TopicIT Networking →
ETag is a Web, API, DNS, or database concept used to transport, expose, or protect application data.
Simple definition
ETag is a Web, API, DNS, or database concept used to transport, expose, or protect application data. It belongs to the Web / DNS / API / Bases de data vocabulary.
What is it used for?
Its main purpose is to build reliable exchanges between clients, services, and databases.
How does it work?
components apply protocols, headers, queries, transactions, or high-availability mechanisms according to the relevant layer.
Key points
- Scope: A Web, API, DNS, or database concept used to transport, expose, or protect application data.
- Operational goal: Build reliable exchanges between clients, services, and databases.
- Mechanism: components apply protocols, headers, queries, transactions, or high-availability mechanisms according to the relevant layer.
Points to watch
Security, version compatibility, and error handling should be tested end to end.
In short
ETag is a Web / DNS / API / Bases de data concept to know when you need to build reliable exchanges between clients, services, and databases.