INNER JOIN Purchasing. SELECT LEFT(v.Name, 25) AS Vendor, LEFT(p.Name, 25) AS 'Product name', The LEFT and CASE functions customize the appearance of the result set. It removes the EXECUTE AS CALLER clause and modifies the body of the procedure to return only those vendors that supply the specified product. The following example alters the uspVendorAllInfo stored procedure. ON v.BusinessEntityID = pv.BusinessEntityID SELECT v.Name AS Vendor, p.Name AS 'Product name', IF OBJECT_ID ( 'pVendorAllInfo', 'P' ) IS NOT NULLĭROP PROCEDURE pVendorAllInfo ĬREATE PROCEDURE pVendorAllInfo After this procedure is created, it is then modified to return a different result set. This procedure returns the names of all the vendors that supply Adventure Works Cycles, the products they supply, their credit ratings, and their availability. The following example creates the uspVendorAllInfo stored procedure. Requires ALTER permission on the procedure or requires membership in the db_ddladmin fixed database role.
If a previous procedure definition was created using WITH ENCRYPTION or WITH RECOMPILE, these options are enabled only if they are included in ALTER PROCEDURE.įor more information about stored procedures, see CREATE PROCEDURE (Transact-SQL). If the settings are different from those in effect when stored procedure was originally created, the behavior of the stored procedure may change. However, the current session settings for QUOTED_IDENTIFIER and ANSI_NULLS are included in the stored procedure when it is modified. Transact-SQL stored procedures cannot be modified to be CLR stored procedures and vice versa.ĪLTER PROCEDURE does not change permissions and does not affect any dependent stored procedures or triggers. To enable the option, use sp_configure.ĬLR procedures are not supported in a contained database. You can create, modify, and drop database objects that reference common language runtime modules however, you cannot execute these references in SQL Server until you enable the clr enabled option. The specified method must be a static method of the class.īy default, SQL Server cannot execute CLR code. ) to separate namespace parts, the class name must be delimited by using brackets ( ) or quotation marks ( "").
If the class has a namespace-qualified name uses a period (. Changing to the schema (means adding/dropping columns, constraints, rules, index, trigger etc. We should recompile stored procedure in following cases. Stored procedure with recompilation option was introduced in Sql Server 2005. class_name must be a valid SQL Server identifier and must exist as a class in the assembly. The recompilation process of stored procedure is like as compilation process and also reduce Sql Server performance. NET Framework assembly for a CLR stored procedure to reference.
For more information, see the Best Practices, General Remarks, and Limitations and Restrictions sections in CREATE PROCEDURE (Transact-SQL).ĮXTERNAL NAME assembly_name. You can use the optional BEGIN and END keywords to enclose the statements. One or more Transact-SQL statements comprising the body of the procedure. Transact-SQL Syntax Conventions (Transact-SQL) Syntax - Syntax for SQL Server and Azure SQL DatabaseĪLTER Modifies a previously created procedure that was created by executing the CREATE PROCEDURE statement in SQL Server.
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