Honestly, there's not really a benefit per se. There might be a rare case
now and then for doing this, but really you should probably just use the
filesystem for what it's design for, storing files.
 
John
 

  _____  

From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Fennell, Mark P.
Sent: Thursday, January 18, 2007 10:22 AM
To: discussion@acfug.org
Subject: RE: [ACFUG Discuss] Image from DB


I'm just curious. What are the benefits of storing the image in the db
rather than storing the file on the filesystem and the path in the db? I
mean, for a web page, all you need is the <img> and the path. I can
understand how it might be useful in some VB or C or Java app where the
client doesn't display images with such ease, but for a web app...? Thanks.
mf

-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf Of John Mason
Sent: Thursday, January 18, 2007 10:16 AM
To: discussion@acfug.org
Subject: RE: [ACFUG Discuss] Image from DB


I believe there would still be three http requests here. The images would
still be called up in the html like <img src=""> right? Sorry but in http
that would still create seperate http requests.
 
John
[EMAIL PROTECTED]
 
 

  _____  

From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Derrick Peavy
Sent: Thursday, January 18, 2007 9:35 AM
To: discussion@acfug.org
Subject: [ACFUG Discuss] Image from DB


Probably an easy problem for someone... 

I want to put two small images in my database and then output them in my
app, so that they do not constitute additional http requests. Consider it an
experiment - I know that it may seem a bit silly. The goal is for the entire
page to be delivered to the browser in one http request, instead of 3 (two
images and one cf page) without doing any Apache tinkering. I have looked
around the net for answers and cannot seem to make this work. 

Database field is "imageFile" of type BLOB in MySQL 4.1.13. What is the
proper way to insert the image? 

Example: INSERT into Images (imageFile) values ('#base64(image)#')
-Or-
Example: INSERT into Images (imageFile) values ('#image#')

And then of course, how do you retrieve it? Example: SELECT imageFile FROM
Images WHERE imageID=1

<cfoutput>
#toString(imageFile)#
</cfoutput>
-OR-
<cfoutput>
#toBinary(imageFile)#
</cfoutput>

As I say, I've not been able to make this work. If I use toString(), I
simply get the raw data. If I use toBinary(), I get an error that the data
cannot be converted to a string. Also, using CFCONTENT is fine to output the
image, but then any code after that is ignored. So, short of saving the
entire page and then outputting, it, I don't see a way to use CFCONTENT.




_____________ 

Derrick Peavy

Sales and Web Services 

Universal Advertising

Phone: 404-786-5036

Fax: 404-370-0470 

http://www.universaladvertising.com 

http://www.collegeadvertising.com 

http://www.collegeclassifieds.com 

___________________________________





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