Mark Stosberg wrote:
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>
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>Here's a situation I've run into more than once with SQL:
>
>I want to select all the rows in a table that match a criteria, where one
>of the criteria is possibly having a related entry in a second table. For
>my example, lets say I have table named 'me
Here's a situation I've run into more than once with SQL:
I want to select all the rows in a table that match a criteria, where one
of the criteria is possibly having a related entry in a second table. For
my example, lets say I have table named 'messages' and another named
'message_attachment
