What is a 'instead of trigger'?

Answer Posted / swapna

We can use 'instead of triggers' for views.Using these
instead of triggers we can perform DML operations on a
complex view.In complex views we can not perform DML
operations.But using instead of triggers we can insert ,
delete,update from complex views.

Is This Answer Correct ?    7 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is relationship? How many types of relationship are there?

591


Why do we use joins?

568


What are different types of functions in sql?

511


What is the best partition size for windows 10?

483


How to get unique records from a table?

522






what is data integrity? : Sql dba

596


What is identity column in sql server?

530


Write an sql query to select all records from the table?

556


What is the difference between a database and a relational database?

560


What problem one might face while writing log information to a data-base table in pl/sql?

557


How many databases can sql express handle?

533


what is self join and what is the requirement of self join? : Sql dba

682


Why use stored procedures?

571


What is the primary key?

538


Does pl/sql support create command?

577