I vacuum every half hour!  Here is the output from EXPLAIN:

NOTICE:  QUERY PLAN:

Seq Scan on pa_shopping_cart  (cost=0.00..7237.94 rows=9420 width=296)

EXPLAIN

Thanks!


On Thu, 10 May 2001 18:19:16 +0000 (UTC),
[EMAIL PROTECTED] (Stephan Szabo) wrote:

>
>Have you vacuum analyzed recently and what does
>explain show for the query?
>
>On Thu, 10 May 2001 [EMAIL PROTECTED] wrote:
>
>> Here's the query:
>> 
>> SELECT 
>> cart_row_id
>> FROM 
>> pa_shopping_cart
>> WHERE 
>> order_id = 20;
>> [ ... ]
>> There is an index on:
>> just order_id
>> just order_id and cart_row_id
>> and a PK on cart row_id
>> 
>> I don't understand why it's not using one of these indexes!
>> Please post your responses to the group - my email is down.
>
>
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