted in-memory data gridIn-memory key-value store, originally intended for cachingAdaptable, secure NoSQL built on Apache Accumulo
Primary database modelTime Series DBMSKey-value storeKey-value storeDocument store
Graph DBMS
Key-value store
Wide column store
Secondary database modelsDocument store infoJSON support with IMDG 3.12
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.69
Rank#202  Overall
#12  Time Series DBMS
Score9.47
Rank#42  Overall
#5  Key-value stores
Score26.34
Rank#27  Overall
#4  Key-value stores
Websitewww.dolphindb.comhazelcast.comwww.memcached.orgsqrrl.com
Technical documentationwww.dolphindb.com/­helphazelcast.org/­imdg/­docsgithub.com/­memcached/­memcached/­wiki
DeveloperDolphinDB, IncHazelcastDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalAmazon infooriginally Sqrrl Data, Inc.
Initial release2018200820032012
Current release4.0, February 20201.6.0, March 2020
License infoCommercial or Open Sourcecommercial infofree community version availableOpen Source infoApache Version 2; commercial licenses availableOpen Source infoBSD licensecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++JavaCJava
Server operating systemsLinux
Windows
All OS with a Java VMFreeBSD
Linux
OS X
Unix
Windows
Linux
Data schemeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesnoyes
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.noyes infothe object must implement a serialization strategy
Secondary indexesnoyesnoyes
SQL infoSupport of SQLSQL-like query languageSQL-like query languagenono
APIs and other access methodsJDBC
ODBC
JCache
JPA
Memcached protocol
RESTful HTTP API
Proprietary protocolAccumulo Shell
Java API
JDBC
ODBC
RESTful HTTP API
Thrift
Supported programming languagesC#
C++
Java
JavaScript
Python
R
.Net
C#
C++
Clojure
Go
Java
JavaScript (Node.js)
Python
Scala
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
Actionscript
C infousing GLib
C#
C++
Cocoa
Delphi
Erlang
Go
Haskell
Java
JavaScript
OCaml
Perl
PHP
Python
Ruby
Smalltalk
Server-side scripts infoStored proceduresyesyes infoEvent Listeners, Executor Servicesnono
Triggersnoyes infoEventsnono
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningShardingnoneSharding infomaking use of Hadoop
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes infoReplicated Mapnone infoRepcached, a Memcached patch, provides this functionallityselectable replication factor infomaking use of Hadoop
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency or Eventual Consistency selectable by user infoRaft Consensus AlgorithmImmediate Consistency infoDocument store kept consistent with combination of global timestamping, row-level transactions, and server-side consistency resolution.
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesone or two-phase-commit; repeatable reads; read commitednoAtomic updates per row, document, or graph entity
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesnoyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlAdministrators, Users, GroupsRole-based access controlyes infousing SASL (Simple Authentication and Security Layer) protocolCell-level Security, Data-Centric Security, Role-Based Access Control (RBAC), Attribute-Based Access Control (ABAC)
More information provided by the system vendor
DolphinDBHazelcastMemcachedSqrrl
Specific characteristicsHazelcast is an in-memory computing platform that runs applications with extremely...
» more
Competitive advantagesHazelcast has an optimized, multi-threaded architecture that enables the highest...
» more
Typical application scenariosHazelcast powers many types of large-scale, data processing applications. A sample...
» more
Key customersHazelcast customers include 50 of the world’s largest financial services companies,...
» more
Licensing and pricing modelsHazelcast provides both open source and commercial software. The open source offering...
» more

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
DolphinDBHazelcastMemcachedSqrrl
DB-Engines blog posts

Redis extends the lead in the DB-Engines key-value store ranking
3 February 2014, Matthias Gelbmann

New DB-Engines Ranking shows the popularity of database management systems
3 October 2012, Matthias Gelbmann, Paul Andlinger

show all

Recent citations in the news

Hazelcast Adds SQL Support in Latest Upgrade -- ADTmag
17 September 2020, ADT Magazine

Hazelcast Advances Leadership, Lowers Barrier of Adoption to In-Memory Digital Integration Hubs
9 September 2020, PRNewswire

Stream Processing Is a Great Addition to Data Grid, Hazelcast Finds
14 September 2020, Datanami

Hazelcast Cloud Enterprise Streamlines Application Modernization Projects Utilizing Multi-Cloud Architectures
21 August 2020, AiThority

Hazelcast Announces Updates to Its Managed Service Platform
26 August 2020, CIOReview

provided by Google News

Google Cloud launches a managed Memcached service
2 April 2020, TechCrunch

Google Cloud rolls out Memcached database caching – Blocks and Files
4 April 2020, Blocks and Files

Google Unveils Memorystore for Memcached
6 April 2020, Database Trends and Applications

Memcached 1.6 puts binary protocol to bed • DEVCLASS
9 March 2020, DevClass

Buffer Overflow in Memcached Fixed | Decipher
24 March 2020, Decipher

provided by Google News

User and Entity Behavior Analytics Market to Witness Exponential Growth by 2020-2027 | Leading Players – Dtex Systems, Sqrrl Data, Securonix, Varonis Systems, Exabeam, Rapid7, Bay Dynamics, Niara
18 September 2020, The Daily Chronicle

User And Entity Behavior Analytics Market Status and Forecast 2027 By Top Companies – Bottomline Technologies?Inc, Niara Inc, Varonis Systems, Sqrrl Data?Inc, Bay Dynamics, Exabeam, Rapid7, Splunk Inc., Securonix, Observe IT, Dtex Systems, Gurucul
24 August 2020, The Daily Chronicle

User And Entity Behavior Analytics Market Outlook 2020: Trends, Growth Factors Details by Regions, Types and Applications | Top Companies- Securonix, Observe IT, Niara Inc, Bottomline Technologies,Inc, Sqrrl Data,Inc, Dtex Systems, Bay Dynamics, Gurucul, Splunk Inc., Rapid7, Varonis Systems, Exabeam
15 September 2020, thedailychronicle.in

Behavior Analytics Industry Size: Technological Advancement and Growth Analysis with Forecast to 2025
18 September 2020, The Daily Chronicle

AWS beefs up threat detection with Sqrrl acquisition
24 January 2018, TechCrunch

provided by Google News

Job opportunities

Java Developers
Nithya Information Systems, Ann Arbor, MI

Intranet Java Developer
Menard, Inc, Eau Claire, WI

Java Engineer
Mojo Trek, Ann Arbor, MI

Software Engineering - Full Stack Java
JPMorgan Chase Bank, N.A., Orem, UT

Associate Director – Customer Data Platform
AT&T, Dallas, TX

Software Engineering Internship
Slack, California

Associate Database Engineer
ZeniMax Media Inc., Hunt Valley, MD

Associate Database Engineer
ZeniMax Online Studios, Hunt Valley, MD

Production Engineer
Facebook, Boston, MA

Production Engineer, Intern/Co-Op
Facebook, Menlo Park, CA

Network Security Engineer
Cambium Learning Group, Washington, DC

Cyber Threat Hunter
XOR Security, Ashburn, VA

Sr. Cyber Security Analyst
XOR Security, Arlington County, VA

Cyber Security Engineer
XOR Security, Springfield, VA

Senior Security Engineer
XOR Security, Washington, DC

jobs by Indeed




Share this page

Featured Products

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

Vertica logo

The fastest unified analytical warehouse at extreme scale with in-database Machine Learning. Try Vertica for free with no time limit.

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

Datastax Astra logo

Cassandra made easy in the cloud. Build cloud-native applications faster with CQL, REST and GraphQL APIs.
Try for Free.

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Present your product here