DB-EnginesExtremeDB: the mission critical dbmsEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Amazon DynamoDB vs. Firebase Realtime Database vs. PostgreSQL

System Properties Comparison Amazon DynamoDB vs. Firebase Realtime Database vs. PostgreSQL

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameAmazon DynamoDB  Xexclude from comparisonFirebase Realtime Database  Xexclude from comparisonPostgreSQL  Xexclude from comparison
DescriptionHosted, scalable database service by Amazon with the data stored in Amazons cloudCloud-hosted realtime document store. iOS, Android, and JavaScript clients share one Realtime Database instance and automatically receive updates with the newest data.Widely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL
Primary database modelDocument store
Key-value store
Document storeRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score87.42
Rank#15  Overall
#2  Document stores
#2  Key-value stores
Score19.08
Rank#38  Overall
#6  Document stores
Score620.46
Rank#4  Overall
#4  Relational DBMS
Websiteaws.amazon.com/­dynamodbfirebase.google.com/­products/­realtime-databasewww.postgresql.org
Technical documentationdocs.aws.amazon.com/­dynamodbfirebase.google.com/­docs/­databasewww.postgresql.org/­docs
DeveloperAmazonGoogle infoacquired by Google 2014PostgreSQL Global Development Group infowww.postgresql.org/­developer
Initial release201220121989 info1989: Postgres, 1996: PostgreSQL
Current release14.5, August 2022
License infoCommercial or Open Sourcecommercial infofree tier for a limited amount of database operationscommercialOpen Source infoBSD
Cloud-based only infoOnly available as a cloud serviceyesyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
  • ScaleGrid for PostgreSQL: Fully managed PostgreSQL DBaaS hosting On-Premises and on clouds such as AWS, Azure, GCP and DigitalOcean with no vendor lock-in. Leverage any extension and get SSH access.
  • Aiven for PostgreSQL: Fully managed and hosted PostgreSQL® with 70+ extensions and orchestration tooling included.
Implementation languageC
Server operating systemshostedhostedFreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Data schemeschema-freeschema-freeyes
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.noyes infospecific XML-type available, but no XML query functionality.
Secondary indexesyesyesyes
SQL infoSupport of SQLnonoyes infostandard with numerous extensions
APIs and other access methodsRESTful HTTP APIAndroid
iOS
JavaScript API
RESTful HTTP API
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languages.Net
ColdFusion
Erlang
Groovy
Java
JavaScript
Perl
PHP
Python
Ruby
Java
JavaScript
Objective-C
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresnolimited functionality with using 'rules'user defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.
Triggersyes infoby integration with AWS LambdaCallbacks are triggered when data changesyes
Partitioning methods infoMethods for storing different data on different nodesShardingpartitioning by range, list and (since PostgreSQL 11) by hash
Replication methods infoMethods for redundantly storing data on multiple nodesyesSource-replica replication infoother methods possible by using 3rd party extensions
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infomay be implemented via Amazon Elastic MapReduce (Amazon EMR)nono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be specified for read operations
Eventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
Immediate Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoACID across one or more tables within a single AWS account and regionyesACID
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.no
User concepts infoAccess controlAccess rights for users and roles can be defined via the AWS Identity and Access Management (IAM)yes, based on authentication and database rulesfine grained access rights according to SQL-standard

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
3rd partiesCData: Connect to Big Data & NoSQL through standard Drivers.
» more
EDB: BigAnimal is fully-managed PostgreSQL in the cloud from the database fanatics at EDB.
» more

Navicat for PostgreSQL is an easy-to-use graphical tool for PostgreSQL database development.
» more

Percona: Database problems? Not on your watch.
Databases run better with Percona.
» more

Fujitsu Enterprise Postgres: An Enterprise Grade PostgreSQL with the flexibility of a hybrid cloud solution combined with industry leading security, availability and performance.
» more

CYBERTEC is your professional partner for PostgreSQL services and Data Science since 2000. With offices in Austria, Uruguay, Estonia, Poland, South Africa and Switzerland, CYBERTEC operates worldwide and is here for you 24/7!
» more

SQLFlow: Provides a visual representation of the overall flow of data. Automated SQL data lineage analysis across Databases, ETL, Business Intelligence, Cloud and Hadoop environments by parsing SQL Script and stored procedure.
» more

Datasentinel: Platform for Monitoring and Analyzing the performance problems of your PostgreSQL Clusters
» more

