DB-EnginesExtremeDB Active Replication featuresEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > etcd vs. Google Cloud Firestore vs. Solr

System Properties Comparison etcd vs. Google Cloud Firestore vs. Solr

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
Nameetcd  Xexclude from comparisonGoogle Cloud Firestore  Xexclude from comparisonSolr  Xexclude from comparison
DescriptionA distributed reliable key-value storeCloud Firestore is an auto-scaling document database for storing, syncing, and querying data for mobile and web apps. It offers seamless integration with other Firebase and Google Cloud Platform products.A widely used distributed, scalable search engine based on Apache Lucene
Primary database modelKey-value storeDocument storeSearch engine
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score10.22
Rank#45  Overall
#5  Key-value stores
Score7.42
Rank#57  Overall
#9  Document stores
Score52.10
Rank#20  Overall
#3  Search engines
Websiteetcd.io
github.com/­etcd-io/­etcd
firebase.google.com/­products/­firestorelucene.apache.org/­solr
Technical documentationetcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
firebase.google.com/­docs/­firestorelucene.apache.org/­solr/­resources.html
DeveloperGoogleApache Software Foundation
Initial release20172006
Current release3.4, August 20198.9.0, June 2021
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercialOpen Source infoApache Version 2
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoJava
Server operating systemsFreeBSD
Linux
Windows infoexperimental
hostedAll OS with a Java VM inforuns as a servlet in servlet container (e.g. Tomcat, Jetty is included)
Data schemeschema-freeschema-freeyes infoDynamic Fields enables on-the-fly addition of new fields
Typing infopredefined data types such as float or datenoyesyes infosupports customizable data types and automatic typing
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.nonoyes
Secondary indexesnoyesyes infoAll search fields are automatically indexed
SQL infoSupport of SQLnonoSolr Parallel SQL Interface
APIs and other access methodsgRPC
JSON over HTTP
Android
gRPC (using protocol buffers) API
iOS
JavaScript API
RESTful HTTP API
Java API
RESTful HTTP/JSON API
Supported programming languages.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Rust
Scala
Tcl
Go
Java
JavaScript
JavaScript (Node.js)
Objective-C
Python
.Net
Erlang
Java
JavaScript
any language that supports sockets and either XML or JSON
Perl
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresnoyes, Firebase Rules & Cloud FunctionsJava plugins
Triggersyes, watching key changesyes, with Cloud Functionsyes infoUser configurable commands triggered on index changes
Partitioning methods infoMethods for storing different data on different nodesShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.Multi-source replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoUsing Cloud Dataflowspark-solr: github.com/­lucidworks/­spark-solr and streaming expressions to reduce
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoyesoptimistic locking
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.noyes
User concepts infoAccess controlnoAccess rights for users, groups and roles based on Google Cloud Identity and Access Management. Security Rules for 3rd party authentication using Firebase Auth.yes

More information provided by the system vendor

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
etcdGoogle Cloud FirestoreSolr
DB-Engines blog posts

Cloud-based DBMS's popularity grows at high rates
12 December 2019, Paul Andlinger

show all

Elasticsearch replaced Solr as the most popular search engine
12 January 2016, Paul Andlinger

Enterprise Search Engines almost double their popularity in the last 12 months
2 July 2014, Paul Andlinger

The DB-Engines ranking includes now search engines
4 February 2013, Paul Andlinger

show all

Recent citations in the news

All about performance: etcd 3.5 looks to make Kubernetes users happy • DEVCLASS
17 June 2021, DevClass

Using Mayhem for API to Fuzz etcd
10 June 2021, Security Boulevard

Distributed Key-Value Store etcd Graduates at CNCF
29 November 2020, InfoQ.com

SD Times Open-Source Project of the Week: etcd
25 November 2020, SDTimes.com

Global Service Discovery Software Market Research Report, Growth Trends and Competitive Analysis 2021-2027 – KSU | The Sentinel Newspaper
16 June 2021, KSU | The Sentinel Newspaper

provided by Google News

Google Cloud Improves SLA for Bigtable and Adds New Security Features
19 June 2021, InfoQ.com

If You’re Hungry For Data-Driven Transformation, Google's Serving Up A Data Cloud Summit For You
24 May 2021, Forbes

Algolia Collaborates with Firebase to Offer Database Search Globe Newswire
18 May 2021, GlobeNewswire

Google launches Cloud Firestore, a new document database for app developers
3 October 2017, TechCrunch

Google's Cloud Firestore is now generally available
31 January 2019, ZDNet

provided by Google News

SOLR marches with Compass workers and Local 1, calls for fair wages and COVID-19 concessions
16 June 2021, Daily Northwestern

Enterprise Search Software Market Size and Forecast to 2027 | Key Players – Swiftype, Algolia, Elasticsearch, Apache Solr, SearchSpring, AddSearch, SLI Systems, Amazon CloudSearch – The Courier
20 June 2021, The Courier

Solar Alliance Energy Inc. (TSX.V: SOLR) (OTC: SAENF) Featured in Virtual Coverage of LD Micro's Invitational XI
7 June 2021, StreetInsider.com

Enterprise Search Software Market Is Booming Worldwide | AddSearch, Algolia, Amazon CloudSearch, Apache Solr, Clerk.io – KSU | The Sentinel Newspaper
1 June 2021, KSU | The Sentinel Newspaper

Frost & Sullivan analysts' coverage of Solaer Renewable Energies
27 May 2021, PRNewswire

provided by Google News

Job opportunities

N1-ENT-06-21 Apprentice Engineer
Business Transformation Institute, Columbia, MD

Datacenter Operations Engineer
Red Hat Software, Westford, MA

Junior Developer
Paradyme Management, Greenbelt, MD

Apprentice Engineer
Red Arch Solutions, Annapolis Junction, MD

Senior Manager of Technical Support
Exabeam, Foster City, CA

Database Administrator
Kochava, Sandpoint, ID

Google Cloud Engineer (GCP)
Atlantis IT Consulting Group LLC, Remote

SR PROGRAMMER VMS101150
ASAP Solutions, Parsippany, NJ

Web Developer
Connecticut RISE Network, New Haven, CT

Backend Node JS Software Engineer
FloSports Inc, Remote

Full Stack PHP Developer
Think Agency Inc, Altamonte Springs, FL

PHP Developer
Guidepoint Global, New York, NY

Website Administrator
McCoy's Building Supply, San Marcos, TX

Hadoop Admin
Palnar Transmedia, Phoenix, AZ

IBM WebCommerce Admin
Audax Labs, Seattle, WA

jobs by Indeed




Share this page

Featured Products

Vertica logo

The fastest unified analytical warehouse at extreme scale with in-database Machine Learning. Try Vertica for free with no time limit.

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 5 GB free..

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

Present your product here