Oracle Apex Download Blob ((better)) Official

Starting with version 24.1, Oracle introduced a declarative dynamic action that significantly simplifies the process.

Depending on your version of APEX and your specific needs, you can choose between several declarative and procedural methods. 1. Declarative Report Links (Classic & Interactive Reports) oracle apex download blob

This is the simplest way to add a download link without writing custom PL/SQL. It works by configuring report column attributes. Starting with version 24

Call sys.wpg_docload.download_file(l_blob) to stream the content to the browser. Summary of Options SELECT blob_content AS FILE_BLOB

This procedure automatically handles header initialization and stops the APEX engine to prevent extra data from being appended to the file. 4. Legacy Procedural Method (Ajax Callback)

For the dynamic action to function correctly, you must alias your query columns specifically (e.g., SELECT blob_content AS FILE_BLOB, filename AS FILE_NAME... ). 3. Using the APEX_HTTP Package (Modern PL/SQL)