1. Existing column names are listed under `Source column`. New columns identified from the import file under `Destination column`. NocoDB autofill destination column names based on the source column names.
2.
![image](/img/v2/upload-csv-url.png)
### Field mapping
1. Existing column names are listed under `Source column`. New columns identified from the import file are listed under `Destination column`. NocoDB auto maps destination column names based on the source column names. One can reconfigure mapping by making use of dropdown that appears on clicking destination column. Checkbox is provided to exclude a column from being imported.
2. Click on `Import` button to start importing the file.