Re: [INTERFACES] Q on JDBC's resultset
От | Peter T Mount |
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Тема | Re: [INTERFACES] Q on JDBC's resultset |
Дата | |
Msg-id | 981535688.3a810bc8a36da@webmail.retep.org.uk обсуждение исходный текст |
Ответ на | Re: [INTERFACES] Q on JDBC's resultset (Peter T Mount <peter@retep.org.uk>) |
Ответы |
Re: Re: [INTERFACES] Q on JDBC's resultset
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Список | pgsql-jdbc |
Quoting Greg Speegle <Greg@10happythings.com>: > > > Peter T Mount wrote: > > > 7.1 has the beginings of an UpdateableResultSet. When I can work out > how to > > solve a few fundamental problems it shouldn't take long. > > > > Here's a few questions for people to see if they can figure it out: > > > > * How to detect what table a column belongs so. Required if the query > was a > > join of 2 or more tables. > > As I understand the JDBC spec, you are not supposed to be able to > update > through a ResultSet unless several criteria are met by the query, > including that the > > query is over exactly one table (to avoid problems like these). I don't > recall if > the other cases are also prohibited, but that would make the problem > easier. Yes it would make it easier. The problem I have is how to detect when it's just a single table. Peter -- Peter Mount peter@retep.org.uk PostgreSQL JDBC Driver: http://www.retep.org.uk/postgres/ RetepPDF PDF library for Java: http://www.retep.org.uk/pdf/
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