To understand and implement procedures and functions in PL/SQL for performing various operations such as calculations, decision-making, and looping. PL/SQL (Procedural Language/SQL) extends SQL by ...

a (IN): You pass a value into the procedure; in this case, it's just read (input only). b (OUT): The procedure calculates and assigns a value to this parameter, and it’s returned to the calling ...

PL/SQL stands for Procedural Language extension of SQL. PL/SQL is a combination of SQL along with the procedural features of programming languages. It was developed by Oracle Corporation in the early ...