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DBMS > AlaSQL vs. TDengine

System Properties Comparison AlaSQL vs. TDengine

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Our visitors often compare AlaSQL and TDengine with SQLite, DuckDB and PostgreSQL.

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonTDengine  Xexclude from comparison
DescriptionJavaScript DBMS libraryTime Series DBMS and big data platform
Primary database modelDocument store
Relational DBMS
Time Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.37
Rank#267  Overall
#42  Document stores
#123  Relational DBMS
Score1.96
Rank#117  Overall
#9  Time Series DBMS
Websitealasql.orggithub.com/­taosdata/­TDengine
tdengine.com
Technical documentationgithub.com/­AlaSQL/­alasqldocs.tdengine.com
DeveloperAndrey Gershun & Mathias R. WulffTDEngine, previously Taos Data
Initial release20142019
Current release3.0, August 2022
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Source infoAGPL V3, also commercial editions available
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptC
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)Linux
Windows
Data schemeschema-freeyes
Typing infopredefined data types such as float or datenoyes
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.nono
Secondary indexesnono
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.Standard SQL with extensions for time-series applications
APIs and other access methodsJavaScript APIJDBC
RESTful HTTP API
Supported programming languagesJavaScriptC
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Rust
Server-side scripts infoStored proceduresnono
Triggersyesyes, via alarm monitoring
Partitioning methods infoMethods for storing different data on different nodesnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemnone
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storage
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlnoyes
More information provided by the system vendor
AlaSQLTDengine
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
News

TDengine’s Stream Computing in IoT: Typical Applications in Connected Cars
20 January 2025

TDengine + Manufacturing: How to Achieve Efficient OPC UA Data Integration
17 January 2025

Accelerating Digital Transformation: The Critical Role of Time-Series Databases
10 January 2025

Time-Series Database: Cost-Effective Solution for Modernizing Data Operations in Manufacturing
9 January 2025

TDengine 3.3.5.0 Release Notes
8 January 2025

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
AlaSQLTDengine
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