SELECT select_list FROM table_list WHERE row_constraint GROUP BY grouping_columns; Which of these is not optional?
A. select_list
B. table_list
C. row_constraint
D. grouping_columns
Answer:A
SELECT select_list FROM table_list WHERE row_constraint GROUP BY grouping_columns; Which of these is not optional?
A. select_list B. table_list C. row_constraint D. grouping_columns