From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
---|---|
To: | webmaster(at)tony(dot)cz |
Cc: | pgsql-sql(at)postgreSQL(dot)org |
Subject: | Re: [SQL] String concat operator??? |
Date: | 1999-06-30 14:18:06 |
Message-ID: | 21995.930752286@sss.pgh.pa.us |
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Lists: | pgsql-sql |
webmaster <webmaster(at)tony(dot)cz> writes:
> update temp_kat set id_look = substr(ident,1,6) || '-' || substr(ident,7,7)
> where from_kat='P';
> Both id_look and ident are varchars.. So what's wrong with || operator? There
> is an error parsing the querry near || ...
In 6.4.* you have to parenthesize the above because Postgres doesn't
assume that the operator || is associative:
update temp_kat set id_look = (substr(ident,1,6) || '-') || substr(ident,7,7)
where from_kat='P';
6.5 takes the query without parentheses...
regards, tom lane
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