⟩ Explain What is Database Trigger?
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.
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.
Tell me what is FRA? When do you use this?
Explain what is Channel? How to enable the parallel backups with RMAN?
Explain What is difference between SQL and SQL*PLUS?
What is is a cursor?
Explain What are various joins used while writing SUBQUERIES?
Explain Difference between database triggers and form triggers?
Explain me can the default values be assigned to actual parameters?
How to pass cursor variables in PL/SQL 2.2?
Explain What is difference between SUBSTR and INSTR?
Explain What is an UTL_FILE.What are different procedures and functions associated with it?