This weeks tutorial explains about Oracle Packages, Developing Packages, Package Specification, Package Body; Overloading, Oracle Supplied Packages and Dbms_output. Oracle Packages A package is a group of procedures, functions, variables and SQL statements created as a single unit. It is used to store together related objects. A package has two parts, Package Specification or spec or package header and Package Body. Package Specification acts as an interface to the package. Declaration of types, variables, constants, exceptions, cursors and subprograms is done in Package specifications. Package specification does not contain any…
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