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OdbcDataReader::FieldCount Property

.NET Framework (current version)
 

Gets the number of columns in the current row.

Namespace:   System.Data.Odbc
Assembly:  System.Data (in System.Data.dll)

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public:
property int FieldCount {
	virtual int get() override;
}

Property Value

Type: System::Int32

When not positioned in a valid record set, 0; otherwise the number of columns in the current record. The default is -1.

Implements

IDataRecord::FieldCount

Exception Condition
NotSupportedException

There is no current connection to a data source.

Includes hidden fields. Use VisibleFieldCount to exclude hidden fields.

After you execute a query that does not return rows, FieldCount returns 0.

.NET Framework
Available since 1.1
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