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DBMS > CrateDB vs. Lovefield vs. SingleStore vs. SpaceTime

System Properties Comparison CrateDB vs. Lovefield vs. SingleStore vs. SpaceTime

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Editorial information provided by DB-Engines
NameCrateDB  Xexclude from comparisonLovefield  Xexclude from comparisonSingleStore infoformer name was MemSQL  Xexclude from comparisonSpaceTime  Xexclude from comparison
DescriptionDistributed Date Store based on LuceneEmbeddable relational database for web apps written in pure JavaScriptMySQL wire-compliant distributed RDBMS that combines an in-memory row-oriented and a disc-based column-oriented storage with patented universal storage to handle transactional and analytical workloads in one single table typeSpaceTime is a spatio-temporal DBMS with a focus on performance.
Primary database modelRelational DBMS
Search engine
Relational DBMSRelational DBMSSpatial DBMS
Secondary database modelsDocument store
Time Series DBMS
Document store
Spatial DBMS
Time Series DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.94
Rank#183  Overall
#88  Relational DBMS
#13  Search engines
Score0.25
Rank#281  Overall
#133  Relational DBMS
Score7.03
Rank#62  Overall
#36  Relational DBMS
Score0.00
Rank#357  Overall
#6  Spatial DBMS
Websitecrate.iogoogle.github.io/­lovefieldwww.singlestore.comwww.mireo.hr/­spacetime
Technical documentationcrate.io/­docsgithub.com/­google/­lovefield/­blob/­master/­docs/­spec_index.mddocs.singlestore.com
DeveloperCrateGoogleSingleStore Inc.Mireo
Initial release2013201420132020
Current release2.1.12, February 20177.6, November 2021
License infoCommercial or Open SourceOpen SourceOpen Source infoApache 2.0commercial infofree developer edition availablecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
SingleStore Managed Service: The world's fastest, modern cloud database for both operational (OLTP) and analytical (OLAP) workloads. Available instantly with multi-cloud and hybrid-cloud capabilities
Implementation languageJavaJavaScriptC++, GoC++
Server operating systemsAll OS with a Java 7 (and higher) VMserver-less, requires a JavaScript environment (browser, Node.js) infotested with Chrome, Firefox, IE, SafariLinux info64 bit version requiredLinux
Data schemeFlexible Schema (defined schema, partial schema, schema free)yesyesyes
Typing infopredefined data types such as float or dateyesyesyesyes
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.nononono
Secondary indexesyesyesyesno
SQL infoSupport of SQLyes, but no triggers and constraintsSQL-like query language infovia JavaScript builder patternyes infobut no triggers and foreign keysA 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
Cluster Management API infoas HTTP Rest and CLI
HTTP API
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
JavaScriptBash
C
C#
Java
JavaScript (Node.js)
Python
C#
C++
Python
Server-side scripts infoStored proceduresuser defined functionsnoyesno
TriggersnoUsing read-only observersnono
Partitioning methods infoMethods for storing different data on different nodesShardingnoneSharding infohash partitioningFixed-grid hypercubes
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factornoneSource-replica replication infostores two copies of each physical data partition on two separate nodesReal-time block device replication (DRBD)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono infocan define user-defined aggregate functions for map-reduce-style calculationsno
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 integritynoyesnono
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 strategyACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyes, by using IndexedDB or the cloud service Firebase Realtime Databaseyes infoAll updates are persistent, including those to disk-based columnstores and memory-based row stores. Transaction commits are supported via write-ahead log.yes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infousing MemoryDByesno
User concepts infoAccess controlrights management via user accountsnoFine grained access control via users, groups and rolesyes
More information provided by the system vendor
CrateDBLovefieldSingleStore infoformer name was MemSQLSpaceTime
Specific characteristicsCrateDB is an open source distributed SQL database that spreads data and processing...
» more
SingleStore offers a fully-managed , distributed, highly-scalable SQL database designed...
» more
Competitive advantagesCrateDB is typically used in operational analytics applications, particularly those...
» more
SingleStore’s competitive advantages include: Easy and Simplified Architecture with...
» more
Typical application scenariosCrateDB is ideal for integrating and analyzing streams of data--often machine-generated--in...
» more
Driving Fast Analytics: SingleStore delivers the fastest and most scalable reporting...
» more
Key customersCrateDB customers include McAfee, Qualtrics , Nokia, NBC Golfnow , Digital Domain...
» more
IEX Cloud : Improves Financial Data Distribution Speed 15x with Singlestore DB Comcast,...
» more
Market metricsThe CrateDB open source project was started in 2014. CrateDB was the winner of TechCrunch...
» more
Customers in various industries worldwide including US and International Industry...
» more
Licensing and pricing modelsCrateDB pricing CrateDB Community Edition is open source and free to use under the...
» more
F ree Tier and Enterprise Edition
» more

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More resources
CrateDBLovefieldSingleStore infoformer name was MemSQLSpaceTime
DB-Engines blog posts

Cloud-Based Analytics With SingleStoreDB
9 June 2022,  Akmal Chaudhri, SingleStore (sponsor) 

SingleStore: The Increasing Momentum of Multi-Model Database Systems
14 February 2022,  Akmal Chaudhri, SingleStore (sponsor) 

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Recent citations in the news

CrateDB 4.5 takes distributed SQL database open source
24 March 2021, TechTarget

Crate.io raises $10M to grow its database platform
15 June 2021, VentureBeat

Crate.io extends database service offering to Google Cloud
13 April 2022, VentureBeat

Crate.io Announces CrateDB Will Switch to an Elasticsearch Fork Following License Change
11 February 2021, GlobeNewswire

Exec Q&A with Crate.io CEO Eva Schönleitner
31 May 2022, Technology Magazine

provided by Google News

SingleStore on AWS unifies workloads into a single, real-time database
15 July 2022, SiliconANGLE News

SingleStore Reaches Unicorn Status as a Leader in Cloud SQL Database Management
26 July 2022, The Software Report

SingleStore Selects AppDirect to Power Real-Time Marketplace
4 August 2022, Business Wire

Neon nabs $30M to build a scalable cloud service for Postgres databases
26 July 2022, TechCrunch

SingleStore Outshines Major Database Competitors in TCO Study
15 June 2022, Business Wire

provided by Google News

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