if DB.Dialector.Name() != "sqlserver" {
		// In SQLServer, If an index or constraint depends on the column,
		// this column will not be able to run ALTER
		// see https://stackoverflow.com/questions/19460912/the-object-df-is-dependent-on-column-changing-int-to-double/19461205#19461205
		// may we need to create another PR to fix it, see https://github.com/go-gorm/sqlserver/pull/106
		tests = []TestCase{