cursor.description将为您提供一个元组元组,其中每个元组的[0]是列标题。
num_fields = len(cursor.description)field_names = [i[0] for i in cursor.description]

cursor.description将为您提供一个元组元组,其中每个元组的[0]是列标题。
num_fields = len(cursor.description)field_names = [i[0] for i in cursor.description]