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Cc: [EMAIL PROTECTED]
Subject: Re: Performance Problem - LEFT JOIN
Guilherme wrote:
>I have 3 tables tableA, tableB and tableC and the fields tableA.id,
>tableB.idA and tableC.idA.
>I'm using this query (bellow) to call information from the database that has
>in tableA
Guilherme,
Thursday, July 25, 2002, 4:18:13 AM, you wrote:
G> I have 3 tables tableA, tableB and tableC and the fields tableA.id,
G> tableB.idA and tableC.idA.
G> I'm using this query (bellow) to call information from the database that has
G> in tableA but tableA.id is not found on tableB.idA and
Guilherme wrote:
>I have 3 tables tableA, tableB and tableC and the fields tableA.id,
>tableB.idA and tableC.idA.
>I'm using this query (bellow) to call information from the database that has
>in tableA but tableA.id is not found on tableB.idA and tableC.idA.
>
>SELECT tableA.*
> FROM tableA
