多选题Which four are attributes of single row functions? （）Acannot be nestedBmanipulate data itemsCact on each row returnedDreturn one result per rowEaccept only one argument and return only one valueFaccept arguments which can be a column or an expression
多选题
Which four are attributes of single row functions? （）
A
cannot be nested
B
manipulate data items
C
act on each row returned
D
return one result per row
E
accept only one argument and return only one value
F
accept arguments which can be a column or an expression
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