DB-EnginesInfluxDB: Focus on building software with an easy-to-use serverless, scalable time series platformEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Alibaba Cloud ApsaraDB for PolarDB vs. Cassandra vs. etcd vs. Google Cloud Firestore

System Properties Comparison Alibaba Cloud ApsaraDB for PolarDB vs. Cassandra vs. etcd vs. Google Cloud Firestore

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameAlibaba Cloud ApsaraDB for PolarDB  Xexclude from comparisonCassandra  Xexclude from comparisonetcd  Xexclude from comparisonGoogle Cloud Firestore  Xexclude from comparison
DescriptionA cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. Designed for business critical applications.Wide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessA 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.
Primary database modelRelational DBMSWide column storeKey-value storeDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.70
Rank#207  Overall
#102  Relational DBMS
Score119.28
Rank#10  Overall
#1  Wide column stores
Score10.19
Rank#46  Overall
#5  Key-value stores
Score8.37
Rank#53  Overall
#9  Document stores
Websitewww.alibabacloud.com/­product/­polardbcassandra.apache.orgetcd.io
github.com/­etcd-io/­etcd
firebase.google.com/­products/­firestore
Technical documentationwww.alibabacloud.com/­help/­doc-detail/­58764.htmcassandra.apache.org/­doc/­latestetcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
firebase.google.com/­docs/­firestore
DeveloperAlibabaApache Software Foundation infoApache top level project, originally developped by FacebookGoogle
Initial release20082017
Current release4.0.1, September 20213.4, August 2019
License infoCommercial or Open SourcecommercialOpen Source infoApache version 2Open Source infoApache Version 2.0commercial
Cloud-based only infoOnly available as a cloud serviceyesnonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Astra DB: Multi-cloud DBaaS built on Apache Cassandra.
Implementation languageJavaGo
Server operating systemshostedBSD
Linux
OS X
Windows
FreeBSD
Linux
Windows infoexperimental
hosted
Data schemeyesschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesnoyes
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.yesnonono
Secondary indexesyesrestricted infoonly equality queries, not always the best performing solutionnoyes
SQL infoSupport of SQLyesSQL-like SELECT, DML and DDL statements (CQL)nono
APIs and other access methodsJDBC
ODBC
Proprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
gRPC
JSON over HTTP
Android
gRPC (using protocol buffers) API
iOS
JavaScript API
RESTful HTTP API
Supported programming languagesJava
Python
C#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
.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
Server-side scripts infoStored proceduresyesnonoyes, Firebase Rules & Cloud Functions
Triggersyesyesyes, watching key changesyes, with Cloud Functions
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceSharding infono "single point of failure"Sharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceselectable replication factor infoRepresentation of geographical distribution of servers is possibleUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.Multi-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnoUsing Cloud Dataflow
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoAtomicity and isolation are supported for single operationsnoyes
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnono
User concepts infoAccess controlfine grained access rights according to SQL-standardAccess rights for users can be defined per objectnoAccess rights for users, groups and roles based on Google Cloud Identity and Access Management. Security Rules for 3rd party authentication using Firebase Auth.
More information provided by the system vendor
Alibaba Cloud ApsaraDB for PolarDBCassandraetcdGoogle Cloud Firestore
Specific characteristicsApsaraDB for PolarDB is a cloud-native relational database 100% compatible with MySQL...
» more
Apache Cassandra is the leading NoSQL, distributed database management system, well...
» more
Competitive advantagesWebinar: Top Scientists Live: Tech Secrets to Double 11's Success Revealed. White...
» more
No single point of failure ensures 100% availability . Operational simplicity for...
» more
Typical application scenariosCreating a Robust Cloud-Based Database for Fintech, E-Commerce and Gaming. Learn...
» more
Internet of Things (IOT), fraud detection applications, recommendation engines, product...
» more
Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» more
Market metricsCassandra is used by 40% of the Fortune 100.
» more
Licensing and pricing modelsSpecification and pricing. You can use either of the following billing methods to...
» more
Apache license  Pricing for commercial distributions provided by DataStax and available...
» 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
3rd partiesDataStax Enterprise: Apache Cassandra for enterprises.
» more

