bool CCassandraLogAgent::executeSimpleSelectStatement(const char* st, unsigned& resultValue)
{
CassandraStatement statement(cassSession->prepareStatement(st, getEspLogLevel()>LogNormal));
CassandraFuture future(cass_session_execute(cassSession->querySession(), statement));
future.wait("execute");
CassandraResult result(cass_future_get_result(future));
if (cass_result_row_count(result) == 0)
return false;
resultValue = getUnsignedResult(NULL, getSingleResult(result));
return true;
}
static double getRealResult(const RtlFieldInfo *field, const MYSQL_BIND &bound)
{
if (*bound.is_null)
{
NullFieldProcessor p(field);
return p.doubleResult;
}
if (isInteger(bound.buffer_type))
{
if (bound.is_unsigned)
return (double) getUnsignedResult(field, bound);
else
return (double) getSignedResult(field, bound);
}
else if (bound.buffer_type == MYSQL_TYPE_FLOAT)
return * (float *) bound.buffer;
else if (bound.buffer_type == MYSQL_TYPE_DOUBLE)
return * (double *) bound.buffer;
else
typeError("double", field);
}
