delphi ftBlob二进制字段读取存储

aStream:TMemoryStream;post aStream:=TMemoryStream.Create;blog   字段保存到streamit qrypub.ParamByName('Data').LoadFromStream(aStream, ftBlob);io   从字段读取到Stream里class   TBlobField(dm.qrypub.FieldByName('FIL

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