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DBMS > Alibaba Cloud PolarDB vs. TDengine

System Properties Comparison Alibaba Cloud PolarDB vs. TDengine

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Our visitors often compare Alibaba Cloud PolarDB and TDengine with TiDB, OceanBase and PostgreSQL.

Editorial information provided by DB-Engines
NameAlibaba Cloud PolarDB  Xexclude from comparisonTDengine  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 platform
Primary database modelRelational DBMSTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.19
Rank#166  Overall
#74  Relational DBMS
Score1.76
Rank#127  Overall
#10  Time Series DBMS
Websitewww.alibabacloud.com/­product/­polardbgithub.com/­taosdata/­TDengine
tdengine.com
Technical documentationwww.alibabacloud.com/­help/­en/­polardb/­product-overviewdocs.tdengine.com
DeveloperAlibabaTDEngine, previously Taos Data
Initial release2019
Current release3.0, August 2022
License infoCommercial or Open SourcecommercialOpen Source infoAGPL V3, also commercial editions available
Cloud-based only infoOnly available as a cloud serviceyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC
Server operating systemshostedLinux
Windows
Data schemeyesyes
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.yesno
Secondary indexesyesno
SQL infoSupport of SQLyesStandard SQL with extensions for time-series applications
APIs and other access methodsJDBC
ODBC
JDBC
RESTful HTTP API
Supported programming languagesJava
Python
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Rust
Server-side scripts infoStored proceduresyesno
Triggersyesyes, via alarm monitoring
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID
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.yes
User concepts infoAccess controlfine grained access rights according to SQL-standardyes
More information provided by the system vendor
Alibaba Cloud PolarDBTDengine
Specific characteristicsPolarDB, previously ApsaraDB for PolarDB, is a cloud-native relational database designed...
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TDengine™ is a time-series database designed to help traditional industries overcome...
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Competitive advantagesWebinar: Top Scientists Live: Tech Secrets to Double 11's Success Revealed. White...
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High Performance at Any Scale: With its distributed scalable architecture that grows...
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Typical application scenariosCreating a Robust Cloud-Based Database for Fintech, E-Commerce and Gaming. Learn...
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TDengine is purpose-built for Industry 4.0 and the Industrial IoT (IIoT) and particularly...
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Market metricsTDengine has garnered over 23,000 stars on GitHub and is used in over 50 countries...
» more
Licensing and pricing modelsSpecification and pricing. You can use either of the following billing methods to...
» more
TDengine OSS is free, open-source software released under the AGPLv3. TDengine Enterprise...
» more
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More resources
Alibaba Cloud PolarDBTDengine
Recent citations in the news

Alibaba Cloud’s PolarDB Breaks TPC-C Record
12 March 2025, CDOTrends

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

Figure 1: Illustration of POLARDB architecture.
3 November 2024, ResearchGate

Alibaba Cloud PolarDB Tops Global Database Performance, Price/tpmC Rankings
25 February 2025, AASTOCKS.com

Alibaba Cloud launches PolarDB database update
19 January 2024, China Daily

provided by Google News

Revolutionizing Success in the Time Series Database(TSDB)
7 March 2025, openPR

TDengine Brings Open Source Time-Series Database to Kubernetes
23 August 2022, Cloud Native Now

New TDengine Benchmark Results Show Up to 37.0x Higher Query Performance Than InfluxDB and TimescaleDB
28 February 2023, GlobeNewswire

provided by Google News



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