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DBMS > Amazon Redshift vs. Impala vs. JSqlDb vs. NCache vs. Oracle

System Properties Comparison Amazon Redshift vs. Impala vs. JSqlDb vs. NCache vs. Oracle

Editorial information provided by DB-Engines
NameAmazon Redshift  Xexclude from comparisonImpala  Xexclude from comparisonJSqlDb  Xexclude from comparisonNCache  Xexclude from comparisonOracle  Xexclude from comparison
DescriptionLarge scale data warehouse service for use with business intelligence toolsAnalytic DBMS for HadoopJavaScript Query Language Database, stores JavaScript objects and primitivesNCache is a 100% .NET / .NET Core Open Source in-memory distributed cache.Widely used RDBMS
Primary database modelRelational DBMSRelational DBMSDocument store
Object oriented DBMS
Key-value storeRelational DBMS
Secondary database modelsDocument storeDocument store
Search engine infoUsing distributed Lucene
Document 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
Score23.01
Rank#30  Overall
#17  Relational DBMS
Score15.15
Rank#37  Overall
#22  Relational DBMS
Score0.00
Rank#340  Overall
#46  Document stores
#20  Object oriented DBMS
Score1.26
Rank#148  Overall
#27  Key-value stores
Score1369.36
Rank#1  Overall
#1  Relational DBMS
Websiteaws.amazon.com/­redshiftwww.cloudera.com/­products/­open-source/­apache-hadoop/­impala.htmljsqldb.orgwww.alachisoft.com/­ncachewww.oracle.com/­database
Technical documentationdocs.aws.amazon.com/­redshiftdocs.cloudera.com/­documentation/­enterprise/­latest/­topics/­impala.htmlwww.alachisoft.com/­resources/­docsdocs.oracle.com/­en/­database
DeveloperAmazon (based on PostgreSQL)ClouderaKonrad von BackstromAlachisoftOracle
Initial release20122013201820051980
Current release3.3.0, August 20190.8, December 20185.0, May 201919c, February 2019
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2Open SourceOpen Source infoEnterprise Edition availablecommercial inforestricted free version is available
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCC++C#, .NET, .NET CoreC and C++
Server operating systemshostedLinuxLinux
macOS
Windows
Linux
Windows
AIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS
Data schemeyesyesschema-freeschema-freeyes infoSchemaless in JSON and XML columns
Typing infopredefined data types such as float or dateyesyesnopartial 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.nonononoyes
Secondary indexesrestrictedyesnoyesyes
SQL infoSupport of SQLyes infodoes not fully support an SQL-standardSQL-like DML and DDL statementsnoSQL-like query syntax and LINQ for searching the cache. Cache Synchronization with SQL Server using SQL dependency.yes infowith proprietary extensions
APIs and other access methodsJDBC
ODBC
JDBC
ODBC
IDistributedCache
JCache
LINQ
Proprietary native API
JDBC
ODBC
ODP.NET
Oracle Call Interface (OCI)
Supported programming languagesAll languages supporting JDBC/ODBCAll languages supporting JDBC/ODBCJavaScript.Net
.Net Core
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 proceduresuser defined functions infoin Pythonyes infouser defined functions and integration of map-reducefunctions in JavaScriptno infosupport for stored procedures with SQL-Server CLRPL/SQL infoalso stored procedures in Java possible
Triggersnononoyes infoNotificationsyes
Partitioning methods infoMethods for storing different data on different nodesShardingShardingnoneyeshorizontal partitioning infowith the optional Oracle Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factornoneyes, with selectable consistency levelMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infoquery execution via MapReducenoyesno infocan be realized in PL/SQL
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyEventual Consistency
Immediate Consistency
Strong Eventual Consistency over WAN with Conflict Resolution using Bridge Topology
Immediate Consistency
Foreign keys infoReferential integrityyes infoinformational only, not enforced by the systemnononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnooptimistic locking and pessimistic lockingACID infoisolation level can be parameterized
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyes infousing RocksDByesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyesyes infoVersion 12c introduced the new option 'Oracle Database In-Memory'
User concepts infoAccess controlfine grained access rights according to SQL-standardAccess rights for users, groups and roles infobased on Apache Sentry and KerberosAuthentication 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
Amazon RedshiftImpalaJSqlDbNCacheOracle
Specific characteristicsNCache has been the market leader in .NET Distributed Caching since 2005 . NCache...
» more
Oracle Database (commonly referred to as Oracle RDBMS or simply as Oracle) is a multi-model...
» more
Competitive advantagesNCache is 100% .NET/ .NET Core based which fully supports ASP.NET Core Sessions ,...
» more
Typical application scenariosNCache enables industries like retail, finance, banking IoT, travel, ecommerce, healthcare...
» more
Key customersBank of America, Citi, Natures Way, Charter Spectrum, Barclays, Henry Schein, GBM,...
» more
Market metricsMarket Leader in .NET Distributed Caching since 2005.
» more
Licensing and pricing modelsNCache Open Source is free on an as-is basis without any support. NCache Enterprise...
» more
Oracle Database Cloud Services Customers can choose from a wide range of database...
» more
News

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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
Amazon RedshiftImpalaJSqlDbNCacheOracle
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