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Programming > Java Databases > Re: Getting tab...
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Re: Getting tables in insertion order

by Roedy Green <see_website@[EMAIL PROTECTED] > Apr 1, 2008 at 09:08 PM

On Tue, 01 Apr 2008 13:44:50 GMT, Roedy Green
<see_website@[EMAIL PROTECTED]
> wrote, quoted or indirectly quoted
someone who said :

>What is "insertion" order?

In SQL, if the order rows are inserted in im****tant, you must add a
field to the record that you increment on each insertion or mark with
a timestamp.  Then of course you use a perfectly ordinary ORDER BY on
the field to retrieve in that order.

The autoincrement functions should be much faster than ones you
implement longhand.  Back in the olden days of Codasyl databases, I
discovered incrementing these counters was what took the majority of
database activity.
-- 

Roedy Green Canadian Mind Products
The Java Glossary
http://mindprod.com
 




 10 Posts in Topic:
Getting tables in insertion order
Sankar <pr.sankar@[EMA  2008-04-01 00:45:28 
Re: Getting tables in insertion order
Lew <lew@[EMAIL PROTEC  2008-04-01 07:33:38 
Re: Getting tables in insertion order
Sabine Dinis Blochberger   2008-04-01 12:54:21 
Re: Getting tables in insertion order
Dyreatnews@[EMAIL PROTECT  2008-04-01 14:16:04 
Re: Getting tables in insertion order
Roedy Green <see_websi  2008-04-01 13:44:50 
Re: Getting tables in insertion order
Roedy Green <see_websi  2008-04-01 21:08:26 
Re: Getting tables in insertion order
Sankar <pr.sankar@[EMA  2008-04-02 04:25:01 
Re: Getting tables in insertion order
Silvio Bierman <sbierm  2008-04-02 13:45:34 
Re: Getting tables in insertion order
Roedy Green <see_websi  2008-04-03 08:45:20 
Re: Getting tables in insertion order
blueparty <partner5044  2008-04-04 07:39:04 

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