On Duplicate Key Update Mysql Values

If you specify an on duplicate key update clause and a row to be inserted would cause a duplicate value in a unique index or primary key, an update of the old row occurs.. On duplicate key update fails when setting unique values with 5-heartbeat' for key 2 mysql via on duplicate key update using auto=values. [on duplicate key update on duplicate key update syntax”. in mysql 8 the treatment of new rows that contain unique key values that duplicate old.

Duplicate entry for primary key on mysql

Is there any easy way to update all values after a duplicate key? for example: insert into published_books select * from books where book_id = book_id on duplicate.... Conditional duplicate key updates with mysql. on duplicate key update last_event_id = values (last_event_id), last_event_created_at = values. On duplicate key update skips auto_increment values: on duplicate key update skips auto_increment data, count) values (1,1) on duplicate key update.

on duplicate key update mysql values

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