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[👾 Error Handling] ERROR 1828 (HY000): Cannot drop column 'post_id': needed in a foreign key constraint 'custom_fkey_name'

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Assessment

Difficulty
2/5
Estimated time
1-3 hours
Newbie friendliness
35/100
Issue type
Documentation
Clarity
Mostly clear
Activity status
Stale
Tech stack
mysql
Domain
databases, documentation

Research direction

No file or test is named. Start by locating the repository's existing error-handling or database documentation and compare its format with this MySQL ERROR 1828 example; done means the error message and the three stated SQL handling steps are recorded consistently.

Written by the indexing model from the issue text.

Description

error

어떤 에러인가요?

  • 데이터베이스에서 foreign key 지정 후에 다시 삭제하려고, alter table posts drop post_id; 이 명령어를 치게 되면 바로 칼럼 삭제가 안될 때 나오는 에러메세지

에러 메시지

ERROR 1828 (HY000): Cannot drop column 'post_id': needed in a foreign key constraint 'custom_fkey_name'

에러 핸들링 방법

1. show create table posts[조회할 테이블명];
2. alter table posts[조회할 테이블명] drop foreign key custom_fkey_name[삭제할 foreign key 이름];
3. alter table posts[조회할 테이블명] drop post_id[삭제할 칼럼명];

에러 핸들링을 위해 참고한 레퍼런스 링크

예시1

Dominant language
JavaScript
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0
Forks
3
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