Just learn hadoop, would like to ask, graphs results save to disk, how to obtain?
Or is there, directly to the calculation results back, not storage method?

CodePudding user response:

Map reduce this framework, determines its intermediate results and the end result is saved to the HDFS, namely to disk,

HDFS itself is a distributed file system, the data on the save to the file, you can use text commands to open to see, you can also use the get command to take the view to Linux,

CodePudding user response:

refer to the original poster qq_36632122 response:

just learn hadoop, would like to ask, graphs results save to disk, how to obtain?
Or is there, directly to the calculation results back, not storage method?

That is to say, can not directly get the results, to show to the front desk?

CodePudding user response:

refer to the second floor qq_36632122 response:

Quote: refer to the original poster qq_36632122 response:

Just learn hadoop, would like to ask, graphs results save to disk, how to obtain?
Or is there, directly to the calculation results back, not storage method?

That is to say, can not directly get the results, to show to the front desk?

Is stored in the HDFS, cannot show direct access to the front desk, if you want to get to other tools;