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How to change JOIN to exclude?
Message
From
14/08/2008 17:13:14
 
General information
Forum:
Visual FoxPro
Category:
Databases,Tables, Views, Indexing and SQL syntax
Environment versions
Visual FoxPro:
VFP 9 SP1
Miscellaneous
Thread ID:
01339003
Message ID:
01339007
Views:
25
>Hi,
>
>How do I change the following SQL Select so that it will return only those records in MyTable1 that have no child records in MyTable2:
>
>
>select * from mytable1 join mytable2 on mytable1.fld1 = mytable2.fld1
>
>
>Thank you in advance for any help.
How about
select t1.* from mytable1 t1 inner join mytable2 t2 on t1.fld1 <> t2.fld1
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