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mysql-error-1442

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ERROR 1442: Can't update table in stored function/trigger because it is already used by statement which invoked this stored function/trigger
I have a table that I want : when the table has been updated, 2 fields of that (title and description) change and take value from another table
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MySql Triggers to delete child records in the same table
I have a table t开发者_StackOverflow社区hat stores parent and child records in it. I was trying to create a trigger that would delete all child records when the parent is deleted:
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MySQL: How to create trigger for setting creation date for new rows
I ran into a problem as I tried to create two TIMESTAMP columns in my database. One called created and one called updated. I figured it would be easy to set the default value of both to CURRENT_TIMEST
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mysql trigger stored trigger is already used by statement which invoked stored trigger
I want to set up a trigger so that if on an update the prediction field is = 3 then the trigger changes the value to 4 and saves it in the database. The trigger is below.
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