PL/SQL – Procedures In this chapter, we will discuss Procedures in PL/SQL. A subprogram is a program unit/module that performs a particular task. These subprograms are combined to form larger programs. This is basically called the ”Modular design”. A subprogram can be invoked by another subprogram or program which is called the calling program. A […]
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PL/SQL – Functions In this chapter, we will discuss the functions in PL/SQL. A function is same as a procedure except that it returns a value. Therefore, all the discussions of the previous chapter are true for functions too. Creating a Function A standalone function is created using the CREATE FUNCTION statement. The simplified syntax […]
PL/SQL – Arrays In this chapter, we will discuss arrays in PL/SQL. The PL/SQL programming language provides a data structure called the VARRAY, which can store a fixed-size sequential collection of elements of the same type. A varray is used to store an ordered collection of data, however it is often better to think of […]