DBMS > Alibaba Cloud Table Store vs. Atos Standard Common Repository vs. Sequoiadb vs. XTDB

System Properties Comparison Alibaba Cloud Table Store vs. Atos Standard Common Repository vs. Sequoiadb vs. XTDB

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Editorial information provided by DB-Engines
Name	Alibaba Cloud Table Store  Xexclude from comparison	Atos Standard Common Repository  Xexclude from comparison	Sequoiadb  Xexclude from comparison	XTDB formerly named Crux  Xexclude from comparison
		This system has been discontinued and will be removed from the DB-Engines ranking.
Description	A fully managed Wide Column Store for large quantities of semi-structured data with real-time access	Highly scalable database system, designed for managing session and subscriber data in modern mobile communication networks	NewSQL database with distributed OLTP and SQL	A general purpose database with bitemporal SQL and Datalog and graph queries
Primary database model	Wide column store	Document store Key-value store	Document store Relational DBMS	Document store
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.31 Rank #297   Overall #11   Wide column stores		Score 0.50 Rank #258   Overall #41   Document stores #120   Relational DBMS	Score 0.18 Rank #332   Overall #46   Document stores
Website	www.alibabacloud.com/­product/­table-store	atos.net/en/convergence-creators/portfolio/standard-common-repository	www.sequoiadb.com	github.com/­xtdb/­xtdb www.xtdb.com
Technical documentation	www.alibabacloud.com/­help/­en/­tablestore		www.sequoiadb.com/­en/­index.php?m=Files&a=index	www.xtdb.com/­docs
Developer	Alibaba	Atos Convergence Creators	Sequoiadb Ltd.	Juxt Ltd.
Initial release	2016	2016	2013	2019
Current release		1703		1.19, September 2021
License Commercial or Open Source	commercial	commercial	Open Source Server: AGPL; Client: Apache V2	Open Source MIT License
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		Java	C++	Clojure
Server operating systems	hosted	Linux	Linux	All OS with a Java 8 (and higher) VM Linux
Data scheme	schema-free	Schema and schema-less with LDAP views	schema-free	schema-free
Typing predefined data types such as float or date	yes	optional	yes oid, date, timestamp, binary, regex	yes, extensible-data-notation format
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	no	no
Secondary indexes	no	yes	yes	yes
SQL Support of SQL	no	no	SQL-like query language	limited SQL, making use of Apache Calcite
APIs and other access methods	HTTP API	LDAP	proprietary protocol using JSON	HTTP REST JDBC
Supported programming languages	Java Python	All languages with LDAP bindings	.Net C++ Java PHP Python	Clojure Java
Server-side scripts Stored procedures	no	no	JavaScript	no
Triggers	no	yes	no	no
Partitioning methods Methods for storing different data on different nodes	Sharding Implicit feature of the cloud service	Sharding cell division	Sharding	none
Replication methods Methods for redundantly storing data on multiple nodes	yes Implicit feature of the cloud service	yes	Source-replica replication	yes, each node contains all data
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	Immediate Consistency or Eventual Consistency depending on configuration	Eventual Consistency
Foreign keys Referential integrity	no	no	no	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	Atomic single-row operations	Atomic execution of specific operations	Document is locked during a transaction	ACID
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes
Durability Support for making data persistent	yes	yes	yes	yes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDB
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	no	yes	no
User concepts Access control	Access rights based on subaccounts and tokens	LDAP bind authentication	simple password-based access control
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More resources
	Alibaba Cloud Table Store	Atos Standard Common Repository	Sequoiadb	XTDB formerly named Crux
Recent citations in the news	Getting Started with Alibaba Cloud 30 May 2024, O'Reilly Media Apache Software Foundation Announces New Top-Level Project Apache Paimon 16 April 2024, Datanami Top data analytics tools comparison: Alibaba Cloud, AWS, Azure, Google Cloud, IBM 5 December 2019, Wire19 Gartner’s Magic Quadrant for Cloud Database Management Systems 9 December 2020, CRN 25 Best Cloud Service Providers (Public and Private) in 2024 4 June 2023, CybersecurityNews provided by Google News	Infographic: What makes a Mobile Operator's setup future proof? 10 February 2024, Atos provided by Google News

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