DBMS > EJDB vs. Firebase Realtime Database
System Properties Comparison EJDB vs. Firebase Realtime Database
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|Editorial information provided by DB-Engines
|EJDB Xexclude from comparison
|Firebase Realtime Database Xexclude from comparison
|Embeddable document-store database library with JSON representation of queries (in MongoDB style)
|Primary database model
|Google acquired by Google 2014
|License Commercial or Open Source
|Open Source GPLv2
|Cloud-based only Only available as a cloud service
|DBaaS offerings (sponsored links) Database as a Service
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|Server operating systems
|Typing predefined data types such as float or date
|yes string, integer, double, bool, date, object_id
|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.
|SQL Support of SQL
|APIs and other access methods
|in-process shared library
RESTful HTTP API
|Supported programming languages
|Server-side scripts Stored procedures
|limited functionality with using 'rules'
|Callbacks are triggered when data changes
|Partitioning methods Methods for storing different data on different nodes
|Replication methods Methods for redundantly storing data on multiple nodes
|MapReduce Offers an API for user-defined Map/Reduce methods
|Consistency concepts Methods to ensure consistency in a distributed system
|Eventual Consistency if the client is offline
Immediate Consistency if the client is online
|Foreign keys Referential integrity
|no typically not needed, however similar functionality with collection joins possible
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data
|Concurrency Support for concurrent manipulation of data
|yes Read/Write Locking
|Durability Support for making data persistent
|User concepts Access control
|yes, based on authentication and database rules
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|Firebase Realtime Database
|DB-Engines blog posts
Cloud-based DBMS's popularity grows at high rates Atos cybersecurity blog: Misconfigured Firebase: A real-time cyber threat Realtime vs Cloud Firestore: Which Firebase Database to go? Clash of Clans gamers at risk while using third-party app Firebase Played Us! Misconfigured Firebase Databases Exposing Data in Mobile Apps provided by Google News
Atos cybersecurity blog: Misconfigured Firebase: A real-time cyber threat
Realtime vs Cloud Firestore: Which Firebase Database to go?
Clash of Clans gamers at risk while using third-party app
Firebase Played Us!
Misconfigured Firebase Databases Exposing Data in Mobile Apps
provided by Google News
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