Explanation:If a schema is not specified, all the columns in the table will be returned. 7. The first call on the HCatOutputFormat must be :
A. setOutputSchema
B. setOutput
C. setOut
D. OutputSchema
Answer:A
Explanation:If a schema is not specified, all the columns in the table will be returned. 7. The first call on the HCatOutputFormat must be :
A. setOutputSchema B. setOutput C. setOut D. OutputSchema
Explanation:Any other call will throw an exception saying the output format is not initialized. 8. ___________ is the type supported for storing values in HCatalog tables.