>Hi,
> I am developing multiuser application. I have a query which need to join 3 tables through network. Could I know, which way of SQL coding is faster?
>
>1. Join 3 tables in ONE SQL Statement
>
>2. Firstly, join 1st and 2nd table and then join the 2nd with the 3rd table.
>
>
>Thank you

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I think the first one, but you can easily test this.
The SQL downloads a part of the (index) data while working, and at the second method you download the same data twice.