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DBMS > Alibaba Cloud ApsaraDB for PolarDB vs. atoti vs. CockroachDB vs. SpaceTime

System Properties Comparison Alibaba Cloud ApsaraDB for PolarDB vs. atoti vs. CockroachDB vs. SpaceTime

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Editorial information provided by DB-Engines
NameAlibaba Cloud ApsaraDB for PolarDB  Xexclude from comparisonatoti  Xexclude from comparisonCockroachDB  Xexclude from comparisonSpaceTime  Xexclude from comparison
DescriptionA cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. Designed for business critical applications.An in-memory DBMS combining transactional and analytical processing to handle the aggregation of ever-changing data.CockroachDB is a distributed database architected for modern cloud applications. It is wire compatible with PostgreSQL and backed by a Key-Value Store, which is either RocksDB or a purpose-built derivative, called Pebble.SpaceTime is a spatio-temporal DBMS with a focus on performance.
Primary database modelRelational DBMSObject oriented DBMSRelational DBMSSpatial DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.63
Rank#216  Overall
#105  Relational DBMS
Score0.34
Rank#262  Overall
#14  Object oriented DBMS
Score6.97
Rank#58  Overall
#32  Relational DBMS
Score0.00
Rank#351  Overall
#5  Spatial DBMS
Websitewww.alibabacloud.com/­product/­polardbwww.atoti.iowww.cockroachlabs.comwww.mireo.hr/­spacetime
Technical documentationwww.alibabacloud.com/­help/­doc-detail/­58764.htmwww.cockroachlabs.com/­docs
DeveloperAlibabaActiveViamCockroach LabsMireo
Initial release20152020
Current release21.1.2, June 2021
License infoCommercial or Open Sourcecommercialcommercial infofree versions availableOpen Source infoApache 2.0, commercial license availablecommercial
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.
CockroachCloud: Get your applications to market faster with a fully managed CockroachDB instance. Leave the daily maintenance, security, and operations of your database to us, and spend more time building apps and running your business.
Implementation languageJavaGoC++
Server operating systemshostedLinux
macOS
Windows
Linux
Data schemeyesdynamic schemayes
Typing infopredefined data types such as float or dateyesyesyes
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.yesnono
Secondary indexesyesyesno
SQL infoSupport of SQLyesMultidimensional Expressions (MDX)yes, wire compatible with PostgreSQLA subset of ANSI SQL is implemented
APIs and other access methodsJDBC
ODBC
JDBCRESTful HTTP API
Supported programming languagesJava
Python
C#
C++
Clojure
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Rust
C#
C++
Python
Server-side scripts infoStored proceduresyesPythonnono
Triggersyesnono
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceSharding, horizontal partitioninghorizontal partitioning (by key range) infoall tables are translated to an ordered KV store and then broken down into 64MB ranges, which are then used as replicas in RAFTFixed-grid hypercubes
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceMulti-source replication using RAFTReal-time block device replication (DRBD)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesnono
User concepts infoAccess controlfine grained access rights according to SQL-standardRole-based access controlyes
More information provided by the system vendor
Alibaba Cloud ApsaraDB for PolarDBatotiCockroachDBSpaceTime
Specific characteristicsApsaraDB for PolarDB is a cloud-native relational database 100% compatible with MySQL...
» more
CockroachDB is a cloud-native, distributed SQL database architected for modern applications....
» more
Competitive advantagesWebinar: Top Scientists Live: Tech Secrets to Double 11's Success Revealed. White...
» more
- EFFORTLESS SCALE: Scale your applications, not operational complexity. CockroachDB...
» more
Typical application scenariosCreating a Robust Cloud-Based Database for Fintech, E-Commerce and Gaming. Learn...
» more
System of record (financial ledger, inventory management, transaction record), identity...
» more
Key customersComcast, eBay, DoorDash, Mythical Games, Norfolk Southern, LUSH, Bose, Shipt, MyDoc,...
» more
Market metrics6.7K+ long-running clusters 2.2K+ CockroachDB Self-Hosted clusters 10.5K+ CockroachDB...
» more
Licensing and pricing modelsSpecification and pricing. You can use either of the following billing methods to...
» more
- Apache 2.0 for core features released up to and including the 19.1 release - Time-limited...
» more

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More resources
Alibaba Cloud ApsaraDB for PolarDBatotiCockroachDBSpaceTime
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