What is a Trigger ?

What is a Trigger ?
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1 Answer

Answer :

A piece of logic that is executed at or triggered by a SQL *forms event.
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Related questions

When the form is running in DEBUG mode, If you want to examine the values of global variables and other form variables, What package procedure command you would use in your trigger text ?

Description : When the form is running in DEBUG mode, If you want to examine the values of global variables and other form variables, What package procedure command you would use in your trigger text ?

Last Answer : Break. SYSTEM VARIABLES

Which trigger related to mouse?

Description : Which trigger related to mouse?

Last Answer : When-Mouse-Click When-Mouse-DoubleClick When-Mouse-Down When-Mouse-Enter When-Mouse-Leave When-Mouse-Move When-Mouse-Up

What is transactional trigger property?

Description : What is transactional trigger property?

Last Answer : Identifies a block as transactional control block. i.e. non - database block that oracle forms should manage as transactional block.(NON- ORACLE datasource) default - FALSE.

If you have property class attached to an item and you have same trigger written for the item . Which will fire first?

Description : If you have property class attached to an item and you have same trigger written for the item . Which will fire first?

Last Answer : Item level trigger fires , If item level trigger fires, property level trigger won't fire. Triggers at the lowest level are always given the first preference. The item level trigger fires first and then the block and then the Form level trigger.

What are property classes ? Can property classes have trigger?

Description : What are property classes ? Can property classes have trigger?

Last Answer : Property class inheritance is a powerful feature that allows you to quickly define objects that conform to your own interface and functionality standards. Property classes also allow you to make global ... all objects that inherit properties from that class. Yes . All type of triggers .

Which trigger are created when master -detail rela?

Description : Which trigger are created when master -detail rela?

Last Answer : master delete property * NON-ISOLATED (default) a) on check delete master b) on clear details c) on populate details * ISOLATED a) on clear details b) on populate details * CASCADE a) per-delete b) on clear details c) on populate details

Can U disable database trigger? How?

Description : Can U disable database trigger? How?

Last Answer : Yes. With respect to table ALTER TABLE TABLE [[ DISABLE all_trigger ]]

Can you use a commit statement within a database trigger?

Description : Can you use a commit statement within a database trigger?

Last Answer : No

What is Database Trigger ?

Description : What is Database Trigger ?

Last Answer : A Database Trigger is procedure (set of SQL and PL/SQL statements) that is automatically executed as a result of an insert in,update to, or delete from a table.

What are the uses of Database Trigger ?

Description : What are the uses of Database Trigger ?

Last Answer : Database triggers can be used to automatic data generation, audit data modifications, enforce complex Integrity constraints, and customize complex security authorizations.

What is a database trigger ? Name some usages of database trigger ?

Description : What is a database trigger ? Name some usages of database trigger ?

Last Answer : Database trigger is stored PL/SQL program unit associated with a specific database table. Usages are Audit data modifications, Log events transparently, Enforce complex business rules Derive column values automatically, Implement complex security authorizations. Maintain replicate tables.

Is it possible to use Transaction control Statements such a ROLLBACK or COMMIT in Database Trigger ? Why ?

Description : Is it possible to use Transaction control Statements such a ROLLBACK or COMMIT in Database Trigger ? Why ?

Last Answer : It is not possible. As triggers are defined for each table, if you use COMMIT of ROLLBACK in a trigger, it affects logical transaction processing.

What are two virtual tables available during database trigger execution ?

Description : What are two virtual tables available during database trigger execution ?

Last Answer : The table columns are referred as OLD.column_name and NEW.column_name. For triggers related to INSERT only NEW.column_name values only available. For triggers related to UPDATE only OLD. ... values only available. For triggers related to DELETE only OLD.column_name values only available.

What is the difference between a Function Key Trigger and Key Function Trigger ?

Description : What is the difference between a Function Key Trigger and Key Function Trigger ?

Last Answer : Function key triggers are associated with individual SQL*FORMS function keys You can attach Key function triggers to 10 keys or key sequences that normally do not perform any SQL * FORMS operations. These keys referred as key F0 through key F9.

What does an on-clear-block Trigger fire?

Description : What does an on-clear-block Trigger fire?

