asyncPoll method
Polls async request status.
Status values: 0 pending, 1 ready, -1 error, -2 cancelled.
Implementation
int? asyncPoll(int requestId) {
if (!_bindings.supportsAsyncExecuteApi) {
return null;
}
final outStatus = _asyncPollStatus..value = 0;
final code = _bindings.odbc_async_poll(requestId, outStatus);
if (code != 0) {
return null;
}
return outStatus.value;
}