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DBMS > CrateDB vs. Snowflake vs. SpaceTime

System Properties Comparison CrateDB vs. Snowflake vs. SpaceTime

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Editorial information provided by DB-Engines
NameCrateDB  Xexclude from comparisonSnowflake  Xexclude from comparisonSpaceTime  Xexclude from comparison
DescriptionDistributed Date Store based on LuceneCloud-based data warehousing service for structured and semi-structured dataSpaceTime is a spatio-temporal DBMS with a focus on performance.
Primary database modelRelational DBMS
Search engine
Relational DBMSSpatial DBMS
Secondary database modelsDocument store
Time Series DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.00
Rank#176  Overall
#86  Relational DBMS
#13  Search engines
Score96.42
Rank#13  Overall
#9  Relational DBMS
Score0.00
Rank#363  Overall
#5  Spatial DBMS
Websitecrate.iowww.snowflake.comwww.mireo.hr/­spacetime
Technical documentationcrate.io/­docsdocs.snowflake.net/­manuals/­index.html
DeveloperCrateSnowflake Computing Inc.Mireo
Initial release201320142020
License infoCommercial or Open SourceOpen Sourcecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++
Server operating systemsAll OS with a Java 7 (and higher) VMhostedLinux
Data schemeFlexible Schema (defined schema, partial schema, schema free)yes infosupport of semi-structured data formats (JSON, XML, Avro)yes
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.noyesno
Secondary indexesyesno
SQL infoSupport of SQLyes, but no triggers and constraintsyesA subset of ANSI SQL is implemented
APIs and other access methodsADO.NET infocommunity maintained client
JDBC
MQTT (Message Queue Telemetry Transport)
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API
CLI Client
JDBC
ODBC
RESTful HTTP API
Supported programming languagesErlang
Go infocommunity maintained client
Java
JavaScript (Node.js) infocommunity maintained client
Perl infocommunity maintained client
PHP
Python
Ruby infocommunity maintained client
Scala infocommunity maintained client
JavaScript (Node.js)
Python
C#
C++
Python
Server-side scripts infoStored proceduresuser defined functionsuser defined functionsno
Triggersnono infosimilar concept for controling cloud resourcesno
Partitioning methods infoMethods for storing different data on different nodesShardingyesFixed-grid hypercubes
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factoryesReal-time block device replication (DRBD)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Read Your Own Writes Consistency infofor primary key lookups
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infounique row identifiers can be used for implementing an optimistic concurrency control strategyACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
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.nonono
User concepts infoAccess controlrights management via user accountsUsers with fine-grained authorization concept, user roles and pluggable authenticationyes
More information provided by the system vendor
CrateDBSnowflakeSpaceTime
Specific characteristicsCrateDB is an open source distributed SQL database that spreads data and processing...
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Competitive advantagesCrateDB is typically used in operational analytics applications, particularly those...
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Typical application scenariosCrateDB is ideal for integrating and analyzing streams of data--often machine-generated--in...
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Key customersCrateDB customers include McAfee, Qualtrics , Nokia, NBC Golfnow , Digital Domain...
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Market metricsThe CrateDB open source project was started in 2014. CrateDB was the winner of TechCrunch...
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Licensing and pricing modelsCrateDB pricing CrateDB Community Edition is open source and free to use under the...
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