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DBMS > Adabas vs. c-treeEDGE vs. Hypertable vs. NCache vs. Oracle Rdb

System Properties Comparison Adabas vs. c-treeEDGE vs. Hypertable vs. NCache vs. Oracle Rdb

Editorial information provided by DB-Engines
NameAdabas infodenotes "adaptable data base"  Xexclude from comparisonc-treeEDGE  Xexclude from comparisonHypertable  Xexclude from comparisonNCache  Xexclude from comparisonOracle Rdb  Xexclude from comparison
Hypertable has stopped its further development with March 2016 and is removed from the DB-Engines ranking.
DescriptionOLTP - DBMS for mainframes and Linux/Unix/Windows environments infoused typically together with the Natural programming platformDatabase built for IoT edge computing, which runs natively on ARM or x86 processors and on major IoT operating systems.An open source BigTable implementation based on distributed file systems such as HadoopNCache is a 100% .NET / .NET Core Open Source in-memory distributed cache.
Primary database modelMultivalue DBMSKey-value store
Relational DBMS
Wide column storeKey-value storeRelational DBMS
Secondary database modelsDocument store
Search engine infoUsing distributed Lucene
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.51
Rank#70  Overall
#1  Multivalue DBMS
Score0.35
Rank#235  Overall
#41  Key-value stores
#111  Relational DBMS
Score0.89
Rank#160  Overall
#27  Key-value stores
Score1.01
Rank#149  Overall
#73  Relational DBMS
Websitewww.softwareag.com/­corporate/­products/­adabas_natural/­adabas/­default.htmlwww.faircom.com/­-products/­-c-treeedgewww.alachisoft.com/­ncachewww.oracle.com/­technetwork/­database/­database-technologies/­rdb/­overview/­index.html
Technical documentationlearn.faircomcorp.com/­developers/­documentation_directorywww.alachisoft.com/­resources/­docs
DeveloperSoftware AGFairCom CorporationHypertable Inc.AlachisoftOracle, originally developed by Digital Equipment Corporation (DEC)
Initial release19711979200920051984
Current releaseV1, Juni 20180.9.8.11, March 20165.0, May 20197.3.3.2.0, 2019
License infoCommercial or Open Sourcecommercialcommercial infoRestricted, free version availableOpen Source infoGNU version 3. Commercial license availableOpen Source infoEnterprise Edition availablecommercial
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageANSI C, C++C++C#, .NET, .NET Core
Server operating systemsBS2000
Linux
Unix
Windows
z/OS
z/VSE
Android
Linux
Raspbian
Windows infoeasily portable to other OSs
Linux
OS X
Windows infoan inofficial Windows port is available
Linux
Windows
HP Open VMS
Data schemeyesFlexible Schema (defined schema, partial schema, schema free)schema-freeschema-freeFlexible Schema (defined schema, partial schema, schema free)
Typing infopredefined data types such as float or dateyesyes, ANSI Standard SQL Typesnopartial infoSupported data types are Lists, Queues, Hashsets, Dictionary and Counteryes
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
Secondary indexesyesyesrestricted infoonly exact value or prefix value scansyesyes
SQL infoSupport of SQLyes infowith add-on product Adabas SQL Gatewayyes infoANSI SQL queriesnoSQL-like query syntax and LINQ for searching the cache. Cache Synchronization with SQL Server using SQL dependency.yes
APIs and other access methodsHTTP API infowith add-on software Adabas SOA Gateway
SOAP-based API infowith add-on software Adabas SOA Gateway
ADO.NET
Direct SQL
IoT Microservice layer
JDBC
MQTT (Message Queue Telemetry Transport)
ODBC
RESTful HTTP API
C++ API
Thrift
IDistributedCache
JCache
LINQ
Proprietary native API
Supported programming languagesNatural.Net
C
C#
C++
Java
JavaScript
PHP
Python
Visual Basic
C++
Java
Perl
PHP
Python
Ruby
.Net
.Net Core
C#
Java
Visual Basic.NET
Server-side scripts infoStored proceduresin Naturalyes info.Net, JavaScript, C/C++nono infosupport for stored procedures with SQL-Server CLR
Triggersnoyesnoyes infoNotifications
Partitioning methods infoMethods for storing different data on different nodesyes, with additonal products like Adabas Cluster Services, Adabas Parallel Services, Adabas VistaFile partitioning infoCustomizable business rules for partitioningShardingyes
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with add-on product Event Replicatoryes infoSynchronous and asynchronous realtime replication based on transaction logsselectable replication factor on file system levelyes, with selectable consistency level
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Tunable Consistency
Immediate ConsistencyEventual Consistency
Immediate Consistency
Strong Eventual Consistency over WAN with Conflict Resolution using Bridge Topology
Immediate Consistency
Foreign keys infoReferential integritynoyes infowhen using SQLnonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnooptimistic locking and pessimistic lockingyes, on a single node
Concurrency infoSupport for concurrent manipulation of datayesyes infoacross SQL and NoSQLyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyesno
User concepts infoAccess controlonly with OS-specific tools (e.g. IBM RACF, CA Top Secret)Fine grained user, group and file access rights managed across SQL (per ANSI standard) and NoSQL.noAuthentication to access the cache via Active Directory/LDAP (possible roles: user, administrator)
More information provided by the system vendor
Adabas infodenotes "adaptable data base"c-treeEDGEHypertableNCacheOracle Rdb
Specific characteristicsThe c-treeEDGE IoT Database is a fast, flexible solution with a robust architecture...
» more
NCache has been the market leader in .NET Distributed Caching since 2005 . NCache...
» more
Competitive advantagesTop Features Micro footprint: As low as 37 MB IoT communication interfaces : MQTT,...
» more
NCache is 100% .NET/ .NET Core based which fully supports ASP.NET Core Sessions ,...
» more
Typical application scenariosc-treeEDGE can be deployed at or near the data collection point (sensors) and used...
» more
NCache enables industries like retail, finance, banking IoT, travel, ecommerce, healthcare...
» more
Key customersNew product
» more
Bank of America, Citi, Natures Way, Charter Spectrum, Barclays, Henry Schein, GBM,...
» more
Market metricsNew product
» more
Market Leader in .NET Distributed Caching since 2005.
» more
Licensing and pricing modelsJust as the technical aspects of c-treeEDGE are flexible to meet operation requirements,...
» more
NCache Open Source is free on an as-is basis without any support. NCache Enterprise...
» more
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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
Adabas infodenotes "adaptable data base"c-treeEDGEHypertableNCacheOracle Rdb
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