cur->prepareQuery("begin exampleproc(:in1,:in2,:in3,:out1,:out2,:out3); end;");
cur->inputBind("in1",1);
cur->inputBind("in2",1.1,2,1);
cur->inputBind("in3","hello");
cur->defineOutputBindInteger("out1");
cur->defineOutputBindDouble("out2");
cur->defineOutputBindString("out3",20);
cur->executeQuery();
int64_t out1=cur->getOutputBindInteger("out1");
int64_t out2=cur->getOutputBindDouble("out2");
char    *out3=cur->getOutputBindString("out3");
