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TSQL delete function if it already exists

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  1. IF EXISTS (
  2.     SELECT 1 FROM INFORMATION_SCHEMA.ROUTINES
  3.     WHERE ROUTINE_NAME = 'fn_MyFunction' 
  4.     AND ROUTINE_SCHEMA = 'dbo'
  5.     AND ROUTINE_TYPE = 'FUNCTION'
  6. ) 
  7. BEGIN
  8.     DROP FUNCTION dbo.fn_MyFunction
  9.     PRINT 'Dropped dbo.fn_MyFunction'
  10. END

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