Re: insert into problem

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#122

From: Wayne Niddery (TeamB)
Date: Sun, 08 Jun 2008 03:32

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"Isaac" <no@no.com> wrote in message news:484b16e4@newsgroups.borland.com...
>>    select max(item_code) from inventory_items
>>    where (inventory_items.inv_code = :p_to_inv_code)
>>    and (inventory_items.item_code = :p_item_code)
>>    into :v_max_item_code;
>>
>>    if (v_max_item_code is null) then
>>      v_max_item_code = 1;
>>    else
>>      v_max_item_code = v_max_item_code + 1;
>>
>>    insert into inventory_items (INV_CODE, ITEM_CODE, ITEM_NAME, CUR_QTY,
>>      MIN_QTY, OB_QTY, OB_TOTAL_COST, UNIT_PRICE, UNIT_COST)
>>    values (:p_to_inv_code, :v_max_item_code,
>>      :v_item_name, :v_cur_qty, 0, 0, 0, 0, 0);
>>  end


Is this a multiuser system? If so, this method of getting a new key for a 
new record is very dangerous. Use a generaotr for new keys.

-- 
Wayne Niddery - TeamB (www.teamb.com)
Winwright, Inc. (www.winwright.ca)

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Subject: Re: insert into problem
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