Which object is used to add relationship between two Datatables?
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How to create data relations?
What is ado.net components?
If we want to connect to many databases in dataaccess layer such as MSAccess,Sql server,oracle means not to a particular database depends on condition we have to connect to appropriate database in this scenario if we without changing code Ho wdo you handle this situation?
once data is fetched into dataset connection gets closed. but in datareader connection is always maintained...then why datareader is fast and mainly recommended ?
What is the maximum pool size in ado.net connection string?
Explain how to copy the contents from one table to another table and how to delete the source table in ado.net?
What is a datagridview?
What is ole in excel?
What are the different ado.net namespaces?
How to store data in memory?
can anybody show me the structure of ADO.NET
List all the steps in order, to access a database through ado.net?