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que1)What are the diffrent database sqoop can support?
ans1)my sql,oracle,postgre sql,hsqldb ,IBM netezza and teradata
que 2)what is needed to connect sqoop to the data base?
ans)JDBC and connector(each of them is required one alone cannot connect sqoop to database).
que3)what is the default execution of the files produced from sqoop import using the parameter-compress.
que4)During the sqoop import,records can be stored as
ans)text files or in binary representation as Avro or sequence file.
que5)why do we create primary key ?
ans)because it allow us to do multiple task
-to change the map task(ex:m1->m2)
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