SQL语句的执行顺序

一.sql语句的执行顺序 1 (8)SELECT (9) DISTINCT (11) <TOP_specification> <select_list> 2 3 (1) FROM <left_table> 4 5 (3) <join_type> JOIN <right_table> 6 7 (2) ON <join_condition> 8 9 (4)

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