Last Answer : It fires just before SQL * forms the current block.

Can we use GO-BLOCK package in a pre-field trigger ?

Description : Can we use GO-BLOCK package in a pre-field trigger ?

Last Answer : No

Is a Key startup trigger fires as result of a operator pressing a key explicitly ?

Description : Is a Key startup trigger fires as result of a operator pressing a key explicitly ?

Last Answer : No

Can we use a restricted package procedure in ON- VALIDATE-FIELD Trigger ?

Description : Can we use a restricted package procedure in ON-VALIDATE-FIELD Trigger ?

Last Answer : No

What is the difference between an ON-VALIDATE-FIELD trigger and a trigger ?

Description : What is the difference between an ON-VALIDATE-FIELD trigger and a trigger ?

Last Answer : On-validate-field trigger fires, when the field Validation status New or changed. Post-field-trigger whenever the control leaving form the field, it will fire.

A query fetched 10 records How many times does a PRE- QUERY Trigger and POST-QUERY Trigger will get executed ?

Description : A query fetched 10 records How many times does a PRE-QUERY Trigger and POST-QUERY Trigger will get executed ?

Last Answer : PRE-QUERY fires once. POST-QUERY fires 10 times.

When is PRE-QUERY trigger executed ?

Description : When is PRE-QUERY trigger executed ?

Last Answer : When Execute-query or count-query Package procedures are invoked.

What is the difference between ON-VALIDATE-FIELD trigger and a POST-CHANGE trigger ?

Description : What is the difference between ON-VALIDATE-FIELD trigger and a POST-CHANGE trigger ?

Last Answer : When you changes the Existing value to null, the On-validate field trigger will fire post change trigger will not fire. At the time of execute- query post-change trigger will fire, on-validate field trigger will not fire.

At what point of report execution is the before Report trigger fired?

Description : At what point of report execution is the before Report trigger fired?

Last Answer : After the query is executed but before the report is executed and the records are displayed.

What is WHEN-Database-record trigger?

Description : What is WHEN-Database-record trigger?

Last Answer : Fires when oracle forms first marks a record as an insert or an update. The trigger fires as soon as oracle forms determines through validation that the record should be processed by the next post or ... the first item in the record, and after the operator attempts to navigate out of the item.

What are the trigger associated with image items?

Description : What are the trigger associated with image items?

Last Answer : When-image-activated fires when the operators double clicks on an image itemwhen-image-pressed fires when an operator clicks or double clicks on an image item

What is trigger associated with the timer?

Description : What is trigger associated with the timer?

Last Answer : When-timer-expired.

Does a Before form trigger fire when the parameter form is suppressed?

Description : Does a Before form trigger fire when the parameter form is suppressed?

Last Answer : Yes.

Is the After report trigger fired if the report execution fails?

Description : Is the After report trigger fired if the report execution fails?

Last Answer : Yes.

What is database Trigger?

Description : What is database Trigger?

Last Answer : A database trigger is a PL/SQL block that can defined to automatically execute for insert, update, and delete statements against a table. The trigger can e defined to execute once for the ... define database triggers. A database trigger can call database procedures that are also written in PL/SQL.

Is it okay to unfollow an (old) friend on social media because they trigger your anxiety?

Description : Is it okay to unfollow an (old) friend on social media because they trigger your anxiety?

Last Answer : Yes. Unfollow. Don’t unfriend.

Can distant wildfires trigger your fire alarm?

Description : Can distant wildfires trigger your fire alarm?

Last Answer : Yes they can, it happened in Virginia.

Can anger trigger tingling in your fingertips?

Description : Can anger trigger tingling in your fingertips?

Last Answer : Yes. I have anxiety issues, AND, have had to fight a LOT. Before, or after, a fight, my limbs STILL shake sometimes. Anger, is part of it. I assumed that the shaking, would eventually stop, ... killer, doesn't have shaking hands. Because it's not something that they are opposed to. Just my opinion.

Can hormones from red meat trigger aggression, and growth spurts in children?

Description : Can hormones from red meat trigger aggression, and growth spurts in children?

Last Answer : Hormones that were added to live stock to make them grow faster and bigger have been suspected in causing early puberty in girls.

