[AccessD] A2003: Putting both Front and Back ends on a removable drive

pcs at azizaz.com pcs at azizaz.com
Tue Dec 18 18:10:29 CST 2007


Hi Darren,
Yeah, all makes sense...
But, what's the "the
cool code that determines the current drive letter" ?
Maybe I didn't follow the whole thread, just let me know if 
it was supplied as well on the list....
Thanks!!
Borge

---- Original message ----
>Date: Wed, 19 Dec 2007 10:59:40 +1100
>From: "Darren D" <darren at activebilling.com.au>  
>Subject: Re: [AccessD] A2003: Putting both Front and Back 
ends on	a removable drive  
>To: "'Access Developers discussion and problem solving'" 
<accessd at databaseadvisors.com>
>
>Hi Borge
>
>This didn't work for me either - I got the same error you 
describe
>What did work was...
>
>The very very first time I attached the tables I had to use
>say...E:\Mydata\MyBE.mdb
>And did it the manual way from the drop down menus - Get 
External data - Link
>Tables etc
>
>Simple so whilstever the device is plugged in and is told 
to be E:\ - No prob
>
>When the drive is removed and plugged in again - especially 
if it is plugged to
>another machine the drive letter will/may change- then we 
get issues 
>
>So...You run some cool code on the FE as soon as it is 
started to determine the
>new drive letter of your device - then you simply wrap that 
new drive letter
>into a string with your "KNOWN" data folder and "KNOWN" 
backend database name
>
>So the KNOWN data folder is in a string "MyData\" and the 
BE dB name is also in
>that string as "MyBE.mdb" - so the 2 together 
= "MyData\MyBE.mdb" then with the
>cool code that determines the current drive letter (Let's 
say it is W:\ this
>time) we wrap it all together into a long 
string "W:\Mydata\MyBE.mdb" and pass
>it to the refresh links routine
>
>Sounds tricky - Isn't once you realise you can't virtualise 
this - must
>determine current drive letter then pass that newly 
discovered drive letter with
>some known text in a string to a refresh routine
>
>Make sense?
> 
>Darren
>-----------------
>T: 1300 301 731
>-----Original Message-----
>From: accessd-bounces at databaseadvisors.com
>[mailto:accessd-bounces at databaseadvisors.com] On Behalf Of 
pcs at azizaz.com
>Sent: Wednesday, 19 December 2007 1:15 AM
>To: Access Developers discussion and problemsolving
>Cc: pcs at azizaz.com
>Subject: Re: [AccessD] A2003: Putting both Front and Back 
ends on aremovable
>drive
>
>Darren and Team,
>ok... I give in ...
>I put a USB stick in my laptop ... is recognized as E:
>I name the USB stick to JET_USB ... 
>now displays as JET_USB (E:) in Windows Explorer...
>I open a cmd dos window and try
>dir \\JET_USB\*.*
>and get returned:
>Network Drive was not found...
>
>So what am I not doing right?
>
>Regards
>Borge
>
>
>---- Original message ----
>>Date: Tue, 18 Dec 2007 09:00:40 +1100
>>From: "Darren D" <darren at activebilling.com.au>  
>>Subject: Re: [AccessD] A2003: Putting both Front and Back 
>ends on aremovable	drive  
>>To: "'Access Developers discussion and problem solving'" 
><accessd at databaseadvisors.com>
>>
>>Hi team
>>Thanks to those who responded
>>Brilliant
>>I get the logic and am using Joe's clever code
>>
>>Many thanks
>>DD
>>
>>-----Original Message-----
>>From: accessd-bounces at databaseadvisors.com
>>[mailto:accessd-bounces at databaseadvisors.com] On Behalf Of 
>Jim Lawrence
>>Sent: Monday, 17 December 2007 12:45 PM
>>To: 'Access Developers discussion and problem solving'
>>Subject: Re: [AccessD] A2003: Putting both Front and Back 
>ends on aremovable
>>drive
>>
>>Hi Darren:
>>
>>If each drive is named then those names should be able to 
>be used. If one
>>drive was named BE and the other was named FE then I 
>believe the following
>>would work when referring to one or the other:
>>
>>\\FE\MyFE_Direcory and \\BE\MyBE_Directory
>>
>>Jim
>>
>>-----Original Message-----
>>From: accessd-bounces at databaseadvisors.com
>>[mailto:accessd-bounces at databaseadvisors.com] On Behalf Of 
>Darren D
>>Sent: Sunday, December 16, 2007 4:32 PM
>>To: 'Access Developers discussion and problem solving'
>>Subject: [AccessD] A2003: Putting both Front and Back ends 
>on a removable
>>drive
>>
>>Hi Team
>>
>> 
>>
>>I have a client who has one of those portable laptop 
drives 
>in a USB case -
>>Cool
>>
>> 
>>
>>He wants both the front and back ends of his APP to reside 
>on this drive but
>>wants the Front 
>>
>>end and Back end to still remain separate - for ease of 
use 
>of data backup -
>>Cool also
>>
>> 
>>
>>This means getting the front end to 'talk' to the back end 
>without using
>>drive
>>letters etc
>>
>> 
>>
>>In the old DOS days you could use a syntax (I have 
>forgotten it) to simply
>>refer
>>to 'things'
>>
>>on the current drive and even current folder
>>
>> 
>>
>>Does anyone know how I would go about linking the FE and 
BE 
>on the same
>>drives
>>
>>(In this case a removable one) thus without using drive 
>letters etc?
>>
>> 
>>
>>Many thanks in advance
>>
>> 
>>
>>DD
>>
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