My code throws the error Invalid attempt to call Read when reader is closed. I\'m using SqlDataReader to read values from database, and that is my code:
Here\'s a simple code snippet of a larger function as an example. Usi开发者_如何学Gong conn as New SqlConnection(\"conn string\")
I have a gridview with 3 columns Name,Surname,Change(ButtonField column) which is populated from an SqlDataReader with the following code
I have a search engine that uses a SqlDataSource control in ASP.NET which gets data from a stored procedure with parameters. I get the parameters from default values and controls on the page, so the u
I\'ve got an sql datareader that has a bunch of paths in it. I need to open up multiple pop up windows / multiple tabs on the browser.
What would be the fastest way to transmit SQL tabular data over HTTP using WCF endpoints? Right now I am querying Entity Framework with ESQL and then serializing the DataTable result into a byte[] an
I am using SQL Server 2008 in a asp.net/c# program.I am trying to use SqlDataReader to fetch the data form the db, but I\'m not sure what to use for the datatype开发者_如何学Python \"bit\".
In C# ADO.NET, how can I tell if a sproc returned 0 rows versus the sproc had no commands to run on TSQL?
SqlConnection conn1 = new SqlConnection(\"Server=ILLUMINATI;\" + \"Database=DB;Integrated Security= true\");
Can someone tell me the difference between these two pieces of code? Why use IDataReader? using (IDataReader reader = cmd.ExecuteReader())
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