Posted by Hugo Kornelis on 02/15/06 00:29

On 14 Feb 2006 14:09:09 -0800, mariohiga wrote:

>Hello
>I've a really big doubt :) I've this two alternatives
>
>SELECT *
> FROM T1 a
> INNER JOIN T1 b
> ON a.F1 = b.F1
> AND a.F2 = 1
>
>SELECT *
> FROM T1 a
> INNER JOIN T1 b
> ON a.F1 = b.F1
> WHERE a.F2 = 1
>
>I don't know when I've use a.F2 = 1
>1) In the INNER JOIN statement OR
>2) In the WHERE condition
>
>I appreciate any idea
>Thanks a lot

Hi mariohiga,

For an INNER JOIN, there's no difference. Use what you prefer best.

I'd choose the latter, because I like to keep the join conditions in the
JOIN clauses and the filter conditions in the WHERE clauses - but that's
purely personal preference.

--
Hugo Kornelis, SQL Server MVP

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