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DBMS > Amazon CloudSearch vs. Derby vs. Oracle Rdb vs. PostGIS

System Properties Comparison Amazon CloudSearch vs. Derby vs. Oracle Rdb vs. PostGIS

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Editorial information provided by DB-Engines
NameAmazon CloudSearch  Xexclude from comparisonDerby infooften called Apache Derby, originally IBM Cloudscape; contained in the Java SDK as JavaDB  Xexclude from comparisonOracle Rdb  Xexclude from comparisonPostGIS  Xexclude from comparison
DescriptionA hosted search engine service by Amazon with the data stored in Amazons cloudFull-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.Spatial extension of PostgreSQL
Primary database modelSearch engineRelational DBMSRelational DBMSSpatial DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.81
Rank#137  Overall
#12  Search engines
Score4.60
Rank#70  Overall
#38  Relational DBMS
Score1.14
Rank#178  Overall
#80  Relational DBMS
Score21.72
Rank#29  Overall
#1  Spatial DBMS
Websiteaws.amazon.com/­cloudsearchdb.apache.org/­derbywww.oracle.com/­database/­technologies/­related/­rdb.htmlpostgis.net
Technical documentationdocs.aws.amazon.com/­cloudsearchdb.apache.org/­derby/­manuals/­index.htmlwww.oracle.com/­database/­technologies/­related/­rdb-doc.htmlpostgis.net/­documentation
DeveloperAmazonApache Software FoundationOracle, originally developed by Digital Equipment Corporation (DEC)
Initial release2012199719842005
Current release10.17.1.0, November 20237.4.1.1, 20213.4.2, February 2024
License infoCommercial or Open SourcecommercialOpen Source infoApache version 2commercialOpen Source infoGPL v2.0
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC
Server operating systemshostedAll OS with a Java VMHP Open VMS
Data schemeyesyesFlexible Schema (defined schema, partial schema, schema free)yes
Typing infopredefined data types such as float or dateyesyesyesyes
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.yesnoyes
Secondary indexesyes infoall search fields are automatically indexedyesyesyes
SQL infoSupport of SQLnoyesyesyes
APIs and other access methodsHTTP APIJDBC
Supported programming languagesJava
Server-side scripts infoStored proceduresnoJava Stored Proceduresuser defined functions
Triggersnoyesyes
Partitioning methods infoMethods for storing different data on different nodesyes infoautomatic partitioning across Amazon Search Instance as requirednoneyes infobased on PostgreSQL
Replication methods infoMethods for redundantly storing data on multiple nodesyes infomanaged transparently by AWSSource-replica replicationyes infobased on PostgreSQL
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDyes, on a single nodeACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnono
User concepts infoAccess controlauthentication via encrypted signaturesfine grained access rights according to SQL-standardyes infobased on PostgreSQL

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More resources
Amazon CloudSearchDerby infooften called Apache Derby, originally IBM Cloudscape; contained in the Java SDK as JavaDBOracle RdbPostGIS
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