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TDataSet.GetBlobFieldData
TDataSet
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Reads BLOB data into a buffer.

function GetBlobFieldData(FieldNo: Integer; var Buffer: TBlobByteData): Integer; virtual;

Description
GetBlobFieldData reads blob data from the field specified by FieldNo into a Buffer. The buffer is a dynamic array of bytes, so that it can grow to accommodate the size of the BLOB data. GetBlobFieldData returns the size of the buffer.
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