Why does cleaning the inside of the ear with a finger trigger coughing sometimes?

Description : Why does cleaning the inside of the ear with a finger trigger coughing sometimes?

Last Answer : Must be a problem unique to Mazingerians. Never happens to me.

Can the television trigger a digital assistant?

Description : Can the television trigger a digital assistant?

Last Answer : I don’t know for sure but; YES !

Can you give an example of political correctness or trigger warnings that in your opinion go too far?

Description : Can you give an example of political correctness or trigger warnings that in your opinion go too far?

Last Answer : Latin Americans getting “offended” with use of the word America when referring to the US. There was also some video about air conditioning being sexist for some reason and that it should be banned. “Manspreading”.

How can I use an RF signal to trigger a macro on my computer?

Description : How can I use an RF signal to trigger a macro on my computer?

Last Answer : Do you know any code? I have used that same RTL dongle for projects on a pc but not mac. You’ll likely have to write a program to do this.

Would putting the snowblower away trigger a snowpocalypse?

Description : Would putting the snowblower away trigger a snowpocalypse?

Last Answer : Yeah, I catch your drift.

Can you consciously trigger dopamine release?

Description : Can you consciously trigger dopamine release?

Last Answer : Wow?

What are your thoughts on "trigger warnings?"?

Description : What are your thoughts on "trigger warnings?"?

Last Answer : answer:To share my own opinion, I feel that it would make sense and require little effort to put a warning if you're going to write something about abuse, extreme violence, or something else that is ... with my ostomy. I do not and can not expect anybody to put a trigger warning on their soap.

Do you think that asking a person out will trigger some feelings in them even if they did not have, to begin with?

Description : Do you think that asking a person out will trigger some feelings in them even if they did not have, to begin with?

Last Answer : It might, but it’s along shot, and I wouldn’t depend on it is a strategy to start a relationship. There are better ways.

What are the symptoms of a midlife crisis and what would trigger one?

Description : What are the symptoms of a midlife crisis and what would trigger one?

Last Answer : Whatever the women in your life don’t like is bundled under the term: “mid-life crisis”.

Does coffee affect your nerves, give tummy trouble or trigger panic attacks?

Description : Does coffee affect your nerves, give tummy trouble or trigger panic attacks?

Last Answer : It can bother my stomach, not all the time, but sometimes. I never have this problem with tea!

Hidden history: Did you know about this event? (Trigger warning for homophobic violence).

Description : Hidden history: Did you know about this event? (Trigger warning for homophobic violence).

Last Answer : answer:I actually have heard about this, only because Ghost Hunters filmed an episode there last season. I don’t understand how some people can be so hateful. It makes me sick to my stomach.

Those of you who suffer from intestinal woes and digestion problems, do they ever trigger anxiety attacks?

Description : Those of you who suffer from intestinal woes and digestion problems, do they ever trigger anxiety attacks?

Last Answer : answer:I’ve never had an acute “attack” but I deal with anxiety on a daily basis, yeah. What do you think is triggering yours? Pain, fear of something embarrassing happening in public, worries about the future? (Assuming this question is about you).

Could seasonal affective disorder trigger mania?

Description : Could seasonal affective disorder trigger mania?

Last Answer : In short, yes. It’s more likely to trigger depression than mania, though. It’s not actually the temperature but the lack of sunlight that causes the issue. I’m not really sure what your confusion is over. Care to clarify?

What will trigger the next Industrial Revolution?

Description : What will trigger the next Industrial Revolution?

Last Answer : There won’t be one. Just a consolidation.

The trigger of world war 1?

Description : The trigger of world war 1?

Last Answer : http://www.firstworldwar.com/origins/index.htm

How can I make a trigger finger?

Description : How can I make a trigger finger?

Last Answer : Try getting in touch with these guys via email.

Why does the act of reading trigger the larynx? Do you speed read?

Description : Why does the act of reading trigger the larynx? Do you speed read?

Last Answer : I sometimes speed read, although it depends upon what I'm reading. The larynx moving, lips moving, reading aloud all slow the reading process. I will sometimes read a particularly difficult or ... only when presented with some text that is truly difficult for you to comprehend any other way.