Re: Dictionary Managed and auto-coalesce -- was RE: locally

Well, yes. I kept talking of a CREATE TABLE but it's not just a CREATE but an allocate of a new extent can also cause coalescing.

Hemant
At 09:31 PM 17-04-03 -0800, you wrote:
>IIRC, any operation that required allocation of a new extent would perform
>a coalesce.
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>Daniel W. Fink
>http://www.optimaldba.com
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>IOUG-A Live! April 27 - May 1, 2003 Orlando, FL
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>Hemant K Chitale wrote:
>
>>
>>In a Dictionary-Managed tablespace [the "good old days" that Rachel is
>>talking about],
>>SMON would auto-coalesce free extents in the background if PCTINCREASE
>>was > 0.
>>However, even where PCTINCREASE=0, a CREATE TABLE would still coalesce
>>contigous extents. Of course, if the CREATE statement could find
>>a Free Extent equal to or larger than the required size, it would use such
>>extent [breaking up the larger into a used and a free extent]. The CREATE
>>would coalesce only if it couldn't find an equal or larger extent.
>>
>>Hemant
>
>
>
>
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Hemant K Chitale
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