How to create a DbDataAdapter given a DbCommand or DbConnection?(如何在给定 DbCommand 或 DbConnection 的情况下创建 DbDataAdapter?)

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问题描述

I want to create a data access layer that works with any data provider.

I know it's possible to create a DbCommand using the factory method available on the connection.

objDbCon.CreateCommand();

However, I could not find anything to create a DbDataAdapter. Is this is a bug in ADO.NET or what?

解决方案

DbProviderFactory.CreateDataAdapter *

Also you can get all registered DbProviders via DbProviderFactories class.

*I think this is a wrong place for this method.

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