toddmeng-db commented on code in PR #3217:
URL: https://github.com/apache/arrow-adbc/pull/3217#discussion_r2241479129
##########
csharp/src/Drivers/Databricks/CloudFetch/CloudFetchResultFetcher.cs:
##########
@@ -247,6 +247,10 @@ private async Task FetchResultsAsync(CancellationToken
cancellationToken)
_downloadQueue.Add(EndOfResultsGuard.Instance,
cancellationToken);
_isCompleted = true;
Review Comment:
I think we need to avoid this here, since it's possible that DownloadQueue
is full @jadewang-db
```
catch (Exception ex)
{
try
{
_downloadQueue.Add(EndOfResultsGuard.Instance,
CancellationToken.None);
}
}
```
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