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Is the trigger always part of the transaction?
The trigger is always part of the transaction for the action that fires the trigger. If an error occurs in the trigger that causes transaction rollback then the firing action will be rolled back too. Triggers implicitly have XACT_ABORT on.
When does the trigger fire after the INSERT statement?
Trigger will fire immediately after the insert. Technically, this is not correct. While it is true the trigger will fire after the insert statement completes, it only does this after checking constraints, checking referential integrity (foreign keys), and creating the special insert and delete tables. The instead of trigger is the opposite.
How does the trigger work in SQL Server?
COMMIT or SET IMPLICIT_TRANSACTIONS ON then the statement runs as a self contained auto commit transaction. The trigger is always part of the transaction for the action that fires the trigger. If an error occurs in the trigger that causes transaction rollback then the firing action will be rolled back too.
When to use trigger new and trigger.new?
That’s not how salesforce works. A trigger will never contain records updated by different users because those will be dealt with in a separate transaction. When using Trigger.new you are only taking the first record updated in this transaction and ignoring any others.
What are the options for a trigger statement in SQL?
The SQL statement or the system event, database event, or DDL event that fires the trigger body. The options include DELETE, INSERT, and UPDATE. One, two, or all three of these options can be included in the triggering statement specification. The table]
How is an update transaction similar to an insert transaction?
The rows in the inserted table are copies of the new rows in the trigger table. An update transaction is similar to a delete operation followed by an insert operation; the old rows are copied to the deleted table first, and then the new rows are copied to the trigger table and to the inserted table.