Jun 28, 2024 · Built-in Functions in PL/SQL. PL/SQL contains various built-in functions to work with strings and date datatype. Here we are going to see the commonly used functions and their usage. Conversion Functions

Jun 15, 2024 · PL/SQL functions are reusable blocks of code that can be used to perform specific tasks. They are similar to procedures but must always return a value. A function in PL/SQL contains:

Jun 6, 2022 · Functions in PL/SQL. Differences between Stored procedures (SP) and Functions (User-defined functions (UDF)): 1. SP may or may not return a value but UDF must return a value. The return statement of the function returns control to the calling program and returns the result of the function. ..... y int; . ..... 2.

Aug 8, 2024 · PL/SQL procedures are reusable code blocks that perform specific actions or logic within a database environment. They consist of two main components such as the procedure header which defines the procedure name and optional parameters and the procedure body which contains the executable statements implementing the desired business logic.

Summary: in this tutorial, you will learn how to create, compile, and execute a PL/SQL procedure from the Oracle SQL Developer. A PL/SQL procedure is a reusable unit that encapsulates the specific business logic of the application. Technically speaking, a PL/SQL procedure is a named block stored as a schema object in the Oracle Database.

Apr 1, 2025 · This tutorial explains PL SQL Subprograms mainly Procedures & Functions, parameter passing methods, difference between function vs procedure.

From within SQL*PLUS, a procedure can be executed by using EXECUTE command, followed by the procedure name. EXECUTE procedure_name(parameter1_value, parameter2_value,...); From within another procedure, function, package, or trigger, the procedure can be called without the EXECUTE command.

A stored procedure and function in PL/SQL both can be defined as a way or method in which SQL and PL/SQL statements are logically written and executed to perform a specific task. In this tutorial we will learn how to define them with examples.

Apr 21, 2009 · A procedure does not have a return value, whereas a function has. Example: (p_name IN VARCHAR2 := 'John') as begin ... end. (p_name IN VARCHAR2 := 'John') return varchar2 as begin ... end. Notice how the function has a return clause between the parameter list and the "as" keyword.

Learn how to create and manage PL/SQL procedures with examples. Master the use of procedures in PL/SQL to improve your database programming skills.