Multiple choice technology databases

If input_select returns NULL for a particular record, Normalize-

  1. Writes the record to the reject port

  2. Writes a descriptive error message to the error port

  3. Discards the information if you do not connect flows to the reject or error ports

  4. Processes all records
Reveal answer Fill a bubble to check yourself
A,B,C Correct answer
Explanation

When input_select returns NULL in a Normalize component, three actions occur: the record goes to the reject port, an error message is written to the error port, and if these ports aren't connected, the record is silently discarded. This is the standard error handling behavior.

Keep practicing — related questions