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DBMS > Microsoft Azure Search vs. Solr

System Properties Comparison Microsoft Azure Search vs. Solr

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Our visitors often compare Microsoft Azure Search and Solr with Elasticsearch, Amazon CloudSearch and Microsoft Azure Cosmos DB.

Editorial information provided by DB-Engines
NameMicrosoft Azure Search  Xexclude from comparisonSolr  Xexclude from comparison
DescriptionSearch-as-a-service for web and mobile app developmentA widely used enterprise search engine based on Apache Lucene
Primary database modelSearch engineSearch engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score6.84
Rank#51  Overall
#6  Search engines
Score59.12
Rank#16  Overall
#3  Search engines
Websiteazure.microsoft.com/­en-us/­services/­searchlucene.apache.org/­solr
Technical documentationdocs.microsoft.com/­en-us/­azure/­searchlucene.apache.org/­solr/­resources.html
DeveloperMicrosoftApache Software Foundation
Initial release20152004
Current releaseV18.2.0, July 2019
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2
Cloud-based only infoOnly available as a cloud serviceyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava
Server operating systemshostedAll OS with a Java VM and a servlet container inforuns as a servlet in servlet container (e.g. Tomcat, Jetty is included)
Data schemeyesyes infoDynamic Fields enables on-the-fly addition of new fields
Typing infopredefined data types such as float or dateyesyes infosupports customizable data types and automatic typing
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 indexesyesyes infoAll search fields are automatically indexed
SQL infoSupport of SQLnono infosupports limited query time joins
APIs and other access methodsRESTful HTTP APIJava API
RESTful HTTP API
Supported programming languages.Net
C#
.Net
Erlang
Java
JavaScript
any language that supports sockets and either XML or JSON
Perl
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresnoJava plugins
Triggersnoyes infoUser configurable commands triggered on index changes
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud servicecloud/distributed (via Zookeeper)
Master-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency infoslaves poll the master in predefined intervalls
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanooptimistic locking infoSolr 4
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlyes infousing Azure authentication

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More resources
Microsoft Azure SearchSolr
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