Re: Bug #513: union all changes char(3) column definition
От
Bruce Momjian
Тема
Re: Bug #513: union all changes char(3) column definition
Дата
Msg-id
200111220413.fAM4DSH15042@candle.pha.pa.us
Ответ на
Список
Дерево обсуждения
Bug #513: union all changes char(3) column definition pgsql-bugs@postgresql.org
Re: Bug #513: union all changes char(3) column definition Tom Lane <tgl@sss.pgh.pa.us>
Re: Bug #513: union all changes char(3) column definition Peter Eisentraut <peter_e@gmx.net>
Re: Bug #513: union all changes char(3) column definition Tom Lane <tgl@sss.pgh.pa.us>
Re: Bug #513: union all changes char(3) column definition Bruce Momjian <pgman@candle.pha.pa.us>
Re: Bug #513: union all changes char(3) column definition Tom Lane <tgl@sss.pgh.pa.us>
Re: Bug #513: union all changes char(3) column definition Bruce Momjian <pgman@candle.pha.pa.us>
Re: Bug #513: union all changes char(3) column definition Tom Lane <tgl@sss.pgh.pa.us>
Re: Bug #513: union all changes char(3) column definition Bruce Momjian <pgman@candle.pha.pa.us>
> How many special cases like that do you want to put into the allegedly > datatype-independent CREATE TABLE code? > > If I thought this were the only case then I'd not object ... but it > looks like a slippery slope from here. > > And --- it's not like replacing "bpchar" with "text" actually buys us > any useful new functionality. AFAICS it's just a cosmetic thing. > > regards, tom lane > > PS: On the other hand, we might consider attacking the problem from > the reverse direction, ie *removing* code. For example, if there > weren't redundant || operators for char and varchar, then every || > operation would yield text, and the example we're looking at would > work the way you want for free. I've thought for awhile that we > could use a pass through pg_proc and pg_operator to remove some > entries we don't really need. Can we convert bpchar to text in create table if no typmod is supplied? -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026
В списке pgsql-bugs по дате отправления
От: Ashley Cambrell
Дата: