DB-EnginesextremeDB - Data management wherever you need itEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by Redgate Software

DBMS > Apache Druid vs. EXASOL vs. Firebase Realtime Database

System Properties Comparison Apache Druid vs. EXASOL vs. Firebase Realtime Database

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameApache Druid  Xexclude from comparisonEXASOL  Xexclude from comparisonFirebase Realtime Database  Xexclude from comparison
DescriptionOpen-source analytics data store designed for sub-second OLAP queries on high dimensionality and high cardinality dataHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.Cloud-hosted realtime document store. iOS, Android, and JavaScript clients share one Realtime Database instance and automatically receive updates with the newest data.
Primary database modelRelational DBMS
Time Series DBMS
Relational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.18
Rank#84  Overall
#45  Relational DBMS
#7  Time Series DBMS
Score1.51
Rank#141  Overall
#63  Relational DBMS
Score13.43
Rank#39  Overall
#6  Document stores
Websitedruid.apache.orgwww.exasol.comfirebase.google.com/­products/­realtime-database
Technical documentationdruid.apache.org/­docs/­latest/­designwww.exasol.com/­resourcesfirebase.google.com/­docs/­database
DeveloperApache Software Foundation and contributorsExasolGoogle infoacquired by Google 2014
Initial release201220002012
Current release30.0.0, June 2024
License infoCommercial or Open SourceOpen Source infoApache license v2commercialcommercial
Cloud-based only infoOnly available as a cloud servicenonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava
Server operating systemsLinux
OS X
Unix
hosted
Data schemeyes infoschema-less columns are supportedyesschema-free
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.nonono
Secondary indexesyesyesyes
SQL infoSupport of SQLSQL for queryingyesno
APIs and other access methodsJDBC
RESTful HTTP/JSON API
.Net
JDBC
ODBC
WebSocket
Android
iOS
JavaScript API
RESTful HTTP API
Supported programming languagesClojure
JavaScript
PHP
Python
R
Ruby
Scala
Java
Lua
Python
R
Java
JavaScript
Objective-C
Server-side scripts infoStored proceduresnouser defined functionslimited functionality with using 'rules'
TriggersnoyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesSharding infomanual/auto, time-basedSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes, via HDFS, S3 or other storage engines
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infoHadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDyes
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 controlRBAC using LDAP or Druid internals for users and groups for read/write by datasource and systemAccess rights for users, groups and roles according to SQL-standardyes, based on authentication and database rules

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
Apache DruidEXASOLFirebase Realtime Database
DB-Engines blog posts

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

show all

Recent citations in the news

How to connect DataGrip to Apache Druid
18 October 2021, Towards Data Science

Apache® Druid Wins Best Big Data Product in the 2023 BigDATAwire Readers’ Choice Awards
26 January 2024, Business Wire

Apache Druid 25.0 Delivers Multi-Stage Query Engine and Kubernetes Task Management
19 January 2023, infoq.com

Streaming fast: Druid’s event-based database practices for sub-second trillion row response
21 February 2022, Blocks and Files

A dive into redBus’s data platform and how they used Amazon QuickSight to accelerate business insights
18 January 2023, Amazon Web Services (AWS)

provided by Google News

Exasol Accelerates Customers’ Migration to Cloud with Support of AWS SaaS Factory
4 February 2022, Amazon Web Services (AWS)

Exasol gets jolt of AI with Espresso suite of capabilities
26 February 2024, TechTarget

WashTec: Data Analytics for optimizing car wash systems.
27 May 2024, All-About-Industries

Exasol: 93% say data storytelling helps increase revenue
13 July 2021, VentureBeat

Revolut Achieves True Data Democratization With Exasol
31 July 2019, Business Wire

provided by Google News

Supabase reels in $200M for its open-source relational database
22 April 2025, SiliconANGLE

Supabase vs. Firebase: Which BaaS is Best for Your App?
14 August 2024, Netguru

Instant harkens back to a pre-Google Firebase
2 October 2024, TechCrunch

Inside FireScam : An Information Stealer with Spyware Capabilities
30 December 2024, cyfirma

Researcher reveals ‘catastrophic’ security flaw in the Arc browser
20 September 2024, The Verge

provided by Google News



Share this page

Featured Products

Neo4j logo

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

SingleStore logo

The data platform to build your intelligent applications.
Try it free.

RaimaDB logo

RaimaDB, embedded database for mission-critical applications. When performance, footprint and reliability matters.
Try RaimaDB for free.

Datastax Astra logo

Bring all your data to Generative AI applications with vector search enabled by the most scalable
vector database available.
Try for Free

Milvus logo

Vector database designed for GenAI, fully equipped for enterprise implementation.
Try Managed Milvus for Free

Present your product here