Re: trying to pattern match to a value contained in a column

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От Bruce Momjian
Тема Re: trying to pattern match to a value contained in a column
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Msg-id 200012091927.OAA21186@candle.pha.pa.us
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Ответ на Re: trying to pattern match to a value contained in a column  (Tom Lane <tgl@sss.pgh.pa.us>)
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> Beth Gatewood <bethg@mbt.washington.edu> writes:
> > I hope this isn't because I am using 6.3 (yes...I know it is very very
> > old but this is currently where the data is!)
> 
> > here is the query:
> > select * from av34s1 where chromat ~~ ('%' || sample || '%');
> > ERROR:  parser: syntax error at or near "||"
> 
> I seem to recall that || (and most other operators) wasn't
> considered associative by the grammar way back when.
> Try a fully parenthesized expression:

Yes || had strange problems in those releases.

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