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Data Bases > Oracle Miscellaneous > Re: Anyone good...
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Re: Anyone good with Joins?

by Mtek <mtek@[EMAIL PROTECTED] > Apr 9, 2008 at 09:23 AM

On Apr 9, 11:04 am, patrick <pgov...@[EMAIL PROTECTED]
> wrote:
> On Apr 9, 8:42 am, Mtek <m...@[EMAIL PROTECTED]
> wrote:
>
>
>
> > On Apr 9, 10:28 am, Mtek <m...@[EMAIL PROTECTED]
> wrote:
>
> > > Hi,
>
> > > I'm thinking that this should be an outer join, but I am looking for
> > > some decent examples.
>
> > > In this query, the conditions are the same.  However, the second
query
> > > contains one extra table/condition/column not in the first query.
> > > Right now I am getting duplicates which would be the result of both
> > > queries........
>
> > > Any thoughts?  If I find a good example searching the net it'd be
> > > great.  but I thought I'd also ask some of the experts here.
>
> > > Thank you,
>
> > > SELECT TO_CHAR(co.date_entered, 'DD-MON-RRRR HH:MI:SS AM')
> > > date_entered, p.subproduct_id, p.code,
> > >        p.price, co.customer_id, ol.status, co.confirm, NULL adid
> > > FROM customer_order co, order_line ol, product p
> > > WHERE co.order_id = ol.order_id AND ol.product_id = p.product_id
> > >   AND co.date_entered >= TRUNC(SYSDATE) - 7 AND p.subproduct_id IN
> > >   (SELECT newsletter_id FROM product_group)
> > > UNION
> > > SELECT TO_CHAR(co.date_entered, 'DD-MON-RRRR HH:MI:SS AM')
> > > date_entered, p.subproduct_id, p.code,
> > >        p.price, co.customer_id, ol.status, co.confirm, ss.adid
> > > FROM customer_order co, order_line ol, product p,
> > > data_holder.shopcart_sessions ss
> > > WHERE co.order_id = ol.order_id AND ol.product_id = p.product_id
> > >   AND ol.order_id = ss.order_id AND co.date_entered >=
TRUNC(SYSDATE)
> > > - 7 AND p.subproduct_id IN
> > >     (SELECT newsletter_id FROM product_group) ORDER BY date_entered
> > > DESC;
>
> > I came up with this join, but it yields different results:
>
> > SELECT TO_CHAR(co.date_entered, 'DD-MON-RRRR HH:MI:SS AM')
> > date_entered, p.subproduct_id, p.code,
> >        p.price, co.customer_id, ol.status, co.confirm, ss.adid,
> > ol.order_id, co.customer_id
> > FROM engine.customer_order co
> >   JOIN engine.order_line ol ON (co.order_id = ol.order_id)
> >   JOIN engine.product p ON (ol.product_id = p.product_id)
> >   JOIN data_holder.shopcart_sessions ss ON (ol.order_id = ss.order_id)
> > WHERE co.date_entered >= TRUNC(SYSDATE) - 7 AND p.subproduct_id IN
> >     (SELECT newsletter_id FROM product_group)
> > ORDER BY co.date_entered;- Hide quoted text -
>
> > - Show quoted text -
>
> You might try
> SELECT TO_CHAR(co.date_entered, 'DD-MON-RRRR HH:MI:SS AM'),
>        p.subproduct_id, p.code,
>        p.price, co.customer_id, ol.status, co.confirm, ss.adid
>   FROM customer_order co, order_line ol, product p,
>        data_holder.shopcart_sessions ss
>  WHERE co.order_id = ol.order_id
>    AND ol.product_id = p.product_id
>    AND co.date_entered >= TRUNC(SYSDATE)- 7
>    AND p.subproduct_id IN (SELECT newsletter_id FROM product_group)
>    and ss.order_id(+) = ol.order_id
> ORDER BY date_entered DESC;
>
> ====>Patrick


Patrick,

Since you seem to be the genius at joins, do you think this query can
be shortened?

      SELECT c.email || '|' || ca.first_name || '|' || ca.last_name ||
'|' || 'ZACKS' || '|' ||
         TO_CHAR(c.date_registered, 'mmddrr hh24:mi:ss') || '|' ||
TO_CHAR(TRUNC(SYSDATE-1),'MM-DD-YYYY') || '|' ||
         v.adid || '|' || cd.day_phone line, 'HOUSE' list_type
      FROM customer c, customer_account ca, visitor v,
subscr_email_product s, customer_address cd
      WHERE c.date_registered BETWEEN p_start_date AND p_end_date
      AND c.customer_id = ca.customer_id(+)
      AND c.customer_id = s.customer_id
      AND c.customer_id = v.customer_id
      AND c.customer_id = cd.customer_id(+)
      AND s.email_product_id = 'HL'
      AND email NOT IN (
       SELECT email
       FROM customer c, customer.subscriptions s, customer.product p,
customer_address ca, customer_account ct, visitor v
       WHERE ca.address_type_id = 1
         AND s.status = 1
         AND s.sell_rep_id IN (201, 202)
         AND p.produst_id = 1
         AND TRUNC(start_date) BETWEEN p_start_date AND p_end_date
         AND p.produst_id  = s.produst_id
         AND c.customer_id = s.customer_id
         AND c.customer_id = ca.customer_id
         AND c.customer_id = ct.customer_id
         AND c.customer_id = v.customer_id (+))
       UNION
      SELECT c.email || '|' || ca.first_name || '|' || ca.last_name ||
'|' || 'ZACKS' || '|' ||
         TO_CHAR(c.date_registered, 'mmddrr hh24:mi:ss') || '|' ||
TO_CHAR(TRUNC(SYSDATE-1),'MM-DD-YYYY') || '|' ||
         v.adid || '|' || cd.day_phone line, 'AMERITRADE' list_type
      FROM customer c, customer_account ca, visitor v,
subscr_email_product s, customer_address cd
      WHERE c.date_registered BETWEEN p_start_date AND p_end_date
      AND c.customer_id = ca.customer_id(+)
      AND c.customer_id = s.customer_id
      AND c.customer_id = v.customer_id
      AND c.customer_id = cd.customer_id(+)
      AND s.email_product_id = 'HL'
      AND email IN (
       SELECT email
       FROM customer c, customer.subscriptions s, customer.product p,
customer_address ca, customer_account ct, visitor v
       WHERE ca.address_type_id = 1
         AND s.status = 1
         AND s.sell_rep_id IN (201, 202)
         AND p.produst_id = 1
         AND TRUNC(start_date) BETWEEN p_start_date AND p_end_date
         AND p.produst_id  = s.produst_id
         AND c.customer_id = s.customer_id
         AND c.customer_id = ca.customer_id
         AND c.customer_id = ct.customer_id
         AND c.customer_id = v.customer_id (+));
 




 5 Posts in Topic:
Anyone good with Joins?
Mtek <mtek@[EMAIL PROT  2008-04-09 08:28:18 
Re: Anyone good with Joins?
Mtek <mtek@[EMAIL PROT  2008-04-09 08:42:25 
Re: Anyone good with Joins?
patrick <pgovern@[EMAI  2008-04-09 09:04:48 
Re: Anyone good with Joins?
Mtek <mtek@[EMAIL PROT  2008-04-09 09:14:30 
Re: Anyone good with Joins?
Mtek <mtek@[EMAIL PROT  2008-04-09 09:23:09 

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tan12V112 Mon Dec 1 20:23:10 CST 2008.