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DBMS > chDB vs. Firebase Realtime Database vs. PostGIS

System Properties Comparison chDB vs. Firebase Realtime Database vs. PostGIS

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Editorial information provided by DB-Engines
NamechDB  Xexclude from comparisonFirebase Realtime Database  Xexclude from comparisonPostGIS  Xexclude from comparison
DescriptionAn embedded SQL OLAP Engine powered by ClickHouseCloud-hosted realtime document store. iOS, Android, and JavaScript clients share one Realtime Database instance and automatically receive updates with the newest data.Spatial extension of PostgreSQL
Primary database modelRelational DBMSDocument storeSpatial DBMS
Secondary database modelsTime Series DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.23
Rank#300  Overall
#135  Relational DBMS
Score13.43
Rank#39  Overall
#6  Document stores
Score18.94
Rank#30  Overall
#1  Spatial DBMS
Websitegithub.com/­chdb-io/­chdbfirebase.google.com/­products/­realtime-databasepostgis.net
Technical documentationdoc.chdb.iofirebase.google.com/­docs/­databasepostgis.net/­documentation
DeveloperGoogle infoacquired by Google 2014
Initial release202320122005
Current release3.4.2, February 2024
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercialOpen Source infoGPL v2.0
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC
Server operating systemsserver-lesshosted
Data schemeschema-freeyes
Typing infopredefined data types such as float or dateyesyes
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
Secondary indexesyesyes
SQL infoSupport of SQLClose to ANSI SQL (SQL/JSON + extensions)noyes
APIs and other access methodsAndroid
iOS
JavaScript API
RESTful HTTP API
Supported programming languagesBun
C
C++
Go
JavaScript (Node.js)
Python
Rust
Java
JavaScript
Objective-C
Server-side scripts infoStored procedureslimited functionality with using 'rules'user defined functions
TriggersCallbacks are triggered when data changesyes
Partitioning methods infoMethods for storing different data on different nodesyes infobased on PostgreSQL
Replication methods infoMethods for redundantly storing data on multiple nodesyes infobased on PostgreSQL
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
Immediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlyes, based on authentication and database rulesyes infobased on PostgreSQL

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More resources
chDBFirebase Realtime DatabasePostGIS
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