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OracleDataReader::FieldCount Property

Gets the number of columns in the current row.

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

public:
virtual property int FieldCount {
	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

ExceptionCondition
NotSupportedException

There is no current connection to a data source.

Includes hidden fields. Use VisibleFieldCount to exclude hidden fields.

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

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1
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