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DBMS > Amazon SimpleDB vs. LeanXcale

System Properties Comparison Amazon SimpleDB vs. LeanXcale

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Our visitors often compare Amazon SimpleDB and LeanXcale with Amazon Aurora, Google Cloud Firestore and PostgreSQL.

Editorial information provided by DB-Engines
NameAmazon SimpleDB  Xexclude from comparisonLeanXcale  Xexclude from comparison
DescriptionHosted simple database service by Amazon, with the data stored in the Amazon Cloud. infoThere is an unrelated product called SimpleDB developed by Edward ScioreFull ACID, highly scalable DBMS for OLTP and OLAP applications with transactions on distributed data
Primary database modelKey-value storeKey-value store
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.19
Rank#103  Overall
#18  Key-value stores
Score0.18
Rank#259  Overall
#43  Key-value stores
#121  Relational DBMS
Websiteaws.amazon.com/­simpledbwww.leanxcale.com
Technical documentationdocs.aws.amazon.com/­simpledb
DeveloperAmazonLeanXcale
Initial release20072015
License infoCommercial or Open Sourcecommercialcommercial
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.
Server operating systemshosted
Data schemeschema-freeyes
Typing infopredefined data types such as float or dateno
Secondary indexesyes infoAll columns are indexed automatically
SQL infoSupport of SQLnoyes infothrough Apache Derby
APIs and other access methodsRESTful HTTP APIproprietary key/value interface
JDBC
Supported programming languages.Net
C
C++
Erlang
Java
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresno
Triggersno
Partitioning methods infoMethods for storing different data on different nodesnone infoSharding must be implemented in the application
Replication methods infoMethods for redundantly storing data on multiple nodesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be specified for read operations
Immediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoConcurrent data updates can be detected by the applicationACID
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.no
User concepts infoAccess controlAccess rights for users and roles can be defined via the AWS Identity and Access Management (IAM)

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More resources
Amazon SimpleDBLeanXcale
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