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DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Cachelot.io vs. ITTIA vs. Oracle Rdb

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Cachelot.io vs. ITTIA vs. Oracle Rdb

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Editorial information provided by DB-Engines
NameAlibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDB  Xexclude from comparisonCachelot.io  Xexclude from comparisonITTIA  Xexclude from comparisonOracle Rdb  Xexclude from comparison
DescriptionAn online MPP (Massively Parallel Processing) data warehousing service based on GreenplumIn-memory caching systemEdge Time Series DBMS with Real-Time Stream Processing
Primary database modelRelational DBMSKey-value storeTime Series DBMSRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.76
Rank#220  Overall
#102  Relational DBMS
Score0.04
Rank#388  Overall
#62  Key-value stores
Score0.44
Rank#267  Overall
#23  Time Series DBMS
Score1.14
Rank#178  Overall
#80  Relational DBMS
Websitewww.alibabacloud.com/­product/­hybriddb-postgresqlcachelot.iowww.ittia.comwww.oracle.com/­database/­technologies/­related/­rdb.html
Technical documentationwww.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overviewwww.oracle.com/­database/­technologies/­related/­rdb-doc.html
DeveloperAlibaba / Pivotal Software Inc. / PostgreSQL Global Development GroupITTIA L.L.C.Oracle, originally developed by Digital Equipment Corporation (DEC)
Initial release2016201520071984
Current release8.77.4.1.1, 2021
License infoCommercial or Open SourcecommercialOpen Source infoSimplified BSD Licensecommercialcommercial
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C and C++
Server operating systemshostedFreeBSD
Linux
OS X
Linux
Windows
HP Open VMS
Data schemeyesschema-freeFixed schemaFlexible Schema (defined schema, partial schema, schema free)
Typing infopredefined data types such as float or dateyesnoFloat/Blob/Integer/String/Unicode/Date/Time/Timestamp/Intervalyes
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.yesnonono
Secondary indexesyesnoyesyes
SQL infoSupport of SQLyesnoyesyes
APIs and other access methodsJDBC
ODBC
Memcached protocolJDBC
ODBC
RESTful HTTP API
WebSocket
Supported programming languagesC
Java
Perl
Python
R
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
OCaml
Perl
PHP
Python
Ruby
C
C++
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresyesnoyes
Triggersyesnono
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud servicenone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud servicenoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate Consistency
Foreign keys infoReferential integrityyesnoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoyesyes, on a single node
Concurrency infoSupport for concurrent manipulation of datayesyesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesnoyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyesno
User concepts infoAccess controlfine grained access rights according to SQL-standardnoDatabase file passwords

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More resources
Alibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDBCachelot.ioITTIAOracle Rdb
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