Answer Posted / wyfwong
There are three types of triggers:
Form level
Block level
Item level
If you want to validate the values of an Item, usually use
Item level trigger, such as POST-CHANGE trigger.
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in user parameter property we have list of values.can we write select query for binding? for example:: select empno from emp where deptno=:deptnum :deptnum is first parameter it displays distinct dept nos. if i do like this it is giving error:: bind variables are not allowed in the select statement
