Updating of new row is not allowed in after trigger Chicas cam2 cam adutos xxx
Another advantage of INSTEAD OF triggers is that they enable you to code logic that can reject parts of a batch while letting other parts of a batch to succeed.This table compares the functionality of the AFTER and INSTEAD OF triggers.Except as contained in this notice, the name of LICENSOR or of any other holder of a copyright in all or part of the Intellectual Property shall not be used in advertising or otherwise to promote the sale, use or other dealings in this Intellectual Property without prior written authorization of LICENSOR or such copyright holder.
The following list compares DML triggers with constraints and identifies when DML triggers have benefits over .
The primary advantage of INSTEAD OF triggers is that they enable views that would not be updatable to support updates.
For example, a view based on multiple base tables must use an INSTEAD OF trigger to support inserts, updates, and deletes that reference data in more than one table.
Therefore, they can be used to perform error or value checking on one or more columns and the perform additional actions before insert, updating or deleting the row or rows.
For example, when the value being updated in an hourly wage column in a payroll table exceeds a specified value, a trigger can be defined to either produce an error message and roll back the transaction, or insert a new record into an audit trail before inserting the record into the payroll table.
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