Stored procedures

 Ø Stored Procedures :-

l Stored procedures are the set of command applied for the database. Inother words stored procedures are the precomplied collection of sql statement .

l Why do we use procedures?

1. Stored procedures are reusable.

2. It executed faster .

l How to create stored procedures ?(connect-architecture)

Step to follow

1. Go to server explores.

2. Right click in the stored procedures folder then click on add new procedures.

 

n Syntax :-

CREATE PROCEDURE NAME

AS

BEGIN

 

//QUERY LOGIC

 

END;

 

EX:-CREATE PROCEDURE MYPRO

AS

BEGIN

 

SELECT * FROM STUDENT_DETAIL;

 

END;

 

l How to run the procedure (we need query editor )

Syntax:-

EXEC   PROCEDURENAME ;

                          OR

EXECUTE   PROCEDURENAME;

 

l HOW TO CREATE PARAMETERIES PROCEDURES?

1. ALL THE PARAMETERS TO BE DECLARED INSIDE THE BRACKET().

2. IN STORED PROCEDURES ALL THE PARAMETETS ARE REPRESNETED WITH THE HELP OF @ SYMBOL.

SYNTAX:-

@ NAME AS DATATYPE ;

 

EX:-@ ROLL AS INT ;

@ CITY AS VARCHAR(50);

 

EX:-CREATE PROCEDURE mypro3 (@roll1 AS int  ,@name1 AS varchar (20))

AS

BEGIN 

 

INSERT INTO UDB1 VALUES (@roll1, @name1 );

 

 

END;

// THIS WAS THE STEPS TO CREATE PROCEDURES WITH PARAMETERS

 

/// AND BELOW ARE THE STEPS TO PASS THE PARAMATERS IN THE PROCEDURES :-

EXEC MYPRO3 703,'RAHUL';

SELECT * FROM UDB1

 

Task 4 :- on whatapp:-



 

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