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Re: PARTITION BY RANGE ,problem for NULL values
Posted by: soumen chowdhury
Date: January 21, 2011 12:54AM

Mattias Jonsson Wrote:
-------------------------------------------------------
> When I tried to create the table including the
> partitioning clause, I got the following
> warnings:
> Warning 1292 Incorrect datetime value:
> '0000-00-00'
> Warning 1292 Incorrect datetime value:
> '2010-11-31'
> Warning 1292 Incorrect datetime value:
> '2011-11-31'
>
> After correcting the non existent dates (x-11-31
> -> x-11-30) it will not break on that error.
>
> Since it is LESS THAN I suggest to use the first
> in every month instead, currently you have ranges
> that start with the last in every month and end
> with the second last day in every month.
>
> And also TO_DAYS(TIMESTAMP_column) is not allowed
> as partitioning function, I suggest using
> UNIX_TIMESTAMP(open_date) instead or change the
> column type to DATETIME.
>
> Read more in the manual, start with:
> http://dev.mysql.com/doc/refman/5.5/en/partitionin
> g-limitations-functions.html


Dear
MR. Jonsson;
Many a thanks for the suggestion,i have started the partitioning with UNIX_TIMESTAMP and first in every month.

It's still going on,table has 14 million records,working on 4 cpu,15 GB memory.

I shall further ask for ur assistance,if it fails.

Regards;
Soumen Chowdhury.



Edited 1 time(s). Last edit at 01/21/2011 12:56AM by soumen chowdhury.

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Re: PARTITION BY RANGE ,problem for NULL values
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