https://learn.microsoft.com/pl-pl/dotnet/api/system.data.common.dbconnectionstringbuilder.shouldserialize?view=netframework-4.8.1&viewFallbackFrom=net-10.0-pp
DbConnectionStringBuilder.ShouldSerialize(String) Method (System.Data.Common) | Microsoft Learn
Indicates whether the specified key exists in this DbConnectionStringBuilder instance.
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