CSV Column Profiler
Count the number of nulls, unique values, duplicates and strict number formats in each column.
CSV Column Profiler User manual
- Fill in the parameters or select the file according to the form, and check the unit and format first.
- Discover missing cities and duplicate numbers in the customer table.
- Click the processing button to view the results, you can copy or download and save.
Calculation method and processing rules
The first behavior header, judge the same value according to the original text of the cell, and the empty string is counted separately.
scope of use
The spaces before and after are considered part of the original text; the number format detection does not modify the value or infer the identity field.
Will the input content be saved on the server?
This tool handles input in the browser, and does not upload files or form content. Typing practice scores are only saved in the native browser.
Why may the result be different from other tools?
The spaces before and after are considered part of the original text; the number format detection does not modify the value or infer the identity field. Please compare the input unit, rounding method, applicable rules and data version first.