SQL Server .NET. dotnet-csharp unity

Tianshi Xie 1 Reputation point

I try to use System.data.SqlClient to connect the SQL Server. I have a compile error:
Interface System.Collections.lList method System.Object System Collections.lList::getItem(System.Int32) not implemented on onon-abstraxt class System. Data.SqlClient.SqlParameterCollection. Thank you!

SQL Server
SQL Server
A family of Microsoft relational database management and analysis systems for e-commerce, line-of-business, and data warehousing solutions.
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An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
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