Check data if exist before insert/Update #752 | Support

Leaf created 4 years ago

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ABP Framework version: v4
UI type: MVC
DB provider: EF Core
Tiered (MVC) or Identity Server Seperated (Angular): no
Exception message and stack trace:
Steps to reproduce the issue:

Hi,

What is the best way to check data is exist or not before insert/ update then if the data is exist then will show message box the data already exists.

Thank you.

1 Answer(s)

0

maliming created 4 years ago
Support Team Fullstack Developer

hi

Use the repository to query data, you can throw a exception then the ui will automatically show the messages.

https://docs.abp.io/en/abp/latest/Exception-Handling#business-exceptions https://docs.abp.io/en/abp/latest/Exception-Handling#user-friendly-exception

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