How is it possible to export an SQL result set from SQL Developer (3.2.20.09) to EXCEL ?
Just do it in the query itself:
select /*csv*/ * from dept
There are a lot of other options as well. See Jeff Smith's article about it:
Where is Jeff SMiths article ?
I know you asked for version 3.2.2, but going forward in version 4 and beyond we recommend you use the XLSX format for doing Excel exports when using the grid > right click > export and Database Export functions. This uses a newer library than the XLS stuff, and will run much faster and consume much less memory. In other words, you should be able to build 1,000,000 row exports with ease.
Now, why you would WANT to do this, that I can not help you with