Which is not allowed in a trigger?

Asked by: Miss Mercedes Reynolds V  |  Last update: October 3, 2025
Score: 4.9/5 (64 votes)

Since triggers execute as part of a transaction, the following statements are not allowed in a trigger: All create commands, including create database, create table, create index, create procedure, create default, create rule, create trigger, and create view. All drop commands. alter table and alter database.

What is trigger restrictions?

To create a trigger on a table (or an INSTEAD OF trigger on a view), you must own the table or view, or have DBA privilege. For the relationship between the privileges of the trigger owner and those of other users, see Privileges to Execute Trigger Actions.

Which SQL statement cannot be used in a trigger?

The trigger body must not contain a DELETE, INSERT, MERGE, REFRESH TABLE, TRUNCATE, UPDATE statement, or SELECT FROM data-change-statement , and must not reference a procedure or function that is defined as MODIFIES SQL DATA.

Which of the following is not a trigger type?

Performance is not a valid trigger type in Automation Anywhere.

What are the limitations of trigger?

Adaptive Server imposes the following limitations on triggers: A table can have a maximum of three triggers: one update trigger, one insert trigger, and one delete trigger. Each trigger can apply to only one table. However, a single trigger can apply to all three user actions: update, insert, and delete.

Dealing with People who Trigger You!!

25 related questions found

What is a trigger and what is not?

A trigger is a person, place, thing, or situation that elicits an intense or unexpected emotional response or causes an individual to relive a past trauma. Any sensory stimulus can be a potential trigger. Triggers are unique from threats.

Which of the following are triggers not supported?

For which of the following are triggers not supported? Explanation: In MySQL, the triggers are run only after the table modifications like insert, update and delete are run. Triggers are not supported for views.

Which of the following is not a valid trigger type?

Explanation: "folder" is not a valid trigger type in Automation Anywhere. The correct answer is: "folder". In Automation Anywhere, common trigger types include window, system, logoff, and performance triggers, but not a "folder" trigger.

Which are 3 basic parts of a trigger?

A trigger has three basic parts:
  • A triggering event or statement.
  • A trigger restriction.
  • A trigger action.

Which of the operation can not be specified in triggers?

Explanation: Triggers are not possible for create, drop.

What is not permitted inside a trigger in SQL Server?

SQL Statements That Are Not Allowed in Triggers

Since triggers execute as part of a transaction, the following statements are not allowed in a trigger: All create commands, including create database, create table, create index, create procedure, create default, create rule, create trigger, and create view.

What are 3 types of SQL triggers?

SQL Server offers three different types of triggers, data manipulation language triggers, data definition language triggers, and logon triggers. A user uses these different types of triggers in SQL depending upon their requirements.

Which statement can a trigger not be based on?

INSERT statement triggers cannot reference an OLD table. DELETE statement triggers cannot reference a NEW table.

Why avoid triggers?

Avoiding things that relate to or remind you of a traumatic event is a common way of managing the impact of trauma: Avoiding things, places and people related to the event. Sometimes you might try to avoid things because they trigger painful memories.

What is trigger rule?

A trigger rule identifies an activity that runs automatically when an object of a specific class is saved in or deleted from the PegaRULES database. Trigger rules are not related to relational database triggers or a trigger defined in an Application Use. Case. activity type, declaration, forward chaining.

What is trigger example exceptions?

A trigger exception (also known as a "blocking trigger") is a kind of trigger that can be used to block another trigger's ability to fire under certain conditions. For example, if a tag has a trigger to fire on all pages and a trigger exception that is set to "Page URL equals thankyou.

What is a trigger in SQL?

SQL triggers are stored procedures that automatically execute in response to certain events in a specific table or view in a database. They are used to maintain the integrity of the data, enforce business rules, and automate tasks. We can set triggers to fire before or after an INSERT , UPDATE , or DELETE operation.

What are your top 3 triggers?

This emotional triggers list includes:
  • – Anxiety Triggers: These are emotional triggers that are rooted in panic and stress. ...
  • – Trauma Triggers: Trauma triggers are most often associated with post-traumatic stress. ...
  • – Anger Triggers: Sometimes, individuals find themselves irrationally angry about a situation or an object.

What are trigger action rules?

The Trigger Action tests an incoming Event against a set of predefined rules. These rules determine the flow of the story by comparing an incoming value against a test value.

Which is not a valid build trigger?

The answer is Option (iii). Downstream trigger is not a valid build trigger. *Logon – When the logon action takes place at the time of establishing the user's session.

Which of the following are valid trigger types?

The trigger types are:
  • Record: execute the flow when a record is created or updated.
  • Date: execute the flow at a specific time or interval.
  • Application: execute the flow when something happens on an instance such as receiving an email.

Why triggers are not recommended?

Triggers can become dangerous when: There are too many. Maintain as few triggers as possible to minimize complexity. Trigger code becomes complex.

What are after triggers?

An after trigger runs after the corresponding insert, update, or delete changes are applied to the table. The WHEN condition can be used in an SQL trigger to specify a condition. If the condition evaluates to true, the SQL statements in the SQL trigger routine body are run.

Which is the correct statement for triggers?

The correct is option 4. Trigger is a statement that is executed automatically by the system as a side effect of modification to the database.