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Question 18

Which of the following is TRUE about Transformer Stage when $APT_TRANSFORM_COMPILE_OLD_NULL_HANDLING is set?

A Modify Operator is inserted at run time before a Transformer stage to handle null values

If an input column that is used in the derivation expression of an output column contains a null value, then the resulting output column contains a null.

If an input column that is used in the derivation expression of an output column contains a null value, then that row will be dropped or, if a reject link had been defined, rejected

If an input column that is used in the derivation expression of an output column contains a null value, then the resulting output column will be calculated

Correct Answer: B

If an input column that is used in the derivation expression of an output column contains a null value, then the resulting output column contains a null. This is the correct behavior when APT_TRANSFORM_COMPILE_OLD_NULL_HANDLING is set.

Discussion

Dlab3dOption: B

Correct answer is B. https://www.ibm.com/docs/en/iis/11.3?topic=miscellaneous-apt-transform-compile-old-null-handling

vishu82Option: B

Yes answer should be option : B