What are the advantages/disadvantages of using global variables in PL/SQL packages? I have created tons of packages and stored procedures, but have never used global variables.<BR><BR>Any insight or ...

Explaining the theoretical and physical aspects of a relational database; Relating clauses in SQL Select Statement to Components of an ERD; Explaining the relationship between a database and SQL.

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 ...