Re: PL/SQL best practices ? How to go to end of loop (i.e. next record)

From: David Aldridge <david_at_david-aldridge.com>
Date: Thu, 10 Feb 2011 00:11:34 -0800 (PST)
Message-ID: <184585.63971.qm_at_web803.biz.mail.mud.yahoo.com>


Ah, the perfect opportunity to fiddle with conditional compilation as well then.




________________________________
From: Michael Moore <michaeljmoore_at_gmail.com>
To: Tim Hall <tim_at_oracle-base.com>
Cc: "jslowik_at_cps92.com" <jslowik_at_cps92.com>; "oracle-l_at_freelists.org" 
<oracle-l_at_freelists.org>
Sent: Wed, 9 February, 2011 22:20:34
Subject: Re: PL/SQL best practices ? How to go to end of loop (i.e. next record)

Tim,
We are almost on 11g. This is the perfect construct for my problem. Thanks!
Regards,
Mike


On Wed, Feb 9, 2011 at 2:10 PM, Tim Hall <tim_at_oracle-base.com> wrote:

Hi.
>
>If you are using Oracle 11g you can use the CONTINUE or CONTINUE WHEN.
>
>http://www.oracle-base.com/articles/11g/PlsqlNewFeaturesAndEnhancements_11gR1.php#continue_statement
>
>
>Cheers
>
>Tim...
>
>
>On Wednesday, February 9, 2011, Joel Slowik <jslowik_at_cps92.com> wrote:
>> Let me re-state what I just said, I shouldn’t have said I would never use a 
>>goto. I should have said – I will not be using goto’s anytime in the near future 
>>unless something or someone has a compelling reason for me to do so. I am 
>>open-minded after all From: Joel Slowik
>> Sent: Wednesday, February 09, 2011 4:53 PM
>> To: michaeljmoore_at_gmail.com; oracle-l_at_freelists.org
>> Subject: RE: PL/SQL best practices ? How to go to end of loop (i.e. next 
>>record) I would never use a goto – that’s a very messy way to write code – imho 
>>is all. From: oracle-l-bounce_at_freelists.org 
>>[mailto:oracle-l-bounce_at_freelists.org] On Behalf Of Michael Moore
>> Sent: Wednesday, February 09, 2011 4:45 PM
>> To: oracle-l_at_freelists.org
>> Subject: PL/SQL best practices ? How to go to end of loop (i.e. next record) I 
>>can think of many ways to do this but is there a definitive best practice?I'm 
>>sure there must be articles on this somewhere, so links as well as comments are 
>>appreciated.  BEGINfor cur1 in (SELECT bla bla bla)    LOOP      If 
>>something_I_dont_like then skip to next record in cur1;      Lots and lots of 
>>code goes here.      END  LOOP;END; Some options:1) You could set up a label and 
>>use a goto.2) You could set up an inner block and use RAISE to break out: 3) You 
>>could do something like : BEGINfor cur1 in (SELECT bla bla bla)    LOOP         
>><<process_this_record>>         FOR c2 IN (SELECT * FROM DUAL) -- creates an 
>>exitable one-time loop         LOOP             If something then                
>>    exit process_this_record;               Lots and lots of code goes here.     
>>      END LOOP process_this_record;    END  LOOP;END; 4) You could just nest IF 
>>statements like: BEGINfor cur1 in (SELECT bla bla bla)    LOOP         IF 
>>keep_processing_this_transaction THEN         BEGIN               Lots and lots 
>>of code goes here.         END IF;    END  LOOP;END; So, what is the best 
>>way? Regards,Mike
>
>>
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Received on Thu Feb 10 2011 - 02:11:34 CST

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