You are here: Popular Formats > CSV (Comma-Separated Value) Reader/Writer > Feature Type Properties > CSV Writer: Format Parameters
To access feature type parameters, click the gear icon 
on a feature type in the workspace to open the Feature Type Parameter Editor. To always display the editor in Workbench, you can select View > Windows > Parameter Editor.
All feature types share similar General Parameters. This includes Name and Writer Name. From here, you can also control Dynamic Properties.
Dataset
Overwrite Existing File
- Yes: Existing files will be overwritten if a matching CSV file was found in the destination folder.
- No: Rows will be appended to existing files if a matching CSV file was found in the destination folder.
Fields
Write Field Names Row
- If Writing First Row: If the field or column names of the CSV table are specified as the first row of the file, the names will be written to the file.
- Yes: The field or column names will be written to the file.
- No: Column names will not be written to the file.