当然，请参见http://dev.mysql.com/doc/refman/...tions.html#function_group-
concat：
SELECt student_name, GROUP_CONCAt(DISTINCT test_score ORDER BY test_score DESC SEPARATOR ' ') FROM student GROUP BY student_name;
当然，请参见http://dev.mysql.com/doc/refman/...tions.html#function_group-
concat：
SELECt student_name, GROUP_CONCAt(DISTINCT test_score ORDER BY test_score DESC SEPARATOR ' ') FROM student GROUP BY student_name;
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