IF NOT EXISTS (SELECT * FROM SYS.COLUMNS  WHERE NAME = 'VLR_MAX_AJUSTE'    AND OBJECT_ID = OBJECT_ID('GLB_GRP_USU'))
begin
ALTER TABLE dbo.GLB_GRP_USU ADD
	VLR_MAX_AJUSTE money NOT NULL CONSTRAINT DF_GLB_GRP_USU_VLR_MAX_AJUSTE DEFAULT 0
end