IDataReaderExtension 成員

Provides a means of reading one or more forward-only streams of result sets obtained by executing a command at a data source, and is used by SQL Server Reporting Services to retrieve aggregation-specific information about a result set.

IDataReaderExtension 型別公開下列成員。

方法

	名稱	描述
	Dispose	(繼承自 IDisposable。)
	GetFieldType	Gets the Type information corresponding to the type of object that is returned from GetValue. (繼承自 IDataReader。)
	GetName	Gets the name of the field to find. (繼承自 IDataReader。)
	GetOrdinal	Return the index of the named field. (繼承自 IDataReader。)
	GetValue	Return the value of the specified field. (繼承自 IDataReader。)
	IsAggregationField	Indicates whether the data is aggregated by the field with the given index.
	Read	Advances the IDataReader to the next record. (繼承自 IDataReader。)

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屬性

	名稱	描述
	AggregationFieldCount	Gets the number of fields by which the data is aggregated.
	FieldCount	Gets the number of fields in the data reader. (繼承自 IDataReader。)
	IsAggregateRow	Indicates whether the current row contains aggregate data.

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請參閱

參考

IDataReaderExtension介面

Microsoft.ReportingServices.DataProcessing 命名空間