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DBMS > Amazon SimpleDB vs. Apache Impala vs. Cloudflare Workers KV vs. Rockset vs. SAP IQ

System Properties Comparison Amazon SimpleDB vs. Apache Impala vs. Cloudflare Workers KV vs. Rockset vs. SAP IQ

Editorial information provided by DB-Engines
NameAmazon SimpleDB  Xexclude from comparisonApache Impala  Xexclude from comparisonCloudflare Workers KV  Xexclude from comparisonRockset  Xexclude from comparisonSAP IQ infoformer name: Sybase IQ  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 ScioreAnalytic DBMS for HadoopA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.A scalable, reliable search and analytics service in the cloud, built on RocksDBColumnar RDBMS optimized for Big Data analytics
Primary database modelKey-value storeRelational DBMSKey-value storeDocument storeRelational DBMS infocolumn-oriented
Secondary database modelsDocument storeRelational DBMS
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.85
Rank#138  Overall
#24  Key-value stores
Score13.77
Rank#40  Overall
#24  Relational DBMS
Score0.32
Rank#283  Overall
#40  Key-value stores
Score0.79
Rank#211  Overall
#35  Document stores
Score2.75
Rank#104  Overall
#53  Relational DBMS
Websiteaws.amazon.com/­simpledbimpala.apache.orgwww.cloudflare.com/­developer-platform/­workers-kvrockset.comwww.sap.com/­products/­technology-platform/­sybase-iq-big-data-management.html
Technical documentationdocs.aws.amazon.com/­simpledbimpala.apache.org/­impala-docs.htmldevelopers.cloudflare.com/­kv/­apidocs.rockset.comhelp.sap.com/­docs/­SAP_IQ
DeveloperAmazonApache Software Foundation infoApache top-level project, originally developed by ClouderaCloudflareRocksetSAP, formerly Sybase
Initial release20072013201820191994
Current release4.1.0, June 202216.1 SPS04, April 2019
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2commercialcommercialcommercial
Cloud-based only infoOnly available as a cloud serviceyesnoyesyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++
Server operating systemshostedLinuxhostedhostedAIX
HP-UX
Linux
Solaris
Windows
Data schemeschema-freeyesschema-freeschema-freeyes
Typing infopredefined data types such as float or datenoyesnodynamic typingyes
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.nonono infoingestion from XML files supportedno
Secondary indexesyes infoAll columns are indexed automaticallyyesnoall fields are automatically indexedyes
SQL infoSupport of SQLnoSQL-like DML and DDL statementsnoRead-only SQL queries, including JOINsyes
APIs and other access methodsRESTful HTTP APIJDBC
ODBC
HTTP REST
Proprietary protocol
HTTP RESTADO.NET
JDBC
ODBC
RESTful HTTP API
Supported programming languages.Net
C
C++
Erlang
Java
PHP
Python
Ruby
Scala
All languages supporting JDBC/ODBCC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
Go
Java
JavaScript (Node.js)
Python
C
C#
C++
Java
Perl
PHP
Python
Ruby
Server-side scripts infoStored proceduresnoyes infouser defined functions and integration of map-reducenonoyes
Triggersnonononoyes
Partitioning methods infoMethods for storing different data on different nodesnone infoSharding must be implemented in the applicationShardingAutomatic shardingshared disk or shared nothing architectures with SAP IQ Multiplexer
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factoryesyesSAP/Sybase Replication Server
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infoquery execution via MapReducenonoHadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be specified for read operations
Eventual ConsistencyEventual ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoConcurrent data updates can be detected by the applicationnononoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonono
User concepts infoAccess controlAccess rights for users and roles can be defined via the AWS Identity and Access Management (IAM)Access rights for users, groups and roles infobased on Apache Sentry and KerberosAccess rights for users and organizations can be defined via Rockset consolefine grained access rights according to SQL-standard

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More resources
Amazon SimpleDBApache ImpalaCloudflare Workers KVRocksetSAP IQ infoformer name: Sybase IQ
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