DataReaderExtensions.GetTextReader(DbDataReader, String) Method
Definition
Important
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Gets a text reader to retrieve data from the column.
public:
[System::Runtime::CompilerServices::Extension]
static System::IO::TextReader ^ GetTextReader(System::Data::Common::DbDataReader ^ reader, System::String ^ name);
public static System.IO.TextReader GetTextReader (this System.Data.Common.DbDataReader reader, string name);
static member GetTextReader : System.Data.Common.DbDataReader * string -> System.IO.TextReader
<Extension()>
Public Function GetTextReader (reader As DbDataReader, name As String) As TextReader
Parameters
- reader
- DbDataReader
The data reader to get the column value from.
- name
- String
The name of the column.
Returns
A text reader.
Exceptions
The connection was dropped or closed during the data retrieval.
-or-
The data reader is closed during the data retrieval.
-or-
There is no data ready to be read (for example, the first Read() hasn't been called, or returned false).
-or-
The data reader tried to read a previously-read column in sequential mode.
-or-
There was an asynchronous operation in progress. This applies to all Get* methods when running in sequential mode, as they could be called while reading a stream.
The name specified is not a valid column name.
The specified column isn't a text type that supports reading with a TextReader.
Remarks
GetTextReader only supports the retrieval of values that can be converted to character arrays (strings).
Applies to
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