Re: Backend Protocol Examples?
От | groups@ezotyrik.org (Ezotyrik) |
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Тема | Re: Backend Protocol Examples? |
Дата | |
Msg-id | 3b4102b7.0312041915.1f576099@posting.google.com обсуждение исходный текст |
Ответ на | Backend Protocol Examples? (groups@ezotyrik.org (Ezotyrik)) |
Ответы |
Re: Backend Protocol Examples?
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Список | pgsql-jdbc |
Guess my next question is does anyone know of a more appropriate place to ask this question? I know some work was done on creating a COPY api -- hopefully that code makes it into a future JDBC release, and I can study that. groups@ezotyrik.org (Ezotyrik) wrote in message news:<3b4102b7.0311301948.59eae584@posting.google.com>... > I tried to do execute the following, but each time the program hangs > waiting on the ReceiveString. Also, the new postgres process started > to handle the query has a really high CPU % as reported by top. > > I'd love to see simple examples of conversing with the backend. Also, > is there a nice summary of the protocol that offers more nitty-gritty > than the standard FE/BE discussion in the 7.4 docs? > > Thanks! > > synchronized( pg_stream ) { > try { > pg_stream.SendChar('Q'); > pg_stream.Send( c.getEncoding().encode( "BEGIN" )); > pg_stream.SendChar(0); > pg_stream.flush(); > > System.out.println("step1"); > str = pg_stream.ReceiveString( c.getEncoding() ); > System.out.println("step2");
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