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DBMS > c-treeACE vs. NCache vs. Oracle

System Properties Comparison c-treeACE vs. NCache vs. Oracle

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Editorial information provided by DB-Engines
Namec-treeACE  Xexclude from comparisonNCache  Xexclude from comparisonOracle  Xexclude from comparison
DescriptionHigh speed key-value store, desgined for high availability, mission critical applications with automatic recovery and immediately consistent transaction support.Open source in-memory key-value storeWidely used RDBMS
Primary database modelKey-value store
Relational DBMS
Key-value storeRelational DBMS
Secondary database modelsDocument store
Graph DBMS infowith Oracle Spatial and Graph
RDF store infowith Oracle Spatial and Graph
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.52
Rank#202  Overall
#34  Key-value stores
#98  Relational DBMS
Score0.95
Rank#151  Overall
#24  Key-value stores
Score1355.88
Rank#1  Overall
#1  Relational DBMS
Websitewww.faircom.com/­-products/­-c-treeacewww.alachisoft.com/­ncachewww.oracle.com/­database
Technical documentationlearn.faircomcorp.com/­developers/­documentation_directorywww.alachisoft.com/­resources/­docsdocs.oracle.com/­en/­database
DeveloperFairCom CorporationAlachisoftOracle
Initial release197920041980
Current releaseV11.5, November 20175.0, May 201919c, February 2019
License infoCommercial or Open Sourcecommercial infoRestricted, free version availableOpen Source infoApache 2.0commercial inforestricted free version is available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageANSI C, C++C#, C++, .NETC and C++
Server operating systemsAIX
FreeBSD
HP-UX
Linux
NetBSD
OS X
QNX
SCO
Solaris
VxWorks
Windows infoeasily portable to other OSs
WindowsAIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS
Data schemeFlexible Schema (defined schema, partial schema, schema free)schema-freeyes infoSchemaless in JSON and XML columns
Typing infopredefined data types such as float or dateyes, ANSI Standard SQL Typesyes
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.nonoyes
Secondary indexesyesyesyes
SQL infoSupport of SQLyes infoANSI SQL queriesSQL-like query syntax (OQL) for searching the cacheyes infowith proprietary extensions
APIs and other access methodsDirect SQL
RESTful HTTP API
ADO.NET
JDBC
ODBC
LINQ
Proprietary protocol
ODP.NET
Oracle Call Interface (OCI)
JDBC
ODBC
Supported programming languages.Net
C
C#
C++
Java
JavaScript
PHP
Python
Visual Basic
.Net
C#
Java
Visual Basic.NET
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 infoStored proceduresyes info.Net, JavaScript, C/C++no infosupport for stored procedures with SQL-Server CLRPL/SQL infoalso stored procedures in Java possible
Triggersyesyes infoNotificationsyes
Partitioning methods infoMethods for storing different data on different nodesFile partitioning, horizontal partitioning, sharding infoCustomizable business rules for table partitioningyeshorizontal partitioning infowith the optional Oracle Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoSynchronous and asynchronous realtime replication based on transaction logsyes, with selectable consistency levelMaster-master replication
Master-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno infocan be realized in PL/SQL
Consistency concepts infoMethods to ensure consistency in a distributed systemTunable Consistency
Immediate Consistency
Eventual Consistency
Immediate Consistency
Immediate Consistency
Foreign keys infoReferential integrityyes infowhen using SQLnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDoptimistic lockingACID infoisolation level can be parameterized
Concurrency infoSupport for concurrent manipulation of datayes infoacross SQL and NoSQLyesyes
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.yesyesyes infoVersion 12c introduced the new option 'Oracle Database In-Memory'
User concepts infoAccess controlFine grained user, group and file access rights managed across SQL (per ANSI standard) and NoSQL.authentification to access the cache via Active Directory/LDAP (possible roles: user, administrator)fine grained access rights according to SQL-standard
More information provided by the system vendor
c-treeACENCacheOracle
Specific characteristicsSpeed, reliability and consistency are the reasons businesses choose FairCom’s c-treeACE...
» more
NCache has been the market leader in .NET Distributed Caching for the last 10 years....
» more
Oracle Database (commonly referred to as Oracle RDBMS or simply as Oracle) is a multi-model...
» more
Competitive advantagesTop Features High-speed transaction processing Immediately consistent, ACID-compliant,...
» more
Ncache is 100% .NET with ASP.NET Session State storage, ASP.NET View State Caching,...
» more
Typical application scenariosc-treeACE speed, reliability, and flexibility are direct reasons this technology...
» more
NCache enables industries and users including users doing: Fraud Detection, Retail...
» more
Key customersVISA, UPS, Verizon, Motorola, CommVault, Thomson Reuters, ACI, BNY Mellon, Rockwell...
» more
Bank of America, Citi, Natures Way, Charter Spectrum, Barclays, Henry Schein, GBM,...
» more
Market metricsFrom banking and financial transactions, transportation, warehouse automation, package...
» more
Market Leader in .NET Distributed Caching for the last 10 years.
» more
Licensing and pricing modelsJust as the technical aspects of c-treeACE are flexible to meet operation requirements,...
» more
The NCache Enterprise licensing model is according to the number of nodes and shards...
» more
Oracle Database Cloud Services Customers can choose from a wide range of database...
» more
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More resources
c-treeACENCacheOracle
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Recent citations in the news

FairCom and Software AG sign new contract for c-treeACE Database
22 March 2019, PRNewswire

Database leader FairCom releases c-treeACE V11.5
8 November 2017, PR Newswire

Verizon awards database contract to FairCom
26 September 2018, Markets Insider

FairCom to feature #ctreeEDGE IoT Database at LiveWorx19
4 June 2019, PRNewswire

FairCom databases: Smaller footprint, lower licensing costs
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provided by Google News

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NCache Distributed Cache for .NET Gets Open Sourced
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NCache: A Distributed Cache for the .NET Platform Available Today
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Velocity: Microsoft's Distributed In-Memory Cache
4 June 2008, InfoQ.com

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Amazon kisses last Oracle database goodbye, completes years-long migration
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Oracle Stock Falls as Analyst Warns on Cloud Business Following Amazon.com Migration
17 October 2019, Barron's

4 Technology Shifts That Are Reshaping The Enterprise Database
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Oracle Faces Serious Challenges Following Death of Co-CEO Mark Hurd
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Oracle exits OpenWorld 2019 with a lot riding on Autonomous Database, Oracle Cloud conversions, services pivot
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