pig tutorial 5 – debugging pig with diagnostic operators like describe, dump, explain and illustrate

DESCRIBE Use the DESCRIBE operator to review the schema of a particular alias. Input Service Data 1,NDATEST,/shelf=0/slot/port=1 2,NDATEST,/shelf=0/slot/port=2 3,NDATEST,/shelf=0/slot/port=3 4,NDATEST,/shelf=0/slot/port=4…

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