[thelist] T-SQL join I can't grok
Canfield, Joel
JCanfield at PacAdvantage.org
Wed Nov 23 16:10:10 CST 2005
I wrote
> > I just can't get my head around the logic to decide which
> table to query
> > depending on the value of p.object_type for each row returned.
so matt wrote
> select (case p.object_type when 'g' then g.fullname when 'u' then
> u.fullname else NULL END) as fullname
> from lotsa l, joined u, tables g
> where joelcanwritethejoins=1;
Bingo. Thanks, matt (et al)
joel
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