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

Name

Description

Distributed Date Store based on Lucene

Embeddable relational database for web apps written in pure JavaScript

MySQL 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 type

SpaceTime is a spatio-temporal DBMS with a focus on performance.

Primary database model

Relational DBMS
Search engine

Relational DBMS

Spatial DBMS

Secondary database models

Document store
Time Series DBMS

Document store
Spatial DBMS
Time Series DBMS

Relational DBMS

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	0.94
Rank	#183	Overall
	#88	Relational DBMS
	#13	Search engines

Score	0.25
Rank	#281	Overall
	#133	Relational DBMS

Score	7.03
Rank	#62	Overall
	#36	Relational DBMS

Score	0.00
Rank	#357	Overall
	#6	Spatial DBMS

Website

crate.io

google.github.io/lovefield

www.singlestore.com

www.mireo.hr/spacetime

Technical documentation

crate.io/docs

github.com/google/lovefield/blob/master/docs/spec_index.md

docs.singlestore.com

Developer

Crate

Google

SingleStore Inc.

Mireo

Initial release

2013

2014

2013

2020

Current release

2.1.12, February 2017

7.6, November 2021

License

Commercial or Open Source

Open Source

Apache 2.0

commercial

free developer edition available

commercial

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database 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 language

Java

JavaScript

C++, Go

C++

Server operating systems

All OS with a Java 7 (and higher) VM

server-less, requires a JavaScript environment (browser, Node.js)

tested with Chrome, Firefox, IE, Safari

Linux

64 bit version required

Linux

Data scheme

Flexible Schema (defined schema, partial schema, schema free)

yes

Typing

predefined data types such as float or date

yes

XML support

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

Secondary indexes

yes

SQL

Support of SQL

yes, but no triggers and constraints

SQL-like query language

via JavaScript builder pattern

yes

but no triggers and foreign keys

A subset of ANSI SQL is implemented

APIs and other access methods

ADO.NET

community maintained client
JDBC
MQTT (Message Queue Telemetry Transport)
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API

Cluster Management API

as HTTP Rest and CLI
HTTP API
JDBC
ODBC

RESTful HTTP API

Supported programming languages

Erlang
Go

community maintained client
Java
JavaScript (Node.js)

community maintained client
Perl

community maintained client
PHP
Python
Ruby

community maintained client
Scala

community maintained client

JavaScript

Bash
C
C#
Java
JavaScript (Node.js)
Python

C#
C++
Python

Server-side scripts

Stored procedures

user defined functions

yes

Triggers

Using read-only observers

Partitioning methods

Methods for storing different data on different nodes

Sharding

none

Sharding

hash partitioning

Fixed-grid hypercubes

Replication methods

Methods for redundantly storing data on multiple nodes

selectable replication factor

none

Source-replica replication

stores two copies of each physical data partition on two separate nodes

Real-time block device replication (DRBD)

MapReduce

Offers an API for user-defined Map/Reduce methods

can define user-defined aggregate functions for map-reduce-style calculations

Consistency concepts

Methods to ensure consistency in a distributed system

Eventual Consistency
Read Your Own Writes Consistency

for primary key lookups

Immediate Consistency

Foreign keys

Referential integrity

yes

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

unique row identifiers can be used for implementing an optimistic concurrency control strategy

ACID

Concurrency

Support for concurrent manipulation of data

yes

yes, multi-version concurrency control (MVCC)

yes

Durability

Support for making data persistent

yes

yes, by using IndexedDB or the cloud service Firebase Realtime Database

yes

All 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

Is there an option to define some or all structures to be held in-memory only.

yes

using MemoryDB

yes

User concepts

Access control

rights management via user accounts

Fine grained access control via users, groups and roles

yes

More information provided by the system vendor

Specific characteristics

CrateDB 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 advantages

CrateDB is typically used in operational analytics applications, particularly those...
» more

SingleStore’s competitive advantages include: Easy and Simplified Architecture with...
» more

Typical application scenarios

CrateDB 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 customers

CrateDB customers include McAfee, Qualtrics , Nokia, NBC Golfnow , Digital Domain...
» more

IEX Cloud : Improves Financial Data Distribution Speed 15x with Singlestore DB Comcast,...
» more

Market metrics

The 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 models

CrateDB pricing CrateDB Community Edition is open source and free to use under the...
» more

F ree Tier and Enterprise Edition
» more

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources

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)

show all

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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