The mutating-table error is raised when a trigger attempts to execute a. an INSERT, UPDATE, or DELETE while another user is updating the same table b. a SELECT statement on the same table that the trigger is based on c. a SELECT statement while another user is updating the same table d. an INSERT, UPDATE, or DELETE on the same table that the trigger is based on

It should be noted that mutating-table error is raised when a trigger attempts to execute D: an INSERT, UPDATE, or DELETE on the same table that the trigger is based on.

A mutating table error serves as the error that do take place occurs at a level that a row-level trigger is attempting to examine, or trying to make a change to a particular table which undergoing change process already.

We can conclude that mutating table error is notable when there is an attempt for execution of (an INSERT, UPDATE, or DELETE statement).

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d. an INSERT, UPDATE, or DELETE on the same table that the trigger is based on

Explanation:

In Computer programming, the mutating-table error is raised when a trigger attempts to execute an INSERT, UPDATE, or DELETE on the same table that the trigger is based on.

The mutating-table error occurs when a row-level trigger attempts to read or write on the same table that the trigger is based on.

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