Create an Excel File (.xlsx) using PL/SQL

Question

In relation to my previous question Return the SQL Statement of an Explicit Cursor, i was able to generate an Excel (.xls) file using DBMS_SQL and

Answer 1

There is no support for xls or xlsx files in Oracle database as such.

What you can do is create CSV (Comma Separated) file and then, compress it into a zip file using a custom java stored procedure which uses java.util.zip, or a PL/SQL procedure that uses UTL_COMPRESS.