types of subqueries? and difference between them? types of triggers? types of trigger? write a trigger which will using do insert, update and delete on 'employee' table and keep audit in 'audit' table. if inserting insert into table also in audit table if deleting delete from also insert in audit table if upadte is require then update table and this update entry should insert in audit table types of cursors and create procedure take cursor and display emp name and salary.? what is database name? database structure you use to create database objects?
