【正确答案】 1、TO    

【答案解析】SQL命令查询将结果存储到别的文件有以下几种常见方式：①Select* from student to file student结果存储到student.txt中；②Select*from student into table student结果存储到表student.dbf中；③Select*from student into cursor student结果存储到临时表student.dbf中。