lo_open problems
От | James Leigh |
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Тема | lo_open problems |
Дата | |
Msg-id | 1015278145.14587.13.camel@jacob обсуждение исходный текст |
Ответы |
Re: lo_open problems
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Список | pgsql-general |
I am using some large object, but lo_open always returns -1. I don't know why. Here is a code snipet (compiled with g++ for C++). /* * create the large object */ Oid lobjId = lo_creat(conn, INV_READ | INV_WRITE);// works if (lobjId == 0){ fprintf(stderr, "can't create large object\n"); return 0; } int lobj_fd = lo_open(conn, lobjId, INV_WRITE);// == -1 if(lobj_fd < 0){ fprintf(stderr, "can't open large object (%d)\n", lobjId); return 0; } lo_creat works and I can use psql with '\dl' to see the new lo created, but lo_open returns '-1'. In what cases would lo_open fail after a successfull lo_creat? Running the provided sample program works, so lo support is there, but in my large application I cannot open the lo. any ideas? james
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