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Error 1025 hy000 error on rename of errno 150 mysql

Then you may add back the foreign key again after it' s altered. I want to change int to bigint. but there is an error. How can I change it? NOT NULL AUTO_ INCREMENT;. / kohadata/ # sql- 3ae3_ 5cf5' to '. / kohadata/ items' ( errno: 150). There is probably another table with a foreign key referencing the primary key you are trying to change. To find out which table caused the error you can run SHOW ENGINE INNODB STATUS and then look at the LATEST. ( errno: 150) · MySQL | 18: 01 |. 久しぶりにMySQLのあるテーブルをアップデートしようとしたら、 ERROR 1025 ( HY000 ) : Error on rename of.

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    Errno rename error

    と出る。 どうも他のデータから参照. Use SHOW CREATE TABLE categories to show the name of constraint. Most probably it will be categories_ ibfk_ 1. Use the name to drop the foreign key first and the column then: ALTER TABLE categories DROP e SHOW CREATE TABLE categories to show the name of constraint. Use the name to drop the foreign key first and the column then: ALTER TABLE categories DROP FOREIGN. You usually get this error if your tables use the InnoDB engine. In that case you would have to drop the foreign key, and then do the alter table and drop the column. But the tricky part is that you can' t drop the foreign key using. You might have a foreign key relation on that index. Then InnoDB doesn' t let you do so. First of all, remove the foreign key first which is gonna remove the index anyway. More information about the error 1025 check out here. 次に示すのは、 発生する可能性のある InnoDB 固有の一般的なエラーのリスト ( ただし、 すべてが含まれているわけでは.

    エラーメッセージがエラー 150 を示している場合は、 外部キー制約が正しく形成されていなかったためにテーブルの作成が失敗しました。. For cryptic foreign key errors such as errno 150 and errno 121, you can take a look at this resource that explains many of the. SHOW CREATE TABLE misc ;. You can' t drop the foreign key using the column name, run the above query to find out the correct name, something like misc_ ibfk_ 1. Heh, IT IS this name: alter table misc drop FOREIGN KEY.