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DBMS > Alibaba Cloud PolarDB vs. TDengine vs. TiDB

System Properties Comparison Alibaba Cloud PolarDB vs. TDengine vs. TiDB

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Editorial information provided by DB-Engines
NameAlibaba Cloud PolarDB  Xexclude from comparisonTDengine  Xexclude from comparisonTiDB  Xexclude from comparison
DescriptionA cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. Designed for business critical applications.Time Series DBMS and big data platformTiDB 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 modelRelational DBMSTime Series DBMSRelational DBMS
Secondary database modelsRelational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.29
Rank#155  Overall
#69  Relational DBMS
Score1.66
Rank#131  Overall
#10  Time Series DBMS
Score3.50
Rank#73  Overall
#38  Relational DBMS
Websitewww.alibabacloud.com/­product/­polardbgithub.com/­taosdata/­TDengine
tdengine.com
pingcap.com
Technical documentationwww.alibabacloud.com/­help/­en/­polardb/­product-overviewdocs.tdengine.comdocs.pingcap.com/­tidb/­stable
DeveloperAlibabaTDEngine, previously Taos DataPingCAP, Inc.
Initial release20192016
Current release3.0, August 20228.2.0, July 2024
License infoCommercial or Open SourcecommercialOpen Source infoAGPL V3, also commercial editions availableOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCGo, Rust
Server operating systemshostedLinux
Windows
Linux
Data schemeyesyesyes
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.yesnono
Secondary indexesyesnoyes
SQL infoSupport of SQLyesStandard SQL with extensions for time-series applicationsyes
APIs and other access methodsJDBC
ODBC
JDBC
RESTful HTTP API
GORM
JDBC
ODBC
Proprietary protocol
SQLAlchemy
Supported programming languagesJava
Python
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Rust
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 proceduresyesnono
Triggersyesyes, via alarm monitoringno
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceShardinghorizontal partitioning (by key range)
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceyesUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infowith TiSpark Connector
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnoyes infofull support since version 6.6
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
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.yesno
User concepts infoAccess controlfine grained access rights according to SQL-standardyesFine grained access rights according to SQL-standard
More information provided by the system vendor
Alibaba Cloud PolarDBTDengineTiDB
Specific characteristicsTDengine™ is a time-series database designed to help traditional industries overcome...
» more
Competitive advantagesHigh Performance at Any Scale: With its distributed scalable architecture that grows...
» more
Typical application scenariosTDengine is purpose-built for Industry 4.0 and the Industrial IoT (IIoT) and particularly...
» more
Market metricsTDengine has garnered over 23,000 stars on GitHub and is used in over 50 countries...
» more
Licensing and pricing modelsTDengine OSS is free, open-source software released under the AGPLv3. TDengine Enterprise...
» more

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More resources
Alibaba Cloud PolarDBTDengineTiDB
Recent citations in the news

Alibaba Cloud’s PolarDB Breaks TPC-C Benchmark World Record with Innovative ‘Three-Layer Decoupling’ Architecture
26 February 2025, Alizila

Alibaba Cloud’s PolarDB Breaks TPC-C Record
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Figure 1: Illustration of POLARDB architecture.
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