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DbProviderFactory GetConnection

With the new ADO.NET 2.0 DbProviderFactory and DbProviderFactories classes, you can change the database provider at runtime.  The DbProviderFactories class is use to create a factory object, which in turn is use to create the appropriate provider objects (connection, command, dataadapter, etc).  Here's an example that returns a DbConnection object based on the name of the connection string in the Web.config file.

/// <summary>

/// Create generic database connection object using new DbProviderFactories class.

Table Column To CSV

The following query converts a column of data in a SQL table to a comma-delimited string. This works great for tables with a few hundred rows and limited to the size of the VARCHAR data type. A TEXT field can also be use if needed for large tables, but requires a little more work.

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