DELETE

An HTTP method commonly used to remove a resource.

01 · What is it?

What is it?

DELETE is an HTTP method commonly used to remove an existing resource.

Simple Definition： DELETE asks the system to remove something.

02 · Think of it like...

Think of it like...

Think of DELETE as removing one record from a system.

Existing Resource

DELETE

Resource Removed

03 · What does it do?

What does it do?

DELETE can be used to remove:

A Record

A File

A Saved Item

A Resource

A Temporary Object

04 · Where is it used?

Where is it used?

DELETE requests can appear in:

Admin Systems

Content Management

Saved Items

User Records

Temporary Data

API Resource Management

05 · Example

Example

DELETE /api/orders/1001

Request removal of order 1001.

Client→DELETE /api/orders/1001→Backend→Check Rules→Remove Resource→Response

The backend may still apply validation and business rules before deletion is allowed.

06 · How it connects

How it connects

Client→DELETE→Endpoint→Backend→Business Logic→Database→Response

DELETE requests often still pass through backend rules before data is removed.

07 · Do Not Confuse

Do Not Confuse

DELETE

Requests removal of a resource from the system.

Remove from Screen

May only hide something in the user interface.

Hidden UI
does not always mean
Deleted Data

08 · Topic Glossary

Topic Glossary

ENGLISH TERM	中文	SIMPLE ENGLISH	中文小白理解
DELETE	删除	An HTTP method commonly used to remove a resource.	通常用于删除资源的 HTTP 方法。
Resource	资源	The data or object being removed.	DELETE 请求希望删除的数据或业务对象。
Endpoint	接口地址	The address identifying the resource to remove.	用来标识需要删除哪个资源的 API 地址。
Delete Operation	删除操作	An operation that removes data or a resource.	从系统中移除数据或业务对象的操作。
Validation	校验	Checking whether deletion is allowed.	删除前检查是否满足系统要求。
Business Logic	业务逻辑	Rules that may decide whether deletion is allowed.	用来判断某条数据是否允许删除的业务规则。
Database	数据库	The system where the resource may be stored.	被删除资源可能实际保存的系统。
Response	响应	The result returned after a delete request.	DELETE 请求处理完成后返回的结果。
Soft Delete	软删除	Marking data as deleted without physically removing it.	不真正移除数据，而是通过状态标记为已删除。
Hard Delete	物理删除	Permanently removing the stored data.	将数据从存储中真正删除。

09 · What to Remember

What to Remember

DELETE is commonly used to remove a resource.

A DELETE request may still require validation and business rules.

Removing something from the screen is not always the same as deleting the data.

Resource→DELETE→Removal