small perf changes #889
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small perf changes #889
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cheenamalhotra
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Feb 1, 2021
cheenamalhotra
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📈 Performance
src/Microsoft.Data.SqlClient/netcore/src/Microsoft/Data/SqlClient/SqlConnection.cs
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DavoudEshtehari
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Feb 2, 2021
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I did a memory profile of the test case in #659 and noted some easy to fix issues:
The ConnectionState change was using
.Equals(object)which caused boxing, it's just changed to state value capture and a direct comparison. TheConcurrentQueueSemaphoresimply changes a delegate instantiation and context capture to a static delegate and state object parameter invocation as we've used elsewhere to reduce allocations.