DBMS > Alibaba Cloud MaxCompute vs. Postgres-XL vs. SAP Advantage Database Server vs. VelocityDB

System Properties Comparison Alibaba Cloud MaxCompute vs. Postgres-XL vs. SAP Advantage Database Server vs. VelocityDB

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Editorial information provided by DB-Engines
Name	Alibaba Cloud MaxCompute  Xexclude from comparison	Postgres-XL  Xexclude from comparison	SAP Advantage Database Server former name: Sybase ADS  Xexclude from comparison	VelocityDB  Xexclude from comparison
			SAP Advantage Database Server seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
Description	MaxCompute (previously known as ODPS) is a general purpose, fully managed, multi-tenancy data processing platform for large-scale data warehousing	Based on PostgreSQL enhanced with MPP and write-scale-out cluster features	Low-cost RDBMS with access to ISAM and FoxPro data structures	A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database model	Relational DBMS a graph-processing framework is available with the graphs being stored in tables	Relational DBMS	Relational DBMS	Graph DBMS Object oriented DBMS
Secondary database models		Document store Spatial DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.84 Rank #209   Overall #98   Relational DBMS	Score 0.53 Rank #254   Overall #117   Relational DBMS		Score 0.11 Rank #354   Overall #37   Graph DBMS #15   Object oriented DBMS
Website	www.alibabacloud.com/­product/­maxcompute	www.postgres-xl.org	www.sap.com/products/advantage-database-server.html	velocitydb.com
Technical documentation	www.alibabacloud.com/­help/­en/­maxcompute	www.postgres-xl.org/­documentation		velocitydb.com/­UserGuide
Developer	Alibaba		Sybase, SAP	VelocityDB Inc
Initial release	2016	2014 since 2012, originally named StormDB	1993	2011
Current release		10 R1, October 2018		7.x
License Commercial or Open Source	commercial	Open Source Mozilla public license	commercial	commercial
Cloud-based only Only available as a cloud service	yes	no	no	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language		C		C#
Server operating systems	hosted	Linux macOS	Linux Windows	Any that supports .NET
Data scheme	yes	yes	yes	yes
Typing predefined data types such as float or date	yes	yes	yes	yes
XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.	no	yes XML type, but no XML query functionality	no	no
Secondary indexes	no	yes	yes	yes
SQL Support of SQL	SQL-like query language	yes distributed, parallel query execution	yes	no
APIs and other access methods	Fluentd Flume MaxCompute Console	ADO.NET JDBC native C library ODBC streaming API for large objects	.NET Client API ADO.NET JDBC ODBC OLE DB	.Net
Supported programming languages	Java	.Net C C++ Delphi Erlang Java JavaScript (Node.js) Perl PHP Python Tcl	Delphi Perl PHP	.Net
Server-side scripts Stored procedures	user defined functions in Java	user defined functions	yes	no
Triggers	no	yes	yes	Callbacks are triggered when data changes
Partitioning methods Methods for storing different data on different nodes	Sharding Implicit feature of the cloud service	horizontal partitioning	none	Sharding
Replication methods Methods for redundantly storing data on multiple nodes	yes Implicit feature of the cloud service		Multi-source replication CONFLICT Trigger to resolve replication conflicts Source-replica replication
MapReduce Offers an API for user-defined Map/Reduce methods	yes	no	no	no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency	Immediate Consistency	Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	no	yes	yes	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	no	ACID MVCC	ACID	ACID
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes
Durability Support for making data persistent	yes	yes	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	no	no	no caching of (temporary) tables can be configured	yes
User concepts Access control	Access rights for users and roles	fine grained access rights according to SQL-standard	fine grained access rights according to SQL-standard	Based on Windows Authentication
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More resources
	Alibaba Cloud MaxCompute	Postgres-XL	SAP Advantage Database Server former name: Sybase ADS	VelocityDB
Recent citations in the news	Alibaba Cloud To Launch Big Data Service in Europe 15 June 2017, Alizila Streaming Data Services Comparison: Alibaba Cloud, AWS, Azure, Google Cloud, IBM Cloud 20 January 2020, Wire19 Denodo and Alibaba Cloud Join Forces to Deliver Logical Data Integration and Management 5 July 2023, AiThority Gartner’s Magic Quadrant for Cloud Database Management Systems 9 December 2020, CRN Alibaba VP Yangqing Jia to Quit and Start Own AI Business 21 March 2023, Pandaily provided by Google News		SAP Announces Q3 2023 Results: Asia Pacific and Japan View 19 October 2023, SAP News provided by Google News

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