Question: ANSWER WITH ONLY SQL. Instead of using the extract function, what function would you use for alphanumeric characters. I am confused because the value is
ANSWER WITH ONLY SQL. Instead of using the extract function, what function would you use for alphanumeric characters. I am confused because the value is a varchar and does not work with this function. Is there a way to use the extract function for numeric values and another function for alphanumeric values in the same function? Could you provide an example.
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