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DBMS > Firebase Realtime Database vs. OpenSearch vs. RocksDB vs. TiDB

System Properties Comparison Firebase Realtime Database vs. OpenSearch vs. RocksDB vs. TiDB

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Editorial information provided by DB-Engines
NameFirebase Realtime Database  Xexclude from comparisonOpenSearch  Xexclude from comparisonRocksDB  Xexclude from comparisonTiDB  Xexclude from comparison
DescriptionCloud-hosted realtime document store. iOS, Android, and JavaScript clients share one Realtime Database instance and automatically receive updates with the newest data.A distributed, RESTful search and analytics engine forked from Elasticsearch and based on Apache LuceneEmbeddable persistent key-value store optimized for fast storage (flash and RAM)TiDB is an open source distributed SQL database that supports Hybrid Transactional/Analytical Processing (HTAP) workloads. It is MySQL compatible and features horizontal scalability, strong consistency, and high availability.
Primary database modelDocument storeSearch engineKey-value storeRelational DBMS
Secondary database modelsVector DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score13.60
Rank#39  Overall
#6  Document stores
Score16.31
Rank#36  Overall
#4  Search engines
Score2.84
Rank#97  Overall
#16  Key-value stores
Score4.09
Rank#72  Overall
#38  Relational DBMS
Websitefirebase.google.com/­products/­realtime-databasegithub.com/­opensearch-project
opensearch.org
rocksdb.orgpingcap.com
Technical documentationfirebase.google.com/­docs/­databaseopensearch.org/­docs/­latestgithub.com/­facebook/­rocksdb/­wikidocs.pingcap.com/­tidb/­stable
DeveloperGoogle infoacquired by Google 2014Amazon Web ServicesFacebook, Inc.PingCAP, Inc.
Initial release2012202120132016
Current release2.5.0, January 20239.4.0, June 20248.2.0, July 2024
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2.0Open Source infoBSDOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
STACKIT OpenSearch offers OpenSearch in a managed version in enterprise grade, 100% GDPR-compliant, for a wide range of applications like analytics, website search, offering scalability and fast data access.TiDB Cloud: Fully-managed TiDB Service. Bring everything great about TiDB to the cloud.
Implementation languageJavaC++Go, Rust
Server operating systemshostedAll OS with a Java VMLinuxLinux
Data schemeschema-freeschema-free infoFlexible type definitions. Once a type is defined, it is persistentschema-freeyes
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.nonono
Secondary indexesyesyes infoAll search fields are automatically indexednoyes
SQL infoSupport of SQLnoSQL-like query languagenoyes
APIs and other access methodsAndroid
iOS
JavaScript API
RESTful HTTP API
Java API
RESTful HTTP/JSON API
C++ API
Java API
GORM
JDBC
ODBC
Proprietary protocol
SQLAlchemy
Supported programming languagesJava
JavaScript
Objective-C
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby infoElasticsearch client
C
C++
Go
Java
Perl
Python
Ruby
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
Server-side scripts infoStored procedureslimited functionality with using 'rules'yesnono
TriggersCallbacks are triggered when data changesyes infoby using the 'percolation' featureno
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioninghorizontal partitioning (by key range)
Replication methods infoMethods for redundantly storing data on multiple nodesyesyesUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes infowith TiSpark Connector
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
Eventual Consistency infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, allImmediate Consistency
Foreign keys infoReferential integritynononoyes infofull support since version 6.6
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesnoyesACID
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.yesno
User concepts infoAccess controlyes, based on authentication and database rulesnoFine grained access rights according to SQL-standard
More information provided by the system vendor
Firebase Realtime DatabaseOpenSearchRocksDBTiDB
Specific characteristicsOpenSearch is a highly scalable and extensible open-source software suite for search,...
» more
TiDB is an advanced open-source, distributed SQL database for modern application...
» more
Competitive advantagesDistributed as fully open source under Apache License, Version 2.0 (ALv2), OpenSearch...
» more
- HORIZONTAL SCALING : TiDB grants total transparency into your data workloads without...
» more
Typical application scenariosThe OpenSearch platform is used across a broad range of search , analytics, and observability...
» more
TiDB is ideal for transactional applications that require extreme scalability and...
» more
Key customersBlock, Pinterest, Catalyst, Bolt, Flipkart, Capcom, Shopee (E-commerce), JD Cloud...
» more
Market metrics34K+ GitHub stars 5K+ members in TiDB Community Slack 1K+ community contributors...
» more
Licensing and pricing modelsThe OpenSearch Project offers open source software licensed under Apache License...
» more
TiDB Community : Free open source software (Apache 2.0) TiDB Self-Hosted : Enterprise...
» more

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More resources
Firebase Realtime DatabaseOpenSearchRocksDBTiDB
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