Re: Removing simliar elements from a set - Mailing list pgsql-sql

Dan,

> I'm trying to remove items from a set which are similar to items in
> another set.
<snip>

> In short, we remove all items from MASTER which are under the directories
> specified in MATCHES.

from your example, you are trying to remove all directories which do *not*
match.   What do you want, exactly?

--
-Josh BerkusAglio Database SolutionsSan Francisco