Jason Pruim <lists@xxxxxxxxxxxxxxxxxxxx> wrote:
> Given the following 2 queries:
>
> "SELECT DISTINCT areacode FROM main WHERE state = '{$query_exploded[0]}'";
>
> "SELECT DISTINCT areacode FROM main";
>
> The second displays ALOT faster.... Like by minutes... the first one is what I really want though.... Currently working with a dataset of 89 million records, will be expanding that to many many more times that... To the tune of possibly a couple billion records...
>
> Any ideas? :)
make state an index into the table.
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