On Thu, Aug 28, 2008 at 4:42 AM, Geethajini C <[EMAIL PROTECTED]>wrote:
> Hi everyone, > > I would like to know, what will be the format of the input > parameters [ key(K1) and value(V1) ] passed to Mapper if the input format is > set as SequenceFileInputFormat. Sequence Files store the types of the keys and values in their headers. So the input to your map will be the types that were stored written into it. If you look at the output of "head -c 1000 part-0 | strings" the first two lines will be the type names of the key and value, respectively. -- Owen
