IF NOT EXISTS (SELECT 1 FROM SYSCOLUMNS WHERE ID = OBJECT_ID('CG_FND_VERBA_USO_PDV_VD_IT') AND name = 'CD_PROD')
begin
ALTER TABLE dbo.CG_FND_VERBA_USO_PDV_VD_IT ADD
	CD_PROD INT NOT NULL CONSTRAINT DF_CG_FND_VERBA_USO_PDV_VD_IT_CD_PROD DEFAULT 0
end