DATETIME SELECT SELECT INTO DATE PAD STRING DYNAMIC SQL CURSOR MONEY FORMAT PERCENT STORED PROCEDURE SQL SERVER AGENT JOB OPTIMIZATION WHILE LOOP OVER PARTITION BY UPDATE
SITE SEARCH SQLUSA.com HEADLINES NEWS
SQL E/BOOKS   SQL 2014 PROGRAMMING   DOWNLOADS
SCRIPTS SQL 2005 SQL 2008 ARTICLES
SQL JOBS TWITTER FORMAT VIDEOS
How to get results from a dynamic sql query?

Execute the following SQL Server T-SQL script in Management Studio Query Editor to demonstrate the use OUTPUT parameter in dynamic SQL query execution with sp_executesql system procedure.

 

-- SQL dynamic sql output parameter - SQL dynamic query output

USE AdventureWorks;

DECLARE  @SQL            NVARCHAR(1024),

         @ParmDefinition NVARCHAR(1024)

DECLARE  @FirstLetter   CHAR(1),

         @LastFirstName NVARCHAR(50)

 

SET @SQL = N'SELECT @LastFirstNameOUT = max(FirstName)      

      FROM Person.Contact' + CHAR(13) +

      'WHERE left(LastName,1) = @FirstLetterOfLastName'

 

SET @ParmDefinition = N[email protected] char(1),      

    @LastFirstNameOUT nvarchar(50) OUTPUT'

 

SET @FirstLetter = 'M'

 

PRINT @SQL + CHAR(13) -- testing & debugging

/*

SELECT @LastFirstNameOUT = max(FirstName)       FROM Person.Contact

WHERE left(LastName,1) = @FirstLetterOfLastName

*/

PRINT @ParmDefinition -- testing & debugging

/*

@FirstLetterOfLastName char(1),  @LastFirstNameOUT nvarchar(50) OUTPUT

*/

 

EXECUTE sp_executesql

  @SQL ,

  @ParmDefinition ,

  @FirstLetterOfLastName = @FirstLetter ,

  @LastFirstNameOUT = @LastFirstName OUTPUT

 

SELECT [Last First Name] = @LastFirstName,

       Legend = 'of last names starting with',

       Letter = @FirstLetter

 

GO

/* Result

 

Last First Name   Legend                        Letter

Zoe               of last names starting with   M

*/

Related article:

 

http://www.sqlusa.com/bestpractices/dynamicsql/

 

Exam Prep 70-461
Exam 70-461
DATETIME SELECT SELECT INTO DATE PAD STRING DYNAMIC SQL CURSOR MONEY FORMAT PERCENT STORED PROCEDURE SQL SERVER AGENT JOB OPTIMIZATION WHILE LOOP OVER PARTITION BY UPDATE