text: ﻿-- CTLite.Data.MicrosoftSqlServer - Made in the USA - Indianapolis, IN  - Copyright (c) 2020 Matt J. Crouch
  
  -- Permission is hereby granted, free of charge, to any person obtaining a copy of this software
  -- and associated documentation files (the "Software"), to deal in the Software without restriction, 
  -- including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, 
  -- and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, 
  -- subject to the following conditions:
  
  -- The above copyright notice and this permission notice shall be included in all copies
  -- or substantial portions of the Software.
  
  -- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
  -- LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN 
  -- NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
  -- WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 
  -- SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  
  CREATE OR ALTER PROCEDURE dbo.DropConstraint
  	@tableName NVARCHAR(MAX),
  	@constraintName NVARCHAR(MAX)
  AS
  	DECLARE @sql NVARCHAR(MAX)
  	DECLARE @indexName NVARCHAR(MAX)
  
  	SET @sql = 'IF OBJECT_ID(''' + @constraintName + ''') IS NOT NULL AND EXISTS (SELECT * FROM sys.tables WHERE name = ''' + @tableName + ''')
  		BEGIN
  			ALTER TABLE "' + @tableName + '" DROP CONSTRAINT "' + @constraintName + '" 
  			PRINT ''Dropped constraint: ' + @constraintName + ',  ' + @tableName + ''' 
  		END'
  
  	PRINT @sql
  	EXEC sp_executesql @sql