The State of PostgreSQL 2022 survey is now open!
» more

pgDash: In-Depth PostgreSQL Monitoring.
» more

Aiven for PostgreSQL: The familiar open source PostgreSQL® that you know and love, with no proprietary features or add-ons that will lock you in.
» more

Instaclustr: Fully Hosted & Managed PostgreSQL
» more

DbVisualizer is equipping database professionals with the tools they need to build, manage and maintain state-of-the-art database technologies. It has sky-high user satisfaction and is the preferred tool for database professionals around the world. Customers include Tesla, Apple, Facebook, Deutsche Bank, NASA, and 25,000 others in 145 countries.
» more

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

More resources
Amazon DynamoDBFirebase Realtime DatabasePostgreSQL
DB-Engines blog posts

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

The popularity of cloud-based DBMSs has increased tenfold in four years
7 February 2017, Matthias Gelbmann

Increased popularity for consuming DBMS services out of the cloud
2 October 2015, Paul Andlinger

show all

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

show all

Snowflake is the DBMS of the Year 2021
3 January 2022, Paul Andlinger, Matthias Gelbmann

Driving the Future of PostgreSQL Adoption
15 November 2021,  Umair Shahid, Percona (sponsor) 

The Inexorable Rise of PostgreSQL
24 September 2021,  Matt Yonkovit, Percona (sponsor) 

show all

Recent citations in the news

Atlassian Exceeds 99.9999% Of Availability Using Sidecars and Highly Fault-Tolerant Design
28 September 2022, InfoQ.com

What Is CRUD? Create, Read, Update, and Delete
21 September 2022, CrowdStrike

Database performance at any scale
6 July 2022, The Register

How to Manage Your Asynchronous API With DynamoDB Streams
14 June 2022, Built In

Migrate to Astra DB for a cloud-agnostic, developer-friendly DBaaS and get more capabilities at a lower TCO -- ADTmag
9 September 2022, ADT Magazine

provided by Google News

What Is Two-Way Binding in Angular? - MUO
27 September 2022, MakeUseOf

Android apps leak hard-coded secrets
1 September 2022, CyberNews.com

Misconfigured Firebase Databases Exposing Data in Mobile Apps
17 March 2022, Threatpost

How to Use Complex Firebase Queries in Angular - MUO
9 August 2022, MakeUseOf

How to Upload Files to Firebase Storage Using React.js - MUO
14 May 2022, MakeUseOf

provided by Google News

EnterpriseDB rides on PostgreSQL momentum in APAC
28 September 2022, ComputerWeekly.com

Quest Software Announces Public Beta for SharePlex for PostgreSQL
22 September 2022, SDTimes.com

Installing PostgreSQL on macOS - MUO
17 September 2022, MakeUseOf

Random Forest with Scikit-learn 🌳, Synthetic data generation 🔄, Amazon Aurora PostgreSQL 📦
23 September 2022, Packt Hub

Running PostgreSQL Inside Your Browser
8 September 2022, iProgrammer

provided by Google News

Job opportunities

Systems Engineer, AWS DynamoDB
Amazon.com Services LLC, Remote

Senior Systems Engineer, AWS DynamoDB
Amazon.com Services LLC, Remote

DevOps Engineer, Amazon DynamoDB
Amazon Dev Center U.S., Inc., Remote

QA Engineer Quality Assurance New York City
ViaVan, New York, NY

System Development Engineer, Amazon DynamoDB
Amazon Data Services, Inc., United States

Data Analyst
Cognizant, New York, NY

Back End Developer
INVITE, Invite Mobile Application, Invite Technologies Inc, Remote

Sr Database Administrator (6199)
Altera Digital Health, New Hyde Park, NY

Database Developer - Web Analytics
TAA Solutions LLC, Remote

Research Developer
New York University, Brooklyn, NY

Mid-Level Django + Python + PostgreSQL (Sweat Equity - Remote)
cue, Remote

PostgreSQL DBA
Solutions By Design II, LLC, Remote

PostgreSQL DBA/Developer*
Virtual Service Operations, Remote

PL-SQL Developer ( PostgreSql Experience )
United Business Solutions Inc, Remote

PostgreSQL Developer
Wipro, Remote

jobs by Indeed



Share this page

Featured Products

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 80GB free.

AllegroGraph logo

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

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Neo4j logo

Neo4j NODES 2022
Free online conference for developers and data scientists.
November 16/17 2022.
Register now for free!

Redis logo

The world’s most loved real‑time data platform.
Try free

Present your product here