| Subject | Re: query optimization- MAX() from .. WHERE |
|---|---|
| Author | tomjanczkadao |
| Post date | 2010-08-18T10:25:59Z |
>It doubles reads amount.
> Take FOREIGN_KEY out of that index!
>
> ./heLen
>
Regards, Tomek
| Subject | Re: query optimization- MAX() from .. WHERE |
|---|---|
| Author | tomjanczkadao |
| Post date | 2010-08-18T10:25:59Z |
>It doubles reads amount.
> Take FOREIGN_KEY out of that index!
>
> ./heLen
>