David S. Jackson wrote:
>On Fri, Jan 25, 2002 at 12:33:59PM -0500 Gurhan Ozen <[EMAIL PROTECTED]> wrote:
>
>>Hi David,
>>First of all, whever you have a primary key on your table, do all updates
>>according to the primary key..
>> So whatever the primary key for the person you wanna do update, do
>>something like:
>> update Contributors set Contact_ID = 1, Volunteer_ID = 13 where
>>Contributor_ID=number;
>>Also since the columns are integer data type, don't use quotes around them.
>> I hope this helps..
>>
>
>Yep, I removed the quotes, and it worked.
>
>Here's another problem: I think I'm doing an unintentional
>ambiguous select:
>
>mysql> select Item.Item_Description, Item.Retail_Value,
>Item.Bid_Description, Contributors.Name from Item, Contributors
>where Contributor_ID > 1;
>
WHERE Item.Contributor_ID = Contributors.Contributor_ID and
Item.Contributor_ID > 1;
>
>
>I get the error:
>
>ERROR 1052: Column: 'Contributor_ID' in where clause is ambiguous
>
>So, looking again at my definitions for Contributor_ID in both
>tables, I see they aren't exactly alike. Is there a way I can
>make Contributor_ID in Item refer back to the Index
>(Contributor_ID) in Contributors? I gather that just making the
>data types the same is not enough?
>
>TIA!
>
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