postgres jdbc into eclipse plugin (OID problems)
От | Diego Zanga |
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Тема | postgres jdbc into eclipse plugin (OID problems) |
Дата | |
Msg-id | 3b2806290707110207h1dc1a8a5ld4693c852d830715@mail.gmail.com обсуждение исходный текст |
Ответы |
Re: postgres jdbc into eclipse plugin (OID problems)
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Список | pgsql-jdbc |
Lo, i'm using postgres jdbc (level 3 ver 8.2-505) into an eclipse plugin (i'm developing the plugin to simplify db creation /mantainment, inside some projects). I've a big problem: the server (?!) receive the same prepared statment as inside the plugin as outside( during test, without eclipse), but works differently. If i do it inside the same OID is set to the parameters, but while inside ECLIPSE the server do not add <"> after and before string parameters, while OUTSIDE is set the same OID, and do it. I've debugged the jdbc driver and the OID is 1043, sended to the server: (it's all called from Jdbc3PreparedStatement class) class : QueryExecutorImpl method: private void sendQuery( ..... ) here i've seen that at line 700, the OID is sent to the server for (int i = 1; i <= params.getParameterCount(); ++i) pgStream.SendInteger4(params.getTypeOID(i)); After declaring parameters type to server, there is a BIND of the effective parameters, done by [line 777] private void sendBind(SimpleQuery query, SimpleParameterList params, Portal portal) throws IOException { where the parameter is sended with this command: params.writeV3Value(i, pgStream); // Parameter value So, it's the Server to manage the parameters type eventually adding <"> to string, knowing the OID. However i could not understand WHY, it does it outside eclipse and not inside it: this means the jdbc driver have some problems inside eclipse, and doez not throw execeptions about this problem, so the server has some problem managing the prepared statement, but i dont know what is it, and how to debug it Any hint? cya -- Diego Zanga ------------------------------ Skype NAARANI http://www.javablog.eu http://www.elawoffice.it http://www.blogstudiolegale.eu
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