What Is a Procedure

Home > Oracle > PL/SQL

What Is a Procedure

Q

What Is a Procedure? - Oracle DBA FAQ - Understanding PL/SQL Language Basics

✍: FYIcenter.com

A

A procedure is a named program unit. It consists of three parts:

Declaration Part - Defining the procedure name, calling parameters, local variables and local procedures. Declaration part is required.
Execution Part - Defining execution logic with executable statements. Execution part is required.
Exception Part - Defining error handling logics. Exception part is optional.

Here how a complete procedure should look like:

PROCEDURE name (parameter_1, parameter_2) AS
  -- Declaration statements
BEGIN
  -- Executable statements
EXCEPTION
  -- Error handling statements
END;

2007-04-30, 6256👍, 0💬

What Is an Anonymous Block
What Is an Anonymous Block? - Oracle DBA FAQ - Understanding PL/SQL Language Basics An anonymous block is a PL/SQL code block with no name. It consists of three parts: Declaration Part - Defining local variables and local procedures. Declaration part is optional. Execution Part - Defining execution ... 2007-04-30, 6498👍, 0💬

How To Initialize Variables with Default Values
How To Initialize Variables with Default Values? - Oracle DBA FAQ - Understanding PL/SQL Language Basics There are two ways to assign default values to variables at the time of declaration: Using key word DEFAULT - Appending "DEFAULT value" to the end of declaration statements. Using assignment oper... 2007-04-30, 6435👍, 0💬

What Is a Named Program Unit
What Is a Named Program Unit? - Oracle DBA FAQ - Understanding PL/SQL Language Basics A named program unit is a PL/SQL code block with an name. It consists of three parts: Declaration Part - Defining the program unit name, calling parameters, local variables and local procedures. Declaration part is... 2007-04-30, 6273👍, 0💬

What Is a Procedure
What Is a Procedure? - Oracle DBA FAQ - Understanding PL/SQL Language Basics A procedure is a named program unit. It consists of three parts: Declaration Part - Defining the procedure name, calling parameters, local variables and local procedures. Declaration part is required. Execution Part - Defin... 2007-04-30, 6257👍, 0💬

How To Place Comments in PL/SQL
How To Place Comments in PL/SQL? - Oracle DBA FAQ - Understanding PL/SQL Language Basics There are two ways to place comments into PL/SQL codes: SQL Statement Style: Starts you comment any where in the line but prefixed with '--'. The comment ends at the end of the line. C Language Style: Starts you... 2007-05-01, 6116👍, 0💬

How To Assign Values to Variables
How To Assign Values to Variables? - Oracle DBA FAQ - Understanding PL/SQL Language Basics You can use assignment statements to assign values to variables. An assignment statement contains an assignment operator ":=", which takes the value specified on the right to the variable on left. The script b... 2007-04-30, 6072👍, 0💬

What Are the Types PL/SQL Code Blocks
What Are the Types PL/SQL Code Blocks? - Oracle DBA FAQ - Understanding PL/SQL Language Basics There are 3 types of PL/SQL code blocks: Anonymous Block - A block of codes with no name. It may contain a declaration part, an execution part, and exception handlers. Stored Program Unit - A block of code... 2007-05-01, 6005👍, 0💬

What Are the Arithmetic Operations
What Are the Arithmetic Operations? - Oracle DBA FAQ - Understanding PL/SQL Language Basics There are 4 basic arithmetic operations on numeric values as shown in the following sample script: PROCEDURE proc_arithmetic AS addition NUMBER; subtraction NUMBER; multiplication NUMBER; division NUMBER; BEG... 2007-04-30, 5992👍, 0💬

What Is PL/SQL Language Case Sensitive
What Is PL/SQL Language Case Sensitive? - Oracle DBA FAQ - Understanding PL/SQL Language Basics PL/SQL language is not case sensitive: Reserved words are not case sensitive. For example: CASE and Case are identical. Variable names and other names are not case sensitive. For example: TOTAL_SALARY and... 2007-05-01, 5924👍, 0💬

All rights in the contents of this web site are reserved by the individual author. fyicenter.com does not guarantee the truthfulness, accuracy, or reliability of any contents.