DBMS > Adabas vs. Hazelcast vs. Oracle

System Properties Comparison Adabas vs. Hazelcast vs. Oracle

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Editorial information provided by DB-Engines

Name

Description

OLTP - DBMS for mainframes and Linux/Unix/Windows environments info

used typically together with the Natural programming platform

A widely adopted in-memory data grid

Widely used RDBMS

Primary database model

Multivalue DBMS

Key-value store

Relational DBMS

Secondary database models

Document store info

JSON support with IMDG 3.12

Document store
Graph DBMS info

with Oracle Spatial and Graph
RDF store info

with Oracle Spatial and Graph

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	4.65
Rank	#73	Overall
	#1	Multivalue DBMS

Score	8.45
Rank	#48	Overall
	#6	Key-value stores

Score	1340.26
Rank	#1	Overall
	#1	Relational DBMS

Website

www.softwareag.com/corporate/products/adabas_natural/adabas/default.html

hazelcast.com

www.oracle.com/database

Technical documentation

hazelcast.org/imdg/docs

docs.oracle.com/en/database

Developer

Software AG

Hazelcast

Oracle

Initial release

1971

2008

1980

Current release

4.0, February 2020

19c, February 2019

License

Commercial or Open Source

commercial

Open Source info

Apache Version 2; commercial licenses available

commercial info

restricted free version is available

Cloud-based only info

Only available as a cloud service

DBaaS offerings (sponsored links) info

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

Java

C and C++

Server operating systems

BS2000
Linux
Unix
Windows
z/OS
z/VSE

All OS with a Java VM

AIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS

Data scheme

yes

schema-free

yes

Schemaless in JSON and XML columns

Typing

predefined data types such as float or date

yes

XML support info

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

yes

the object must implement a serialization strategy

yes

Secondary indexes

yes

SQL

Support of SQL

yes

with add-on product Adabas SQL Gateway

SQL-like query language

yes

with proprietary extensions

APIs and other access methods

HTTP API

with add-on software Adabas SOA Gateway
SOAP-based API info

with add-on software Adabas SOA Gateway

JCache
JPA
Memcached protocol
RESTful HTTP API

JDBC
ODBC
ODP.NET
Oracle Call Interface (OCI)

Supported programming languages

Natural

.Net
C#
C++
Clojure
Go
Java
JavaScript (Node.js)
Python
Scala

C
C#
C++
Clojure
Cobol
Delphi
Eiffel
Erlang
Fortran
Groovy
Haskell
Java
JavaScript
Lisp
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Scala
Tcl
Visual Basic

Server-side scripts info

Stored procedures

in Natural

yes

Event Listeners, Executor Services

PL/SQL

also stored procedures in Java possible

Triggers

yes

Events

yes

Partitioning methods info

Methods for storing different data on different nodes

yes, with additonal products like Adabas Cluster Services, Adabas Parallel Services, Adabas Vista

Sharding

horizontal partitioning info

with the optional Oracle Partitioning

Replication methods info

Methods for redundantly storing data on multiple nodes

yes, with add-on product Event Replicator

yes

Replicated Map

Master-master replication
Master-slave replication

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

can be realized in PL/SQL

Consistency concepts info

Methods to ensure consistency in a distributed system

Immediate Consistency

Immediate Consistency or Eventual Consistency selectable by user info

Raft Consensus Algorithm

Immediate Consistency

Foreign keys info

Referential integrity

yes

Transaction concepts info

Support to ensure data integrity after non-atomic manipulations of data

ACID

one or two-phase-commit; repeatable reads; read commited

ACID

isolation level can be parameterized

Concurrency info

Support for concurrent manipulation of data

yes

Durability info

Support for making data persistent

yes

In-memory capabilities info

Is there an option to define some or all structures to be held in-memory only.

yes

Version 12c introduced the new option 'Oracle Database In-Memory'

User concepts info

Access control

only with OS-specific tools (e.g. IBM RACF, CA Top Secret)

Role-based access control

fine grained access rights according to SQL-standard

More information provided by the system vendor

Specific characteristics

Hazelcast is an in-memory computing platform that runs applications with extremely...
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Oracle Database (commonly referred to as Oracle RDBMS or simply as Oracle) is a multi-model...
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Competitive advantages

Hazelcast has an optimized, multi-threaded architecture that enables the highest...
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Typical application scenarios

Hazelcast powers many types of large-scale, data processing applications. A sample...
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Key customers

Hazelcast customers include 50 of the world’s largest financial services companies,...
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Licensing and pricing models

Hazelcast provides both open source and commercial software. The open source offering...
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Oracle Database Cloud Services Customers can choose from a wide range of database...
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