alterColumn = true
				}
			}
		}
	}

	// check precision
	if realDataType == "decimal" || realDataType == "numeric" &&
		regexp.MustCompile(realDataType+`\(.*\)`).FindString(fullDataType) != "" { // if realDataType has no precision,ignore
		precision, scale, ok := columnType.DecimalSize()
		if ok {
			if !strings.HasPrefix(fullDataType, fmt.Sprintf("%s(%d,%d)", realDataType, precision, scale)) &&

								b2 = b3
							}
						}
						toPrint = append(toPrint, fmt.Sprintf("\t%s: %s", string(b), string(b2)))
					} else if c.Bool("combine") && isPart.MatchString(file.Name) {
						// name := isPart.FindString(file.Name)
						name := strings.ReplaceAll(file.Name, ":", "_")
						r, err := file.Open()
						if err != nil {
							return err
						}
						all, err := io.ReadAll(r)
						if err != nil {