Re: how to do a find and replace

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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