Recent questions tagged data

State any four PL/SQL data types.
Answer : Of course. PL/SQL supports a wide range of data types, which can be categorized into scalar, composite, reference, and large object (LOB) types. Here are four of the most common and fundamental scalar data types used in PL/SQL, ... eligible for a bonus.'); END IF; END; / ```...

Define i)Data Abstraction ii)Data Redundancy
Answer : Of course. Here are the definitions for Data Abstraction and Data Redundancy, explained with examples. --- ### i) Data Abstraction **Definition:** Data Abstraction is the process of ... `Students` table and having both the Registrar and Library systems reference that one, authoritative record....