Broadcast and replicate does the similar work , what’s the diff then

Broadcast and replicate does the similar work , what’s the
diff then

Question Posted / uday

4 Answers
19556 Views
TCL, Wipro, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

Broadcast and replicate does the similar work , what’s the diff then..

Answer / chamanvir kaur

Both behave same when input files are serial.
But when its multi file then broadcast do data partitioning
and replicate do component partitioning.

Is This Answer Correct ?

11 Yes

3 No

Broadcast and replicate does the similar work , what’s the diff then..

Answer / sreedevi

Broadcast Replicate
1)Broadcast is used for Data parallelism. 1) Replicate mainly used for component parallelism.
2) It can have SFS at in and MFS at out. 2) You cannot have serial layout(SFS) to input and MFS to output.
3) in Broad cast same data is to be dumped to all output flows. 3) In replicate we are not excepting any order of records in the output because it combines the data records arbitarly

Is This Answer Correct ?

0 Yes

0 No

Broadcast and replicate does the similar work , what’s the diff then..

Answer / jagdish

Broadcast destributes the records from input based on the block size where as the replicate combines all of the inputs and makes a copy and populates to output.

Is This Answer Correct ?

0 Yes

7 No

Broadcast and replicate does the similar work , what’s the diff then..

Answer / sainath

Broadcast and replicate both are perform same action ,but main difference is Broadcast is partition component. replicate is not a partition component .

Is This Answer Correct ?

0 Yes

10 No

Post New Answer