How does the ON-DELETE-CASCADE statement work ?
How does the ON-DELETE-CASCADE statement work ?
How does the ON-DELETE-CASCADE statement work ?
More Questions
30 . How does the ON-DELETE-CASCADE statement work?
31 . What is PL SQL?
32 . Enlist the characteristics of PL/SQL?
33 . What are the data types available in PL/SQL?
34 . What are the uses of a database trigger
35 . Show how functions and procedures are called in a PL SQL block
36 . What are the two virtual tables available at the time of database trigger execution?
37 . What are the differences between Primary Key and Unique Key?
38 . Explain the purpose of %TYPE and %ROWTYPE data types with the example?
39 . Explain the difference between Triggers and Constraints?
40 . Exception handling in PL/SQL