t.Fatalf("birthday's precision should be 2, but got %v", precision)
			}
		case "name_ignore_migration":
			if length, _ := columnType.Length(); (fullSupported || length != 0) && length != 100 {
				t.Fatalf("name_ignore_migration's length should still be 100 but got %v", length)
			}
		}
	}
}

func TestSmartMigrateColumnGaussDB(t *testing.T) {