# Automation Professionals' Blob Server Module

**URL:** <https://forum.inductiveautomation.com/t/automation-professionals-blob-server-module/57970>\
**Category:** 3rd Party Modules\
**Tags:** perspective, ignition81, database, ignition83\
**Created:** [April 2, 2022, 7:16pm UTC](https://forum.inductiveautomation.com/t/automation-professionals-blob-server-module/57970 "2022-04-02T19:16:08Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![josborn](https://avatars.discourse-cdn.com/v4/letter/j/4bbf92/32.png) [@josborn](https://forum.inductiveautomation.com/u/josborn)\
**Post date:** [April 12, 2022, 5:38pm UTC](https://forum.inductiveautomation.com/t/automation-professionals-blob-server-module/57970/8 "2022-04-12T17:38:41Z")

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This topic may be of some help:

> [@Database and Paintable Canvas Refresh](https://forum.inductiveautomation.com/t/database-and-paintable-canvas-refresh/21865):
>
> My application is visualizing images from Database. I am using Paintable Canvas to view images, but the image doesn´t refresh when I selected registers continuously from database table . Here is my code in Paintable Canvas: from javax.imageio import ImageIO from [java.io](http://java.io) import ByteArrayInputStream bytes = event.source.getClientProperty(“img-bytes-cached-name”) id = event.source.parent.parent.getComponent(‘Documents’).getComponent(‘Documents’).id blob = system.db.…

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