SQL Server/T-SQL Tutorial/System Functions/sp recompile
Example of Using sp_recompile
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The sp_recompile can force the stored procedure, trigger, table and view to recompile. 10> 11> CREATE TABLE employee( 12> id INTEGER NOT NULL PRIMARY KEY, 13> first_name VARCHAR(10), 14> last_name VARCHAR(10), 15> salary DECIMAL(10,2), 16> start_Date DATETIME, 17> region VARCHAR(10), 18> city VARCHAR(20), 19> managerid INTEGER 20> ); 21> GO 1> INSERT INTO employee VALUES (1, "Jason" , "Martin", 5890,"2005-03-22","North","Vancouver",3); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (2, "Alison", "Mathews",4789,"2003-07-21","South","Utown",4); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (3, "James" , "Smith", 6678,"2001-12-01","North","Paris",5); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (4, "Celia" , "Rice", 5567,"2006-03-03","South","London",6); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (5, "Robert", "Black", 4467,"2004-07-02","East","Newton",7); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (6, "Linda" , "Green" , 6456,"2002-05-19","East","Calgary",8); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (7, "David" , "Larry", 5345,"2008-03-18","West","New York",9); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (8, "James" , "Cat", 4234,"2007-07-17","West","Regina",9); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (9, "Joan" , "Act", 6123,"2001-04-16","North","Toronto",10); 2> GO (1 rows affected) 1> 2> select * from employee; 3> GO id first_name last_name salary start_Date region city managerid
---------- ---------- ------------ ----------------------- ---------- -------------------- -----------
1 Jason Martin 5890.00 2005-03-22 00:00:00.000 North Vancouver 3
2 Alison Mathews 4789.00 2003-07-21 00:00:00.000 South Utown 4
3 James Smith 6678.00 2001-12-01 00:00:00.000 North Paris 5
4 Celia Rice 5567.00 2006-03-03 00:00:00.000 South London 6
5 Robert Black 4467.00 2004-07-02 00:00:00.000 East Newton 7
6 Linda Green 6456.00 2002-05-19 00:00:00.000 East Calgary 8
7 David Larry 5345.00 2008-03-18 00:00:00.000 West New York 9
8 James Cat 4234.00 2007-07-17 00:00:00.000 West Regina 9
9 Joan Act 6123.00 2001-04-16 00:00:00.000 North Toronto 10
(9 rows affected) 1> 2> 3> 4> Create PROC usp_GetEmployee( 5> @Start_Date AS datetime 6> ) 7> WITH RECOMPILE 8> AS 9> SELECT 10> * 11> FROM 12> Employee 13> WHERE 14> Start_Date >= @Start_Date 15> GO 1> 2> 3> EXEC sp_recompile usp_GetEmployee 4> 5> 6> drop procedure usp_GetEmployee 7> GO Object "usp_GetEmployee" was successfully marked for recompilation. 1> 2> 3> drop table employee; 4> GO 1> 2></source>
sp_recompile forces all triggers and stored procedures to recompile the next time the table is accessed.
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sp_recompile tablename GO</source>
