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DBMS > Sphinx vs. XTDB vs. Yandex Database (YDB)

System Properties Comparison Sphinx vs. XTDB vs. Yandex Database (YDB)

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Editorial information provided by DB-Engines
NameSphinx  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparisonYandex Database (YDB)  Xexclude from comparison
DescriptionOpen source search engine for searching in data from different sources, e.g. relational databasesA general purpose database with bitemporal SQL and Datalog and graph queriesA distributed fault-tolerant database service, with high availability, scalability, immediate consistency and ACID transactions and providing an Amazon DynamoDB compatible API
Primary database modelSearch engineDocument storeDocument store
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score6.95
Rank#64  Overall
#8  Search engines
Score0.00
Rank#357  Overall
#47  Document stores
Score0.49
Rank#244  Overall
#38  Document stores
#117  Relational DBMS
Websitesphinxsearch.comgithub.com/­xtdb/­xtdb
xtdb.com
cloud.yandex.com/­en/­services/­ydb
github.com/­ydb-platform/­ydb
ydb.tech
Technical documentationsphinxsearch.com/­docsxtdb.com/­docscloud.yandex.com/­en/­docs/­managed-ydb
ydb.tech/­en/­docs
DeveloperSphinx Technologies Inc.Juxt Ltd.Yandex
Initial release200120192019
Current release3.4.1, July 20211.19, September 2021
License infoCommercial or Open SourceOpen Source infoGPL version 2, commercial licence availableOpen Source infoMIT LicenseOpen Source infoApache 2.0; commercial license available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++Clojure
Server operating systemsFreeBSD
Linux
NetBSD
OS X
Solaris
Windows
All OS with a Java 8 (and higher) VM
Linux
Linux
Data schemeyesschema-freeFlexible Schema (defined schema, partial schema, schema free)
Typing infopredefined data types such as float or datenoyes, extensible-data-notation formatyes
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 indexesyes infofull-text index on all search fieldsyesyes
SQL infoSupport of SQLSQL-like query language (SphinxQL)limited SQL, making use of Apache CalciteSQL-like query language (YQL)
APIs and other access methodsProprietary protocolHTTP REST
JDBC
RESTful HTTP API (DynamoDB compatible)
Supported programming languagesC++ infounofficial client library
Java
Perl infounofficial client library
PHP
Python
Ruby infounofficial client library
Clojure
Java
Go
Java
JavaScript (Node.js)
PHP
Python
Server-side scripts infoStored proceduresnonono
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesSharding infoPartitioning is done manually, search queries against distributed index is supportednoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes, each node contains all dataActive-passive shard replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infoThe original contents of fields are not stored in the Sphinx index.yes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlnoAccess rights defined for Yandex Cloud users

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More resources
SphinxXTDB infoformerly named CruxYandex Database (YDB)
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