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DBMS > Crux vs. Microsoft Azure Search vs. OmniSci vs. Snowflake

System Properties Comparison Crux vs. Microsoft Azure Search vs. OmniSci vs. Snowflake

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Editorial information provided by DB-Engines
NameCrux  Xexclude from comparisonMicrosoft Azure Search  Xexclude from comparisonOmniSci infoFormerly named 'MapD', rebranded to 'OmniSci' in September 2018  Xexclude from comparisonSnowflake  Xexclude from comparison
DescriptionCrux is a general purpose database with bitemporal SQL and Datalog and graph queriesSearch-as-a-service for web and mobile app developmentA high performance, in-memory, column-oriented RDBMS, designed to run on GPUsCloud-based data warehousing service for structured and semi-structured data
Primary database modelDocument storeSearch engineRelational DBMSRelational DBMS
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.04
Rank#328  Overall
#44  Document stores
Score6.99
Rank#57  Overall
#7  Search engines
Score1.23
Rank#157  Overall
#76  Relational DBMS
Score58.26
Rank#18  Overall
#12  Relational DBMS
Websitegithub.com/­juxt/­crux
opencrux.com
azure.microsoft.com/­en-us/­services/­searchwww.omnisci.comwww.snowflake.com
Technical documentationopencrux.com/­reference/­installation.htmldocs.microsoft.com/­en-us/­azure/­searchdocs.omnisci.comdocs.snowflake.net/­manuals/­index.html
DeveloperJuxt Ltd.MicrosoftMapD Technologies, Inc.Snowflake Computing Inc.
Initial release2019201520162014
Current release1.12.1, September 2020V15.6, April 2021
License infoCommercial or Open SourceOpen Source infoMIT LicensecommercialOpen Source infoApache Version 2; enterprise edition availablecommercial
Cloud-based only infoOnly available as a cloud servicenoyesnoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageClojureC++ and CUDA
Server operating systemsAll OS with a Java 8 (and higher) VM
Linux
hostedLinuxhosted
Data schemeschema-freeyesyesyes infosupport of semi-structured data formats (JSON, XML, Avro)
Typing infopredefined data types such as float or dateyes, extensible-data-notation formatyesyesyes
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.nononoyes
Secondary indexesyesyesno
SQL infoSupport of SQLlimited SQL, making use of Apache Calcitenoyesyes
APIs and other access methodsHTTP REST
JDBC
RESTful HTTP APIJDBC
ODBC
Thrift
CLI Client
JDBC
ODBC
Supported programming languagesClojure
Java
.Net
C#
All languages supporting JDBC/ODBC/Thrift
Python
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnononouser defined functions
Triggersnononono infosimilar concept for controling cloud resources
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infoImplicit feature of the cloud serviceSharding infoRound robinyes
Replication methods infoMethods for redundantly storing data on multiple nodesyes, each node contains all datayes infoImplicit feature of the cloud serviceMulti-source replicationyes
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 integritynononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnonoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDByesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesno
User concepts infoAccess controlyes infousing Azure authenticationfine grained access rights according to SQL-standardUsers with fine-grained authorization concept, user roles and pluggable authentication

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More resources
CruxMicrosoft Azure SearchOmniSci infoFormerly named 'MapD', rebranded to 'OmniSci' in September 2018Snowflake
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