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DBMS > Hazelcast vs. PostgreSQL vs. Sqrrl

System Properties Comparison Hazelcast vs. PostgreSQL vs. Sqrrl

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Editorial information provided by DB-Engines
NameHazelcast  Xexclude from comparisonPostgreSQL  Xexclude from comparisonSqrrl  Xexclude from comparison
DescriptionA widely adopted in-memory data gridWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQLAdaptable, secure NoSQL built on Apache Accumulo
Primary database modelKey-value storeRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.Document store
Graph DBMS
Key-value store
Wide column store
Secondary database modelsDocument store infoJSON support with IMDG 3.12Document store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score7.82
Rank#46  Overall
#5  Key-value stores
Score491.07
Rank#4  Overall
#4  Relational DBMS
Score0.49
Rank#209  Overall
#31  Document stores
#17  Graph DBMS
#36  Key-value stores
#10  Wide column stores
Websitehazelcast.comwww.postgresql.orgsqrrl.com
Technical documentationhazelcast.org/­documentationwww.postgresql.org/­docs/­manuals
DeveloperHazelcastPostgreSQL Global Development Group infowww.postgresql.org/­developerAmazon infooriginally Sqrrl Data, Inc.
Initial release20081989 info1989: Postgres, 1996: PostgreSQL2012
Current release3.12.2, August 201912.1, November 2019
License infoCommercial or Open SourceOpen Source infoApache Version 2; commercial licenses availableOpen Source infoBSDcommercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaCJava
Server operating systemsAll OS with a Java VMFreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Linux
Data schemeschema-freeyesschema-free
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.yes infothe object must implement a serialization strategyyes infospecific XML-type available, but no XML query functionality.
Secondary indexesyesyesyes
SQL infoSupport of SQLSQL-like query languageyes infostandard with numerous extensionsno
APIs and other access methodsJCache
JPA
Memcached protocol
RESTful HTTP API
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Accumulo Shell
Java API
JDBC
ODBC
RESTful HTTP API
Thrift
Supported programming languages.Net
C#
C++
Clojure
Go
Java
JavaScript (Node.js)
Python
Scala
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Actionscript
C infousing GLib
C#
C++
Cocoa
Delphi
Erlang
Go
Haskell
Java
JavaScript
OCaml
Perl
PHP
Python
Ruby
Smalltalk
Server-side scripts infoStored proceduresyes infoEvent Listeners, Executor Servicesuser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.no
Triggersyes infoEventsyesno
Partitioning methods infoMethods for storing different data on different nodesShardingpartitioning by range, list and (since PostgreSQL 11) by hashSharding infomaking use of Hadoop
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoReplicated MapMaster-slave replication infoother methods possible by using 3rd party extensionsselectable replication factor infomaking use of Hadoop
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency or Eventual Consistency selectable by user infoRaft Consensus AlgorithmImmediate ConsistencyImmediate Consistency infoDocument store kept consistent with combination of global timestamping, row-level transactions, and server-side consistency resolution.
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataone or two-phase-commit; repeatable reads; read commitedACIDAtomic updates per row, document, or graph entity
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 controlRole-based access controlfine grained access rights according to SQL-standardCell-level Security, Data-Centric Security, Role-Based Access Control (RBAC), Attribute-Based Access Control (ABAC)

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More resources
HazelcastPostgreSQLSqrrl
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Recent citations in the news

Hazelcast Ranked on the Fastest Growing Companies in North America on Deloitte's 2019 Technology Fast 500™
7 November 2019, PRNewswire

Hazelcast Brings Industry-Leading In-Memory Speed and Scalability to Intel® Optane™ DC Persistent Memory
5 November 2019, Yahoo Finance

Hazelcast Enhances Open Source Ecosystems with In-Memory Speed
30 September 2019, PRNewswire

Developing Evolutions in Global In Memory Grid Market to 2019-2025 | with IBM Corporation, Pivotal Software, Inc., Oracle Corporation, Hazelcast, Inc., Software AG, Alachisoft, Hitachi, Ltd., GridGain Systems, ScaleOut Software, Inc., TIBCO Software Inc., GigaSpaces Technologies Inc., TmaxSoft
15 November 2019, Market Report Gazette

Hazelcast raises $21 million for high-speed, low-latency memory
18 June 2019, VentureBeat

provided by Google News

Crunchy Data And ORock Technologies Partnership Brings Trusted Open Source Cloud Native PostgreSQL To Federal Government
12 November 2019, PRNewswire

Introducing PostgREST, a REST API for any PostgreSQL database written in Haskell
4 November 2019, Packt Hub

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[Tech30] These industry veterans’ startup encourages millennials to save and invest money smartly
28 October 2019, YourStory

Eaglemania and Hey Nineteen tributes coming to Rams Head On Stafe
15 November 2019, Eye On Annapolis

Amazon's cloud business acquires Sqrrl, a security start-up with NSA roots
23 January 2018, CNBC

User And Entity Behavior Analytics Market 2019-2025 | Rapid7, Varonis Systems, Gurucul, Niara, Inc, Sqrrl Data
24 October 2019, Market Expert

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29 October 2019, YourStory

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