CData: Connect to Big Data & NoSQL through standard Drivers.
» more

Instaclustr: Hosted & Managed Apache Cassandra as a Service
» more

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

More resources
Alibaba Cloud ApsaraDB for PolarDBCassandraetcdGoogle Cloud Firestore
DB-Engines blog posts

Cassandra keeps climbing the ranks of the DB-Engines Ranking
3 May 2016, Matthias Gelbmann

Oracle is the DBMS of the Year
5 January 2016, Paul Andlinger, Matthias Gelbmann

Winners, losers and an attractive newcomer in Novembers DB-Engines ranking
2 November 2015, Paul Andlinger

show all

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

show all

Recent citations in the news

Top Cloud Providers: Alibaba Cloud vs. AWS
6 October 2021, IT Business Edge

Alibaba adds new cloud-native services in Indonesia
11 June 2020, Jakarta Post

An introduction to Alibaba cloud offerings
28 September 2020, TechTarget

Two in Five Fortune 500 Companies Choose Alibaba Cloud
2 July 2020, Business Wire

provided by Google News

Now with a Single GraphQL API Call, Developers Can Query Multiple Relational and NoSQL Databases
5 October 2021, Business Wire

DataStax Announces Availability of the K8ssandra Open Source Data Platform for Kubernetes on VMware Marketplace
6 October 2021, Business Wire

Cloud-Based Database Market to See Major Growth by 2026 | Cassandra, Teradata, Couchbase – EcoChunk
19 October 2021, EcoChunk

Cloud-based Database Market Next Big Thing | Major Giants- Teradata, MongoDB, Cassandra
12 October 2021, Digital Journal

Database Market Regional Landscape By Growth Enablers – Oracle, Cassandra, Alibaba, Microsoft, Salesforce, etc – Puck77
19 October 2021, Puck77

provided by Google News

Service Discovery Software Market Size, Application Analysis, Regional Outlook | HashiCorp, traefik, Apache, etcd, GRPC, etc – Puck77
20 October 2021, Puck77

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

Common Kubernetes terminology you should know
8 October 2021, TechTarget

Break point: Qodana, Pulumi, OpenShift, GraalVM, Seldon, and VS Code • DEVCLASS
22 October 2021, DevClass

Cloud Native Computing Foundation Announces Agenda for KubeCon + CloudNativeCon + Open Source Summit China Virtual 2021
28 September 2021, Yahoo Finance

provided by Google News

Elastic Announces Expanded Integrations with Google Cloud
12 October 2021, Business Wire

Google Cloud Next: Meeting the enterprise where it lives
18 October 2021, ZDNet

How to Build an MVP with React and Firebase
28 September 2021, SitePoint

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

Google’s Cloud Firestore NoSQL database hits general availability
31 January 2019, TechCrunch

provided by Google News

Job opportunities

Support Engineer - Cosmos DB
Microsoft, Issaquah, WA

Database Administrator - 3939662
Accenture, Charlotte, NC

Database Administrator
PMG Global, Herndon, VA

Staff Database Engineer
Visa, Austin, TX

Database Administrator - DBA
iSpeech, Newark, NJ

Platform Engineer – SysAdmin
Grant Street Group, Remote

Backend Developer
Cyberhaven, Remote

Agriculture and Education Coordinator - Chugiak, Alaska - Native Village of Eklutna
Alaska Native Tribal Health Consortium, Chugiak, AK

Software Engineering Co-Op
Red Hat Software, Remote

N1-ENT-33-21 Apprentice Engineer
Business Transformation Institute, Columbia, MD

Google Principal System Architect (REMOTE)
DXC Technology, Morristown, NJ

Java Developer
Adifice Technologies, Remote

Senior Data Engineer - IICS
AbleTo, New York State

Google Principal System Architect
DXC Technology, Las Vegas, NV

Google Principal System Architect
DXC Technology, Seattle, WA

jobs by Indeed



Share this page

Featured Products

Neo4j logo

See for yourself how a graph database can make your life easier.
Use Neo4j online for free.

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..

AllegroGraph logo

Graph Database Leader for AI Knowledge Graph Applications - The Most Secure Graph Database Available.
Free Download

Couchbase logo

The modern database for enterprise applications. Build fast. Scale Big. Save more.
Get started today.

Present your product here