1. You can search fuzzy or based on specific fields. And generate a .CSV file for total download. 2. Text database for easy editing. Export the EXCEL data as a comma-delimited csv file, and then replace the commas with long spaces " ". Then change the file name *.csv to p.dat and place it in folder D. Pay attention to the format. For example, after separating with long spaces, there should be no long spaces in the data, otherwise errors will occur. You can search for the last piece of data to see if it is normal. If not, please check the database or program. 3. This program is very practical and is only 7KB. It can be used for various inquiries such as score inquiry, household registration inquiry, etc. You can apply it according to your data format.