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DBMS > Ehcache vs. Impala

System Properties Comparison Ehcache vs. Impala

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Editorial information provided by DB-Engines
NameEhcache  Xexclude from comparisonImpala  Xexclude from comparison
DescriptionA widely adopted Java cache with tiered storage optionsAnalytic DBMS for Hadoop
Primary database modelKey-value storeRelational DBMS
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score6.07
Rank#51  Overall
#6  Key-value stores
Score14.74
Rank#37  Overall
#23  Relational DBMS
Websitewww.ehcache.orgwww.cloudera.com/­products/­open-source/­apache-hadoop/­impala.html
Technical documentationwww.ehcache.org/­documentationwww.cloudera.com/­documentation/­enterprise/­latest/­topics/­impala.html
DeveloperTerracotta Inc, owned by Software AGCloudera
Initial release20092013
Current release3.8.0, July 20193.3.0, August 2019
License infoCommercial or Open SourceOpen Source infoApache Version 2; commercial licenses availableOpen Source infoApache Version 2
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++
Server operating systemsAll OS with a Java VMLinux
Data schemeschema-freeyes
Typing infopredefined data types such as float or dateyesyes
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.nono
Secondary indexesnoyes
SQL infoSupport of SQLnoSQL-like DML and DDL statements
APIs and other access methodsJCacheJDBC
ODBC
Supported programming languagesJavaAll languages supporting JDBC/ODBC
Server-side scripts infoStored proceduresnoyes infouser defined functions and integration of map-reduce
Triggersyes infoCache Event Listenersno
Partitioning methods infoMethods for storing different data on different nodesSharding infoby using Terracotta ServerSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoby using Terracotta Serverselectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infoquery execution via MapReduce
Consistency concepts infoMethods to ensure consistency in a distributed systemTunable Consistency (Strong, Eventual, Weak)Eventual Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infosupports JTA and can work as an XA resourceno
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infousing a tiered cache-storage approachyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlnoAccess rights for users, groups and roles infobased on Apache Sentry and Kerberos

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More resources
EhcacheImpala
Recent citations in the news

Ehcache 3.0 Released with Revamped API and Off-Heap Storage
2 May 2016, InfoQ.com

Different types of NoSQL databases and when to use them
10 September 2019, Packt Hub

Ehcache Joins Terracotta 15
18 August 2009, InfoQ.com

Hazelcast open source in-memory data grid secures $21.5 million funding, expands platform to real-time streaming data
18 June 2019, ZDNet

Memcached surpasses EhCache and Coherence in Java Job Demand 17
13 September 2011, InfoQ.com

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Cloudera Boosts Hadoop App Development On Impala
10 November 2014, InformationWeek

Cloudera's a data warehouse player now
28 August 2018, ZDNet

Cloudera’s Impala brings Hadoop to SQL and BI
25 October 2012, ZDNet

Cloudera: Impala's it for interactive SQL on Hadoop; everything else will move to Spark
3 July 2014, GigaOM

Cloudera says Impala is faster than Hive, which isn't saying much
13 January 2014, GigaOM

provided by Google News

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