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Cc: pgsql-sql@postgresql.org
From: Dawn Buie <dawn@squeegeemedia.com>
Subject: Re: how to do a find and replace
Date: Thu, 17 Nov 2005 16:08:07 -0800
To: Bricklen Anderson <BAnderson@PresiNET.com>

I used:

update media_instance set location=replace(location,'v.','')
where location like '%/0/v.%'

and that did work-

thank you very much.

it seems to me that the replace function is the same as translate()- no?

On 17-Nov-05, at 3:55 PM, Bricklen Anderson wrote:

> Dawn Buie wrote:
>> Hello-
>> I'm using postgres 7.4
>>
>> I have a column of data with the wrong prefix for many items.
>>
>> The wrong entries are entered ' /0/v.myimage.jpg'
>> While the correct ones are ' /0/myimage.jpg'
>>
>>
>> I need to remove all the 'v.' characters from this column.
>>
>>
>> I'm able to do a
>>
>> SELECT * FROM myTable
>> WHERE location = '%/0/v.%'
>>
>>
>> I'm just confused about how I should write code to update the selected
>> items to remove the 'v.'
>>
>> Would I use substring? An example would be much appreciated.
>>
>> thank you
>> Dawn
>
> How about update myTable set location=replace(location,'v.','');
>
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