Issues found.

"[RedundantUsingDirective] Using directive is not required by the code and can be safely removed" on /home/runner/work/ydb-dotnet-sdk/ydb-dotnet-sdk/src/Ydb.Sdk/tests/Query/TestExecuteQuery.cs(5,128)

"[UnusedVariable] Local variable 'part' is never used" on /home/runner/work/ydb-dotnet-sdk/ydb-dotnet-sdk/src/Ydb.Sdk/tests/Query/TestExecuteQuery.cs(126,3581)

"[UnusedParameter.Local] Parameter 'driver' is never used" on /home/runner/work/ydb-dotnet-sdk/ydb-dotnet-sdk/src/Ydb.Sdk/src/Services/Query/QueryClient.cs(13,192)

"[CSharpWarnings::CS1998] This async method lacks 'await' operators and will run synchronously. Consider using the 'await' operator to await non-blocking API calls, or 'await Task.Run(...)' to do CPU-bound work on a background thread." on /home/runner/work/ydb-dotnet-sdk/ydb-dotnet-sdk/src/Ydb.Sdk/src/Services/Query/QueryClient.cs(41,865)

"[CSharpWarnings::CS1998] This async method lacks 'await' operators and will run synchronously. Consider using the 'await' operator to await non-blocking API calls, or 'await Task.Run(...)' to do CPU-bound work on a background thread." on /home/runner/work/ydb-dotnet-sdk/ydb-dotnet-sdk/src/Ydb.Sdk/src/Services/Query/QueryClient.cs(48,1051)

"[RedundantUsingDirective] Using directive is not required by the code and can be safely removed" on /home/runner/work/ydb-dotnet-sdk/ydb-dotnet-sdk/src/Ydb.Sdk/src/Services/Query/QuerySession.cs(2,22)

"[ReturnTypeCanBeNotNullable] Return type of 'ResultSet' can be non-nullable" on /home/runner/work/ydb-dotnet-sdk/ydb-dotnet-sdk/src/Ydb.Sdk/src/Services/Query/QuerySession.cs(37,686)

"[UnassignedGetOnlyAutoProperty] Get-only auto-property 'ExecStats' is never assigned" on /home/runner/work/ydb-dotnet-sdk/ydb-dotnet-sdk/src/Ydb.Sdk/src/Services/Query/QuerySession.cs(50,1093)

"[UnassignedGetOnlyAutoProperty] Get-only auto-property 'Current' is never assigned" on /home/runner/work/ydb-dotnet-sdk/ydb-dotnet-sdk/src/Ydb.Sdk/src/Services/Query/QuerySession.cs(83,1965)