Differentiate between pl/sql and sql?
What is a pl/sql block?
What is pl/sql table? Why is it used?
What is the difference between rollback and rollback to statements?
How many types of triggers exist in pl/sql?
What are some predefined exceptions in pl/sql?
Explain the purpose of %type and %rowtype data types?
State few characteristics of pl/sql?
What are pl/sql packages?
What is postgresql? Explain the history of postgresql.
Provide an explanation about write ahead logging?
What are string constants in postgresql?
List different datatypes of postgresql?
What is multi-version control?
What are the indices of postgresql?