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DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Greenplum vs. searchxml vs. XTDB

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Greenplum vs. searchxml vs. XTDB

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Editorial information provided by DB-Engines
NameAlibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDB  Xexclude from comparisonGreenplum  Xexclude from comparisonsearchxml  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparison
DescriptionAn online MPP (Massively Parallel Processing) data warehousing service based on GreenplumAnalytic Database platform built on PostgreSQL. Full name is Pivotal Greenplum Database infoA logical database in Greenplum is an array of individual PostgreSQL databases working together to present a single database image.DBMS for structured and unstructured content wrapped with an application serverA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelRelational DBMSRelational DBMSNative XML DBMS
Search engine
Document store
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.76
Rank#220  Overall
#102  Relational DBMS
Score8.08
Rank#48  Overall
#31  Relational DBMS
Score0.03
Rank#390  Overall
#7  Native XML DBMS
#24  Search engines
Score0.18
Rank#332  Overall
#46  Document stores
Websitewww.alibabacloud.com/­product/­hybriddb-postgresqlgreenplum.orgwww.searchxml.net/­category/­productsgithub.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationwww.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overviewdocs.greenplum.orgwww.searchxml.net/­support/­handoutswww.xtdb.com/­docs
DeveloperAlibaba / Pivotal Software Inc. / PostgreSQL Global Development GroupPivotal Software Inc.informationpartners gmbhJuxt Ltd.
Initial release2016200520152019
Current release7.0.0, September 20231.01.19, September 2021
License infoCommercial or Open SourcecommercialOpen Source infoApache 2.0commercialOpen Source infoMIT License
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++Clojure
Server operating systemshostedLinuxWindowsAll OS with a Java 8 (and higher) VM
Linux
Data schemeyesyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesyesyes, extensible-data-notation format
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.yesyes infosince Version 4.2yesno
Secondary indexesyesyesyesyes
SQL infoSupport of SQLyesyesnolimited SQL, making use of Apache Calcite
APIs and other access methodsJDBC
ODBC
JDBC
ODBC
RESTful HTTP API
WebDAV
XQuery
XSLT
HTTP REST
JDBC
Supported programming languagesC
Java
Perl
Python
R
C
Java
Perl
Python
R
C++ infomost other programming languages supported via APIsClojure
Java
Server-side scripts infoStored proceduresyesyesyes infoon the application serverno
Triggersyesyesnono
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceSource-replica replicationyes infosychronisation to multiple collectionsyes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDmultiple readers, single writerACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonono
User concepts infoAccess controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardDomain, group and role-based access control at the document level and for application services

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More resources
Alibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDBGreenplumsearchxmlXTDB infoformerly named Crux
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