DBMS > Atos Standard Common Repository vs. Citus vs. Microsoft Azure Synapse Analytics vs. SpaceTime

System Properties Comparison Atos Standard Common Repository vs. Citus vs. Microsoft Azure Synapse Analytics vs. SpaceTime

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	Citus  Xexclude from comparison	Microsoft Azure Synapse Analytics previously named Azure SQL Data Warehouse  Xexclude from comparison	SpaceTime  Xexclude from comparison
	This system has been discontinued and will be removed from the DB-Engines ranking.
Description	Highly scalable database system, designed for managing session and subscriber data in modern mobile communication networks	Scalable hybrid operational and analytics RDBMS for big data use cases based on PostgreSQL	Elastic, large scale data warehouse service leveraging the broad eco-system of SQL Server	SpaceTime is a spatio-temporal DBMS with a focus on performance.
Primary database model	Document store Key-value store	Relational DBMS	Relational DBMS	Spatial DBMS
Secondary database models		Document store		Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 2.15 Rank #117   Overall #56   Relational DBMS	Score 19.93 Rank #31   Overall #19   Relational DBMS	Score 0.03 Rank #392   Overall #8   Spatial DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	www.citusdata.com	azure.microsoft.com/­services/­synapse-analytics	www.mireo.com/­spacetime
Technical documentation		docs.citusdata.com	docs.microsoft.com/­azure/­synapse-analytics
Developer	Atos Convergence Creators		Microsoft	Mireo
Initial release	2016	2010	2016	2020
Current release	1703	8.1, December 2018
License Commercial or Open Source	commercial	Open Source AGPL, commercial license also available	commercial	commercial
Cloud-based only Only available as a cloud service	no	no	yes	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language	Java	C	C++	C++
Server operating systems	Linux	Linux	hosted	Linux
Data scheme	Schema and schema-less with LDAP views	yes	yes	yes
Typing predefined data types such as float or date	optional	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.	yes	yes specific XML type available, but no XML query functionality	no	no
Secondary indexes	yes	yes	yes	no
SQL Support of SQL	no	yes standard, with numerous extensions	yes	A subset of ANSI SQL is implemented
APIs and other access methods	LDAP	ADO.NET JDBC native C library ODBC streaming API for large objects	ADO.NET JDBC ODBC	RESTful HTTP API
Supported programming languages	All languages with LDAP bindings	.Net C C++ Delphi Java JavaScript (Node.js) Perl PHP Python Tcl	C# Java PHP	C# C++ Python
Server-side scripts Stored procedures	no	user defined functions realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.	Transact SQL	no
Triggers	yes	yes	no	no
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	Sharding	Sharding, horizontal partitioning	Fixed-grid hypercubes
Replication methods Methods for redundantly storing data on multiple nodes	yes	Source-replica replication other methods possible by using 3rd party extensions	yes	Real-time block device replication (DRBD)
MapReduce Offers an API for user-defined Map/Reduce methods		no	no	no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency or Eventual Consistency depending on configuration	Immediate Consistency	Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	no	yes	no docs.microsoft.com/­en-us/­azure/­synapse-analytics/­sql-data-warehouse/­sql-data-warehouse-table-constraints	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	Atomic execution of specific operations	ACID	ACID	no
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.	yes	no		no
User concepts Access control	LDAP bind authentication	fine grained access rights according to SQL-standard	yes	yes
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More resources
	Atos Standard Common Repository	Citus	Microsoft Azure Synapse Analytics previously named Azure SQL Data Warehouse	SpaceTime
Recent citations in the news		What Microsoft's Open Source PostgreSQL Acquisition Portends for SQL Server 1 June 2024, ITPro Today Ubicloud wants to build an open source alternative to AWS 5 March 2024, TechCrunch Ubicloud reels in $16M for its open-source cloud platform 5 March 2024, SiliconANGLE News Microsoft acquires Citus Data, re-affirming its commitment to Open Source and accelerating Azure PostgreSQL ... 24 January 2019, Microsoft Microsoft Benchmarks Distributed PostgreSQL DBs 10 July 2023, Datanami provided by Google News	Migrate Microsoft Azure Synapse Analytics to Amazon Redshift using AWS SCT | Amazon Web Services 18 October 2023, AWS Blog Azure Synapse Runtime for Apache Spark 3.2 End of Support | Azure updates 22 March 2024, Microsoft Azure Synapse Analytics: Everything you need to know about Microsoft's cloud analytics platform 24 September 2023, DataScientest Azure Synapse vs. Databricks: Data Platform Comparison 2024 26 March 2024, eWeek Azure Synapse Link for Cosmos DB: New Analytics Capabilities 10 November 2023, InfoQ.com provided by Google News

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