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How do I delete an existing trigger in MySQL?
To destroy the trigger, use a DROP TRIGGER statement. You must specify the schema name if the trigger is not in the default schema: mysql> DROP TRIGGER test.
What is Definer in trigger?
The DEFINER clause specifies the MySQL account to be used when checking access privileges at trigger activation time. If the DEFINER clause is present, the user value should be a MySQL account specified as ‘ user_name ‘@’ host_name ‘ , CURRENT_USER , or CURRENT_USER() .
Can we alter a trigger?
To modify a DML trigger Expand Triggers, right-click the trigger to modify, and then click Modify. Modify the trigger, and then click Execute.
Is it possible to modify an existing trigger definition in…?
Oracle’s MySQL as of 5.7 still relies on the solution above. As @Michael told you can’t alter the trigger. If you’re using MySql Workbench it can create the drop and create statments for you. Right click on your table name and click Alter table option from there you can pick Trigger option and alter it.
Can you modify an existing MySQL trigger after it has been created?
As @Jocelyn mentioned you can’t alter the trigger. But if you’re using MySql Workbench it will allow you to alter the trigger. Just right click on your table name and click Alter table option from there you can pick Trigger option and alter it. Although you cannot perform it from query.
How to create, modify or drop a SQL Server trigger?
Modifying the Code of a SQL Server Trigger. When you need to change the code of a trigger you can use any of the next methods. Use the ALTER TRIGGER statement. Drop and re-create the trigger. Use the CREATE OR ALTER statement (Only if your version of SQL Server is greater than SQL Server 2016)
How to create new triggers in MySQL Workbench manual?
MySQL Workbench Manual / / The Triggers subtab opens a workspace that enables you to create new triggers or edit existing triggers. All triggers are organized within a tree structure by section, such as BEFORE INSERT and AFTER INSERT . To add a new trigger, click the [+] icon next to the trigger section.