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DBMS > YDB vs. YottaDB

System Properties Comparison YDB vs. YottaDB

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Editorial information provided by DB-Engines
NameYDB  Xexclude from comparisonYottaDB  Xexclude from comparison
DescriptionA distributed fault-tolerant database service, with high availability, scalability, immediate consistency and ACID transactions and providing an Amazon DynamoDB compatible APIA fast and solid embedded Key-value store
Primary database modelDocument store
Relational DBMS
Key-value store
Secondary database modelsRelational DBMS infousing the Octo plugin
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.39
Rank#262  Overall
#40  Document stores
#120  Relational DBMS
Score0.17
Rank#314  Overall
#44  Key-value stores
Websitegithub.com/­ydb-platform/­ydb
ydb.tech
yottadb.com
Technical documentationydb.tech/­en/­docsyottadb.com/­resources/­documentation
DeveloperYandexYottaDB, LLC
Initial release20192001
License infoCommercial or Open SourceOpen Source infoApache 2.0; commercial license availableOpen Source infoAGPL 3.0
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC
Server operating systemsLinuxDocker
Linux
Data schemeFlexible Schema (defined schema, partial schema, schema free)schema-free
Typing infopredefined data types such as float or dateyesno
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.nono
Secondary indexesyesno
SQL infoSupport of SQLSQL-like query language (YQL)by using the Octo plugin
APIs and other access methodsRESTful HTTP API (DynamoDB compatible)PostgreSQL wire protocol infousing the Octo plugin
Proprietary protocol
Supported programming languagesGo
Java
JavaScript (Node.js)
PHP
Python
C
Go
JavaScript (Node.js)
Lua
M
Perl
Python
Rust
Server-side scripts infoStored proceduresno
Partitioning methods infoMethods for storing different data on different nodesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesActive-passive shard replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDoptimistic locking
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlAccess rights defined for Yandex Cloud usersUsers and groups based on OS-security mechanisms

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More resources
YDBYottaDB
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