From: Tom Lane <tgl@sss.pgh.pa.us>
To: hmahmood89@googlemail.com
Cc: pgsql-bugs@postgresql.org
Subject: Re: BUG #14448: create table as values - type check skipped
Date: Mon, 05 Dec 2016 13:27:09 -0500
Message-ID: <23049.1480962429@sss.pgh.pa.us> (raw)
In-Reply-To: <20161205143037.4377.60754@wrigleys.postgresql.org>
References: <20161205143037.4377.60754@wrigleys.postgresql.org>
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hmahmood89@googlemail.com writes:
> create temporary table product_codes as select *
> from (
> values
> ('abcdefg'::character varying(20)),
> ('012345678901234567ABCDEFGHIJKLMN')
> ) csv_data (product_code);
> select *
> from product_codes;
> I would expect that the type check got applied across all values or that the
> value got truncated.
> The result column states "character varying(20)". Inserts/Updates/Casts all
> truncate as expected.
Hmm. I'm not sure whether that VALUES construct should be expected to
produce varchar(20) or just unrestricted varchar, but I agree that if
it claims to produce varchar(20) then the results should all meet that
limit. Will look into it, thanks for the report!
regards, tom lane
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To: pgsql-bugs@postgresql.org
Cc: tgl@sss.pgh.pa.us, hmahmood89@googlemail.com
Subject: Re: BUG #14448: create table as values - type check skipped
In-Reply-To: <23049.1480962429@sss.pgh.pa.us>
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