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Re: Where is a temp tables DDL stored?

From: William Robertson <william.robertson_at_bigfoot.com>
Date: 17 Sep 2005 17:04:33 -0700
Message-ID: <1127001873.080941.316050@g43g2000cwa.googlegroups.com>


DA Morgan wrote:
> Daniel Fink wrote:
> > As soon as I saw DCL, I thought Digital Command Language! Recycling
> > acronyms is a great way to confuse people!
> >
> > Ah, fond memories of VMS...
> >
> > Daniel Fink
>
> Someone could probably write a book on just the subject of Oracle
> recycling names within a single product family.
>
> How many definitions for the word "block"?
>
> Three come to mind immediately.
> --
> Daniel A. Morgan
> http://www.psoug.org
> damorgan_at_x.washington.edu
> (replace x with u to respond)

I always liked the way Oracle tried to claim that "JSP" stood for "Java Stored Procedures".

It seems to me that one difference between DDL and metadata is in intentionality. When creating a partitioned table, for example, you might deliberately not define individual storage clauses or tablespace names for individual partitions, because you want them all to use the settings defined at the table level. When reverse-engineering the DDL from the data dictionary later, there is nothing to tell you that the person who created the table had that in mind, so typically tools such as exp/imp specify every setting for each partition. The result is semantically different to what was used originally, even if it produces the same result, but there is no way to tell that from the metadata.

I don't think that helps the OP very much but I do enjoy a bit of semantics. Received on Sat Sep 17 2005 - 19:04:33 CDT

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