Linking Error in OCCI

Question

hi Guys...
please help me...
i m new in c++ connectivity with Oracle using OCCI...
following is my code which i wrote in Dev C++ using g++ compiler
#include <occi.h>
using namespace oracle::occi;
int main() {
Environment *env = Environment::createEnvironment();
Environment::terminateEnvironment(env);
return 0;
Errors comming
Compiler: Default compiler
Executing g++.exe...
g++.exe "C:\Dev-Cpp\bin\occ1.cpp" -o "C:\Dev-Cpp\bin\occ1.exe" -I"C:\Dev-Cpp\lib\gcc\mingw32\3.4.2\include" -I"C:\Dev-Cpp\include\c++\3.4.2\backward" -I"C:\Dev-Cpp\include\c++\3.4.2\mingw32" -I"C:\Dev-Cpp\include\c++\3.4.2" -I"C:\Dev-Cpp\include" -I"E:\instantclient" -I"E:\oracle\product\10.2.0\db_1\OCI\include" -L"C:\Dev-Cpp\lib" -L"E:\instantclient"
C:\DOCUME~1\MANSI\LOCALS~1\Temp/cc4Gcaaa.o(.text+0x52):occ1.cpp: undefined reference to `oracle::occi::Environment::createEnvironment(oracle::occi::Environment::Mode, void*, void* (*)(void*, unsigned int), void* (*)(void*, void*, unsigned int), void (*)(void*, void*))'
C:\DOCUME~1\MANSI\LOCALS~1\Temp/cc4Gcaaa.o(.text+0x60):occ1.cpp: undefined reference to `oracle::occi::Environment::terminateEnvironment(oracle::occi::Environment*)'
collect2: ld returned 1 exit status
Execution terminated
tell me where I am wrong???

Answer 1

hi Mark,
Thanks So much for replying...
Actually I am totally new in C++ connectivity with oracle 10g database..
could u please help me because tomorrow i have an interview on this...n i wnt to learn some basics of creating a connection
it would be great if u can give me some steps on how to create a c++ program ( what compliers , header files,library files ..on which location they should be) that can connect to oracle 10g database.
plz it very urgent
i have done searching on google...but didn't get good tutorial on this...
thanks
mansi