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OracleDataReader::FieldCount Property

.NET Framework 4.5

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

Exceptions

Exception	Condition
NotSupportedException	There is no current connection to a data source.

Remarks

Includes hidden fields. Use VisibleFieldCount to exclude hidden fields.

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

Version Information

.NET Framework

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

Platforms

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Reference

OracleDataReader Class

System.Data.OracleClient Namespace

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