Re: [GENERAL] Is it possible to specify an ESCAPE for a wildcard search using LIKE ANY (...)
От
Tom Lane
Тема
Re: [GENERAL] Is it possible to specify an ESCAPE for a wildcard search using LIKE ANY (...)
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Msg-id
25377.1484656878@sss.pgh.pa.us
Ответ на
[GENERAL] Is it possible to specify an ESCAPE for a wildcard search using LIKEANY (...) (Thomas Kellerer)
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[GENERAL] Is it possible to specify an ESCAPE for a wildcard search using LIKEANY (...) Thomas Kellerer <spam_eater@gmx.net>
Re: [GENERAL] Is it possible to specify an ESCAPE for a wildcardsearch using LIKE ANY (...) Karsten Hilbert <Karsten.Hilbert@gmx.net>
[GENERAL] Re: Is it possible to specify an ESCAPE for a wildcard search usingLIKE ANY (...) Thomas Kellerer <spam_eater@gmx.net>
Re: [GENERAL] Re: Is it possible to specify an ESCAPE for a wildcardsearch using LIKE ANY (...) Karsten Hilbert <Karsten.Hilbert@gmx.net>
Re: [GENERAL] Is it possible to specify an ESCAPE for a wildcard search using LIKE ANY (...) Tom Lane <tgl@sss.pgh.pa.us>
[GENERAL] Re: Is it possible to specify an ESCAPE for a wildcard search usingLIKE ANY (...) Thomas Kellerer <spam_eater@gmx.net>
Re: [GENERAL] Re: Is it possible to specify an ESCAPE for a wildcardsearch using LIKE ANY (...) Vik Fearing <vik.fearing@2ndquadrant.com>
Thomas Kellerer writes:
> So my question is: Is there any way to specify an alternate wildcard escape when using LIKE ANY (..)?
No, not with ESCAPE. [ manfully resists temptation to run down SQL
committee's ability to design composable syntax ... oops ]
You could do what PG does under the hood, which is to run the pattern
through like_escape():
select *
from some_table
where name like any (array[like_escape('foo_bar%', '/'),
like_escape('bar_foo%', '/')]);
If that seems too verbose, maybe build a function to apply like_escape
to each member of an array.
regards, tom lane
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