Re: HOWTO pass "default value" to PQexecParams?
| От | JiangWei |
|---|---|
| Тема | Re: HOWTO pass "default value" to PQexecParams? |
| Дата | |
| Msg-id | 43C3046B.90501@sduept.com обсуждение исходный текст |
| Ответ на | Re: HOWTO pass "default value" to PQexecParams? (Volkan YAZICI <yazicivo@ttnet.net.tr>) |
| Список | pgsql-interfaces |
Volkan YAZICI wrote: <blockquote cite="mid20060109104145.GA546@alamut" type="cite"><pre wrap="">On Jan 09 04:18, JiangWeiwrote: </pre><blockquote type="cite"><blockquote type="cite"><pre wrap="">AFAIK, it's not possible to point the field'sdefault value using a special value in the related array member. Because, you cannot declare any special value in the array: NULL will be treated as NULL and other char values as is. </pre></blockquote><pre wrap="">We can declare a specialized oid for this. </pre></blockquote><prewrap=""> You mean in the parameter types? </pre></blockquote> Yes.<br /><blockquote cite="mid20060109104145.GA546@alamut" type="cite"><prewrap="">If so, is this supported by PostgreSQL? </pre></blockquote> No. Just an idea. "EXPRESSION_OID" for'DEFAULT' , ' foo ( id, 2) ', 'm * n + x' ...<br /><br /><br />
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