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dbo.usp_UnusedInputParameters.sql
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dbo.usp_UnusedInputParameters.sql
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SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED
SET NOCOUNT ON
-----------------------------------------------------------------------------------------------------------------------------
-- Error Trapping: Check If Procedure Already Exists And Drop If Applicable
-----------------------------------------------------------------------------------------------------------------------------
IF OBJECT_ID (N'dbo.usp_UnusedInputParameters', N'P') IS NOT NULL
BEGIN
DROP PROCEDURE dbo.usp_UnusedInputParameters
END
GO
-----------------------------------------------------------------------------------------------------------------------------
-- Stored Procedure Details: Listing Of Standard Details Related To The Stored Procedure
-----------------------------------------------------------------------------------------------------------------------------
-- Purpose: Identify All Objects Containing Unused Input Parameters
-- Create Date (MM/DD/YYYY): 11/25/2012
-- Developer: Sean Smith (s(DOT)smith(DOT)sql(AT)gmail(DOT)com)
-- Additional Notes: N/A
-----------------------------------------------------------------------------------------------------------------------------
-- Modification History: Listing Of All Modifications Since Original Implementation
-----------------------------------------------------------------------------------------------------------------------------
-- Description: No Modifications To Date
-- Date (MM/DD/YYYY): N/A
-- Developer: N/A
-- Additional Notes: N/A
-----------------------------------------------------------------------------------------------------------------------------
-- Main Query: Create Procedure
-----------------------------------------------------------------------------------------------------------------------------
CREATE PROCEDURE dbo.usp_UnusedInputParameters
@v_Database AS SYSNAME
AS
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED
SET NOCOUNT ON
SET ANSI_WARNINGS OFF
SET ARITHABORT OFF
SET ARITHIGNORE ON
SET TEXTSIZE 2147483647
EXECUTE
(
N'
USE [' + @v_Database + N']
SELECT
SCHEMA_NAME (O.[schema_id]) AS [schema_name]
,O.name AS [object_name]
,P.name AS parameter_name
,O.[type] AS object_type
,TYPE_NAME (P.user_type_id) AS data_type
,(CASE P.is_output
WHEN 1 THEN ''Yes''
ELSE ''No''
END) AS is_output
,SQLM.[definition]
FROM
sys.parameters P
INNER JOIN sys.objects O ON O.[object_id] = P.[object_id]
AND O.is_ms_shipped = 0
INNER JOIN sys.sql_modules SQLM ON SQLM.[object_id] = P.[object_id]
LEFT JOIN
(
SELECT
XP.[object_id]
,XP.parameter_id
,XP.name + NCHAR (13) AS parameter_name_modified
,REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (REPLACE (
XSQLM.[definition] + NCHAR (13)
, XP.name + N'' '', XP.name + NCHAR (13))
, XP.name + N'' '', XP.name + NCHAR (13))
, XP.name + N''!'', XP.name + NCHAR (13))
, XP.name + N''"'', XP.name + NCHAR (13))
, XP.name + N''%'', XP.name + NCHAR (13))
, XP.name + N''&'', XP.name + NCHAR (13))
, XP.name + N'''''''', XP.name + NCHAR (13))
, XP.name + N''('', XP.name + NCHAR (13))
, XP.name + N'')'', XP.name + NCHAR (13))
, XP.name + N''*'', XP.name + NCHAR (13))
, XP.name + N''+'', XP.name + NCHAR (13))
, XP.name + N'','', XP.name + NCHAR (13))
, XP.name + N''-'', XP.name + NCHAR (13))
, XP.name + N''.'', XP.name + NCHAR (13))
, XP.name + N''/'', XP.name + NCHAR (13))
, XP.name + N'';'', XP.name + NCHAR (13))
, XP.name + N''<'', XP.name + NCHAR (13))
, XP.name + N''='', XP.name + NCHAR (13))
, XP.name + N''>'', XP.name + NCHAR (13))
, XP.name + N''['', XP.name + NCHAR (13))
, XP.name + N'']'', XP.name + NCHAR (13))
AS definition_modified
FROM
sys.parameters XP
INNER JOIN sys.sql_modules XSQLM ON XSQLM.[object_id] = XP.[object_id]
WHERE
EXISTS
(
SELECT
*
FROM
sys.parameters YP
WHERE
YP.[object_id] = XP.[object_id]
AND YP.parameter_id <> XP.parameter_id
AND LEFT (YP.name, LEN (XP.name)) = XP.name
)
) FN ON FN.[object_id] = P.[object_id] AND FN.parameter_id = P.parameter_id
CROSS APPLY
(
SELECT
ISNULL (FN.parameter_name_modified, P.name) AS parameter_name_compare
,ISNULL (FN.definition_modified, SQLM.[definition]) AS definition_compare
) CV
WHERE
P.parameter_id <> 0
AND CHARINDEX (CV.parameter_name_compare, CV.definition_compare, CHARINDEX (CV.parameter_name_compare, CV.definition_compare) + 1) = 0
ORDER BY
SCHEMA_NAME (O.[schema_id])
,O.name
,P.name
'
)
GO